General

  • Target

    setup_x86_x64_install.exe

  • Size

    3.5MB

  • Sample

    250516-z36avs1rx7

  • MD5

    fa2441ccd5d677b471a8d0c0b0436770

  • SHA1

    88409a1a9bef3d372289ed2b58187789aba58e0e

  • SHA256

    bd3791c8832bbcf0d4a88cb45a45628b44f9de773243109bd7b3dd0b2d950832

  • SHA512

    afea757b6965cbf533a6af965e388e38eb63a4d4a8eb4e1b80a8400e88746e690f0f9eb7b37ebdda1feadc11199aa75c47eb6310cbeedddc90b16c7368f7bb67

  • SSDEEP

    98304:y28y/bgumqItruMIdiSJvDQ6xgdKjrAr/W9:y2Tgumqy1AikP13D

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.hbgents.top/

http://www.rsnzhy.com/

http://www.znsjis.top/

Extracted

Family

privateloader

C2

http://45.133.1.182/proxies.txt

http://45.133.1.107/server.txt

pastebin.com/raw/A7dSG1te

http://wfsdragon.ru/api/setStats.php

51.178.186.149

Extracted

Family

nullmixer

C2

http://hsiens.xyz/

Targets

    • Target

      setup_x86_x64_install.exe

    • Size

      3.5MB

    • MD5

      fa2441ccd5d677b471a8d0c0b0436770

    • SHA1

      88409a1a9bef3d372289ed2b58187789aba58e0e

    • SHA256

      bd3791c8832bbcf0d4a88cb45a45628b44f9de773243109bd7b3dd0b2d950832

    • SHA512

      afea757b6965cbf533a6af965e388e38eb63a4d4a8eb4e1b80a8400e88746e690f0f9eb7b37ebdda1feadc11199aa75c47eb6310cbeedddc90b16c7368f7bb67

    • SSDEEP

      98304:y28y/bgumqItruMIdiSJvDQ6xgdKjrAr/W9:y2Tgumqy1AikP13D

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Fabookie family

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • Nullmixer family

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Privateloader family

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars family

    • Socelars payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops Chrome extension

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v16

Tasks

OSZAR »