General

  • Target
    nyen2eabmfb.exe
  • Size 1.3MB
  • Sample240819-t13jasvbma
  • SHA256 994d73477a5e2a22bf00a7898bc2b8ad784ec844bc27dbc43c3aa5576d3ec397
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1274462328603148298/RG8TQ5NOTPK7lllW9DXds8Z7Vj68QWZX7Duc-LfDNeqa_HouSEGlNyNzsrVH6EfQxrh8

Targets

    • Target
      nyen2eabmfb.exe
    • Size 1.3MB
    • SHA256 994d73477a5e2a22bf00a7898bc2b8ad784ec844bc27dbc43c3aa5576d3ec397
    • MD5 SHA1 SHA512 SSDEEP
    • 44Caliber

      An open source infostealer written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks