Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250502-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2025, 04:19

General

  • Target

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

  • Size

    669KB

  • MD5

    ead18f3a909685922d7213714ea9a183

  • SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

  • SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

  • SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • SSDEEP

    6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Malware Config

Extracted

Path

C:\ProgramData\_readme.txt

Ransom Note
ATTENTION! Don't worry my friend, you can return all your files! All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-T9WE5uiVT6 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 046Sdsd3273yifhsisySD60h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
URLs

https://we.tl/t-T9WE5uiVT6

Signatures

  • Renames multiple (213) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 35 IoCs
  • Looks up external IP address via web service 6 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5920
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\ebfdc738-e5f0-4494-abfa-3691009be448" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:5796
    • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • Drops desktop.ini file(s)
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4572
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4556
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 4556 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:5460
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 5460 -s 1272
            5⤵
            • Program crash
            PID:3316
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 1668
          4⤵
          • Program crash
          PID:3540
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 4572 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3452
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5920 -s 2136
      2⤵
      • Program crash
      PID:1360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5920 -ip 5920
    1⤵
      PID:2252
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5460 -ip 5460
      1⤵
        PID:3120
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4556 -ip 4556
        1⤵
          PID:5440
        • C:\Users\Admin\AppData\Local\ebfdc738-e5f0-4494-abfa-3691009be448\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          C:\Users\Admin\AppData\Local\ebfdc738-e5f0-4494-abfa-3691009be448\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe --Task
          1⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:5544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3452 -ip 3452
          1⤵
            PID:3448

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                • C:\ProgramData\Microsoft\Network\Downloader\edbtmp.log

                  Filesize

                  1.3MB

                  MD5

                  f782b09fd215d3d9bb898d61ea2e7a37

                  SHA1

                  a382348e9592bdf93dd10c49773b815a992fa7c7

                  SHA256

                  7bd4646090dff9875e08ea00e5727b11be19fcb850344856e66360c152835694

                  SHA512

                  9342bd7a0cbabd7e699ea545897a6403371a0034e4bea067a9662dad9e492c5fa9b27efa4c850e1c001c79d6a76ffe0dacb6831010e41c8d5e2a92bd5b898606

                • C:\ProgramData\Package Cache\{3A96B93E-763F-41E7-85C7-1F3CCC37EF27}v48.108.8828\dotnet-host-6.0.27-win-x64.msi

                  Filesize

                  736KB

                  MD5

                  c3c0fe1bf5f38a6c89cead208307b99c

                  SHA1

                  df5d4f184c3124d4749c778084f35a2c00066b0b

                  SHA256

                  f4f6d008e54b5a6bac3998fc3fe8e632c347d6b598813e3524d5489b84bd2eaf

                  SHA512

                  0f3e96d16c512e37025b04ff7989d60126c3d65fe868dbcfbeae4dac910ce04fc52d1089f0e41ce85c2def0182a927fdcc349094e74cdd21b45a42fde7f01806

                • C:\ProgramData\Package Cache\{662A0088-6FCD-45DD-9EA7-68674058AED5}v14.30.30704\packages\vcRuntimeMinimum_amd64\vc_runtimeMinimum_x64.msi

                  Filesize

                  180KB

                  MD5

                  b2e47100abd58190e40c8b6f9f672a36

                  SHA1

                  a754a78021b16e63d9e606cacc6de4fcf6872628

                  SHA256

                  889217bcb971387bc3cb6d76554646d2b0822eceb102320d40adf2422c829128

                  SHA512

                  d30da8c901e063df5901d011b22a01f884234ddddd44b9e81b3c43d93a51e10342074523339d155d69ff03a03a1df66c7d19e0137a16f47735b5b600616ca2a9

                • C:\ProgramData\Package Cache\{CE4D7AE0-FCBA-486F-A58F-DBA3626FBE4B}v56.64.8781\dotnet-runtime-7.0.16-win-x64.msi

                  Filesize

                  26.0MB

                  MD5

                  078fdfc06d675c9476796f61e8d8b396

                  SHA1

                  183e0f30aad003e5443fc282813f349ebd7bb1c8

                  SHA256

                  71474bbf9ec8997bb0ec65853cb095b000f1cdd52aa3f53b486a994588a4b7f7

                  SHA512

                  ec1b7bb3993e7022b600557fb63f405cca68fa269ebf9cebb4c699c7e35ac3bdafac44c12b60b67c01987d499023a2b5cfea0bdb66684eff4d67546ec5952a68

                • C:\ProgramData\Package Cache\{E634F316-BEB6-4FB3-A612-F7102F576165}v48.108.8836\windowsdesktop-runtime-6.0.27-win-x64.msi

