General

  • Target
    SecuriteInfo.com.Trojan.Siggen31.59338.23958.19263.exe
  • Size 783KB
  • Sample251005-n2s4cseq41
  • SHA256 399c51d6ed22fb0c649d5a148aaef55eee07060251dde6ed045c188d2f4c8b4a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vipkeylogger

Credentials
C2
  • https://api.telegram.org/bot8071660627:AAFb60NRq4wg_o7DhXUr5cIhpwAsiUS1IlI/sendMessage?chat_id=5630866666

Targets

    • Target
      SecuriteInfo.com.Trojan.Siggen31.59338.23958.19263.exe
    • Size 783KB
    • SHA256 399c51d6ed22fb0c649d5a148aaef55eee07060251dde6ed045c188d2f4c8b4a
    • MD5 SHA1 SHA512 SSDEEP
    • 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 v16

Tasks