General

  • Target

    5cf2728fb87906bdd33904877b4e9cd73fff94c72a746f8df8e681d6340eaf5c

  • Size

    9KB

  • Sample

    241101-x3c8zavcnj

  • MD5

    524a798045faeab89ecd423eb5ca759e

  • SHA1

    5c89b96922f78669e4d1b17014d80f60481d8725

  • SHA256

    5cf2728fb87906bdd33904877b4e9cd73fff94c72a746f8df8e681d6340eaf5c

  • SHA512

    59dfb96b376b74821228b25847d4ab2fa4068af5fcbfae1515ecdaf0c6fbf5360e15ab593c94f494ad8903c53b95a7148fdbd9261f6dd9962f20039776fef37c

  • SSDEEP

    192:t8UGf5TF3aIhq43Yr8T9+6I8Nt98LJxTh3thW:t8LZqIhI4sR8N8LV3

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.84

Targets

    • Target

      5cf2728fb87906bdd33904877b4e9cd73fff94c72a746f8df8e681d6340eaf5c

    • Size

      9KB

    • MD5

      524a798045faeab89ecd423eb5ca759e

    • SHA1

      5c89b96922f78669e4d1b17014d80f60481d8725

    • SHA256

      5cf2728fb87906bdd33904877b4e9cd73fff94c72a746f8df8e681d6340eaf5c

    • SHA512

      59dfb96b376b74821228b25847d4ab2fa4068af5fcbfae1515ecdaf0c6fbf5360e15ab593c94f494ad8903c53b95a7148fdbd9261f6dd9962f20039776fef37c

    • SSDEEP

      192:t8UGf5TF3aIhq43Yr8T9+6I8Nt98LJxTh3thW:t8LZqIhI4sR8N8LV3

    • Modifies security service

    • Phorphiex family

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • 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

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks