General

  • Target
    test.exe
  • Size 4.5MB
  • Sample250215-e9hsxsvldn
  • SHA256 b67d8fc52334fb2309368bf2a738520f1b42436951b211b7896f612b86350c10
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xenorat

C2
  • hax.onthewifi.com

Mutex
  • hAxxx

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    1960

  • startup_name

    Windows

Targets

    • Target
      test.exe
    • Size 4.5MB
    • SHA256 b67d8fc52334fb2309368bf2a738520f1b42436951b211b7896f612b86350c10
    • MD5 SHA1 SHA512 SSDEEP
    • Detect XenoRat Payload

    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • Xenorat family

    • Xmrig family

    • xmrig

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

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks