General

  • Target

    731523e50d68d20fb75e234c107ecbb8e39f2d7115cc1795e73eca399c548a84.exe

  • Size

    820KB

  • Sample

    241107-c4e4qstgmk

  • MD5

    9d69f27b49d325ccb989a8fa33bf0053

  • SHA1

    d0930220daced19a0000a3971e5f17a1192d1f1d

  • SHA256

    731523e50d68d20fb75e234c107ecbb8e39f2d7115cc1795e73eca399c548a84

  • SHA512

    f9c318f83cc16681b0c6e67acbff54881a6a8b623e6b5e069ad010d006d3d9d402994db82b6e220441104f41373b54c5fa83fb1924bc93c97f0b6f5cf0dd71da

  • SSDEEP

    12288:8l7YdUrL47qgWLvlgmoPEG9cjquHUdn6+XXlTFQSMeAKFhxZ0xHX2:CEU47IvlgmoPvqjq426A/AKTxZ0hm

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      731523e50d68d20fb75e234c107ecbb8e39f2d7115cc1795e73eca399c548a84.exe

    • Size

      820KB

    • MD5

      9d69f27b49d325ccb989a8fa33bf0053

    • SHA1

      d0930220daced19a0000a3971e5f17a1192d1f1d

    • SHA256

      731523e50d68d20fb75e234c107ecbb8e39f2d7115cc1795e73eca399c548a84

    • SHA512

      f9c318f83cc16681b0c6e67acbff54881a6a8b623e6b5e069ad010d006d3d9d402994db82b6e220441104f41373b54c5fa83fb1924bc93c97f0b6f5cf0dd71da

    • SSDEEP

      12288:8l7YdUrL47qgWLvlgmoPEG9cjquHUdn6+XXlTFQSMeAKFhxZ0xHX2:CEU47IvlgmoPvqjq426A/AKTxZ0hm

    • VIPKeylogger

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

    • Vipkeylogger family

    • 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