                  Filesize

                  28.5MB

                  MD5

                  01bc6dc2e63ba4656e64f83debbc1f4e

                  SHA1

                  823cb85a326995b562bd02e26996a4a841795322

                  SHA256

                  b96e7138eee33474e5ec02c855673b56f78f0773d10fb962b7c9d015597db689

                  SHA512

                  90f0a9df306c83c3c10cdc7cb03110bb75796b3462a3562743a5a4cf9366d85e157cdf7b60bf6458051a0deec9275ae30fc49d19f83aebaae01ec908b3335175

                • C:\ProgramData\_readme.txt

                  Filesize

                  1KB

                  MD5

                  d75064cfaac9c92f52aadf373dc7e463

                  SHA1

                  36ea05181d9b037694929ec81f276f13c7d2655c

                  SHA256

                  163ec5b903b6baadd32d560c44c1ea4dce241579a7493eb32c632eae9085d508

                  SHA512

                  43387299749f31c623c5dd4a53ff4d2eff5edfeb80fd4e2edd45860b5c9367d2767ae2ee9b60824b57301999dd2bd995b7d3bd5e7187e447aed76106272559d1

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

                  Filesize

                  1KB

                  MD5

                  4a90329071ae30b759d279cca342b0a6

                  SHA1

                  0ac7c4f3357ce87f37a3a112d6878051c875eda5

                  SHA256

                  fb6a7c3edcd7b97fabc18855102a39fc4d6d3f82c0fdd39b1667807b71b9c49b

                  SHA512

                  f0e206053d4369437c2c0f1f90f0fd03d631e4b9859d807049b41efde823d64cf4d75c28316d932360f7c03bd409e923c8bc2d4f5959361feacecfcf101ae823

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

                  Filesize

                  530B

                  MD5

                  1fbb37f79b317a9a248e7c4ce4f5bac5

                  SHA1

                  0ff4d709ebf17be0c28e66dc8bf74672ca28362a

                  SHA256

                  6fb1b8e593cb0388f67ead35313a230f524657317ea86271b3a97362e5ec6ad9

                  SHA512

                  287e1d62c9ceb660965c266f677c467fbb997c2f5dcd1d63e185e266488aafc3489ac1d3feec81d10f01ce4a72e61a8bc4e124f137ce8675a220aa7797002e74

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

                  Filesize

                  174B

                  MD5

                  9be722122a3dd5ec8ebd8331ce154b0b

                  SHA1

                  496c2336b84b084c260067f3d97883bae146fc60

                  SHA256

                  3ea5307af3502db648cc710abdc529ade64175c7274a54a3cd525794a4a2a285

                  SHA512

                  9a257323dad4cc4447351cee666a3155abbac5fe242380f162f481a67c8dfdd77bd71403b45cb8f0d257c267ae7a59212d49626bf081e91a01166f5bb1462d84

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

                  Filesize

                  170B

                  MD5

                  43b2e5621eb9cae3e92d592c9f5017d3

                  SHA1

                  79313134e76bc1d912528b71e99f86e11d80ec4d

                  SHA256

                  b1244c6753ebb5334834f4b3785204fb052557c26a3b0007d20176a293089935

                  SHA512

                  2e4a47e86925e78c5564c6a9bc6ec46b426c2fe2ff2d64e4d1b1641612306d94992ee6cbc87f826bc8c3167bd935b59b90f201391f1dcf68e66c66948df7c8a7

                • C:\Users\Admin\AppData\Local\ebfdc738-e5f0-4494-abfa-3691009be448\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

                  Filesize

                  669KB

                  MD5

                  ead18f3a909685922d7213714ea9a183

                  SHA1

                  1270bd7fd62acc00447b30f066bb23f4745869bf

                  SHA256

                  5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

                  SHA512

                  6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

                • memory/3452-33-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/3452-25-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/3452-27-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/3452-28-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4556-31-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4556-38-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4572-17-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4572-32-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4572-24-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4572-22-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/4572-16-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/5460-36-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/5460-37-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/5920-0-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/5920-13-0x0000000000400000-0x00000000004A9000-memory.dmp

                  Filesize

                  676KB

                • memory/5920-14-0x0000000000400000-0x0000000000476000-memory.dmp

                  Filesize

                  472KB

                • memory/5920-3-0x0000000000400000-0x0000000000476000-memory.dmp

                  Filesize

                  472KB

                • memory/5920-2-0x0000000000830000-0x0000000000930000-memory.dmp

                  Filesize

                  1024KB

                OSZAR »