Overview

overview

10

Static

static

7

c81d6d73e1...8a.exe

windows7-x64

10

c81d6d73e1...8a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a

  • Size

    1.2MB

  • Sample

    250203-b56gmsvrcs

  • MD5

    a2bf2446ba932d6fa14fad3ec44836f0

  • SHA1

    723fe28a16959f68e6cda0c3b72a1cb0b47171c0

  • SHA256

    c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a

  • SHA512

    3bda8055b15527abf206cd75a5e6628921b5a0d3462e78781d3ba83e12db5aa05d5cb3e42e3e2e456f3a3a34302f6af585fd4889246aa3121ea3f61934df1568

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiJ:WIwgMEuy+inDfp3/XoCw57XYBwKJ

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

Malware Config

Targets

    • Target

      c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a

    • Size

      1.2MB

    • MD5

      a2bf2446ba932d6fa14fad3ec44836f0

    • SHA1

      723fe28a16959f68e6cda0c3b72a1cb0b47171c0

    • SHA256

      c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a

    • SHA512

      3bda8055b15527abf206cd75a5e6628921b5a0d3462e78781d3ba83e12db5aa05d5cb3e42e3e2e456f3a3a34302f6af585fd4889246aa3121ea3f61934df1568

    • SSDEEP

      24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiJ:WIwgMEuy+inDfp3/XoCw57XYBwKJ

    Score
    10/10
    gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

      rootkit

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

      ratgh0strat

    • Gh0strat family

      gh0strat

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

      rootkittrojanpurplefox

    • Purplefox family

      purplefox

    • Drops file in Drivers directory

    • Server Software Component: Terminal Services DLL

      persistence

    • Sets service image path in registry

      persistence

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks