General

  • Target
    b6a21ab39a7778dc807009a9cd23d82c
  • Size 943KB
  • Sample240306-ga9hpsca91
  • SHA256 6723c608be16ce8a8e79c52dfae90c4fefa55b386411ac977d9565e4308c727d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/864993390039138344/KcIraJ14D-c_gxt8b62QhfVu_PGaoIgxX5A9WLR2Iw9WLUoF8VGIsnRR969mXFvP0Unf

Targets

    • Target
      b6a21ab39a7778dc807009a9cd23d82c
    • Size 943KB
    • SHA256 6723c608be16ce8a8e79c52dfae90c4fefa55b386411ac977d9565e4308c727d
    • MD5 SHA1 SHA512 SSDEEP
    • 44Caliber

      An open source infostealer written in C#.

    • Modifies WinLogon for persistence

    • UAC bypass

    • Checks computer location settings

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

    • 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.

    • UPX packed file

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks