General

  • Target
    d006975785908bd891378c66553267cb89746e95a6728d877941e6f25c94f3ae
  • Size 303KB
  • Sample240409-c4xc1sfe71
  • SHA256 d006975785908bd891378c66553267cb89746e95a6728d877941e6f25c94f3ae
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1226160357496721500/M8J7D5k1hO1RyahDiTtwdkk4Fvbpx4urcIZZllG8IAXSc4eGIg2m6G4UbF_cjPMvvv0D

Targets

    • Target
      d006975785908bd891378c66553267cb89746e95a6728d877941e6f25c94f3ae
    • Size 303KB
    • SHA256 d006975785908bd891378c66553267cb89746e95a6728d877941e6f25c94f3ae
    • MD5 SHA1 SHA512 SSDEEP
    • 44Caliber

      An open source infostealer written in C#.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables Discord URL observed in first stage droppers

    • Detects executables referencing Discord tokens regular expressions

    • Detects executables referencing credit card regular expressions

    • Detects executables referencing many VPN software clients. Observed in infosteslers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Reads user/profile data of web browsers

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

    • 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