General

  • Target
    9c5bea6a72a2f471aa79a87d526c1897
  • Size 170KB
  • Sample220321-tx5t9ahdhm
  • SHA256 b840f10ae378fa15f8570f6eb208e2f280618bd49ade560eca00c93b6a4bd7d9
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      9c5bea6a72a2f471aa79a87d526c1897
    • Size 170KB
    • SHA256 b840f10ae378fa15f8570f6eb208e2f280618bd49ade560eca00c93b6a4bd7d9
    • MD5 SHA1 SHA512
    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks