Extracted

• • Target

    2024-10-06_736377947720250df1f439ac0c3e4cac_bkransomware

  • Size

    456KB

  • MD5

    736377947720250df1f439ac0c3e4cac

  • SHA1

    5c228696952532989748c0de261571c9b59947eb

  • SHA256

    fc70477be3959ef949f4815369ea83d994d19821f50a7106df7008dcd4886fde

  • SHA512

    7910f1feb5278c3901068210ec3fef9f107efed832b149af80f8f892e459f918db1df66a404a7ce5b4c0000df865be2d83b5a852d49a9e5b8527c4f631072776

  • SSDEEP

    6144:zR2N0LGuHjvd1YTss408BomB6ePhrlp49MPOGyf3/09tAF:zRFrYhOPPhrlOwOa

  Score

  10^/10

  phorphiexxmrigdiscoveryevasionexecutionloaderminerpersistencetrojanworm

  • Modifies security service

    evasion

  • Phorphiex payload

  • Phorphiex, Phorpiex

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

    wormtrojanloaderphorphiex

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Windows security bypass

    evasiontrojan

  • xmrig

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

    minerxmrig

  • XMRig Miner payload

    miner

  • Command and Scripting Interpreter: PowerShell

    Using powershell.exe command.

    execution

  • Command and Scripting Interpreter: PowerShell

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

    execution

  • Downloads MZ/PE file

  • Stops running service(s)

    evasionexecution

  • Checks computer location settings

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

  • Executes dropped EXE

  • Loads dropped DLL

  • Windows security modification

    evasiontrojan

  • Adds Run key to start application

    persistence

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral1behavioral2