General

  • Target

    malw.exe

  • Size

    800KB

  • Sample

    241001-jz34bstalc

  • MD5

    0831483725b8a67ce53d16389968f617

  • SHA1

    e4b4e521700ae26026f0df1906e54aadcb430bb1

  • SHA256

    5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d

  • SHA512

    4ae77689fe65b3967c544c3535971f91e7254989abd126c631dee074bd37eb95240fd560a5f330f750512316bc65d0b90ce4a3bc3ada17453b252c8fe93730ca

  • SSDEEP

    12288:41ZF8KpTlJU74qoqmW1OS4UvvnZ61DjyiU/7g8JDwOJGVp7CH3TNAc:4yc7Erv1oQvZKDWT7g85wPvkAc

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      malw.exe

    • Size

      800KB

    • MD5

      0831483725b8a67ce53d16389968f617

    • SHA1

      e4b4e521700ae26026f0df1906e54aadcb430bb1

    • SHA256

      5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d

    • SHA512

      4ae77689fe65b3967c544c3535971f91e7254989abd126c631dee074bd37eb95240fd560a5f330f750512316bc65d0b90ce4a3bc3ada17453b252c8fe93730ca

    • SSDEEP

      12288:41ZF8KpTlJU74qoqmW1OS4UvvnZ61DjyiU/7g8JDwOJGVp7CH3TNAc:4yc7Erv1oQvZKDWT7g85wPvkAc

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks