General

  • Target
    2026-09-01_00a8b5d2201a8c3eb84b317072543779_cobalt-strike_cryptbot_icedid_luca-stealer_njrat_stealc
  • Size 547KB
  • Sample260903-vt18bssbrf
  • SHA256 866cc8960835e9f1f64e2ae5a2e38e30773d5cfd92f00f45fe5a2ebc2b52af18
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1543594399315923078/t2H4s_NR671X7q5IpfwUAveGXJHfWmK0lPKuZFuh7azPjNBA0u8ifzqBuOrUfJD4ujRr

Targets

    • Target
      2026-09-01_00a8b5d2201a8c3eb84b317072543779_cobalt-strike_cryptbot_icedid_luca-stealer_njrat_stealc
    • Size 547KB
    • SHA256 866cc8960835e9f1f64e2ae5a2e38e30773d5cfd92f00f45fe5a2ebc2b52af18
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: 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, crypt

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 v16

Tasks