General

  • Target

    055af61d40e116905254459469a6ba740d2bb5764f737a9827c2999a508fa8d4.exe

  • Size

    1.2MB

  • Sample

    230405-m45z9sfd9v

  • MD5

    22ee15110cdbd9a3e706b29210392052

  • SHA1

    086b55cc0d115c1ade325ae6f919261e26349e06

  • SHA256

    055af61d40e116905254459469a6ba740d2bb5764f737a9827c2999a508fa8d4

  • SHA512

    bb03ba5fff9005ac3fc2ccc56b94ff3e3b6cb227c619c9d6743129d2df9699932f3031f91323bf35bf1eff67d7278ea02add636b8cac1a3f54dd3364beb7b7a8

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti3:WIwgMEuy+inDfp3/XoCw57XYBwK3

Malware Config

Targets

    • Target

      055af61d40e116905254459469a6ba740d2bb5764f737a9827c2999a508fa8d4.exe

    • Size

      1.2MB

    • MD5

      22ee15110cdbd9a3e706b29210392052

    • SHA1

      086b55cc0d115c1ade325ae6f919261e26349e06

    • SHA256

      055af61d40e116905254459469a6ba740d2bb5764f737a9827c2999a508fa8d4

    • SHA512

      bb03ba5fff9005ac3fc2ccc56b94ff3e3b6cb227c619c9d6743129d2df9699932f3031f91323bf35bf1eff67d7278ea02add636b8cac1a3f54dd3364beb7b7a8

    • SSDEEP

      24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti3:WIwgMEuy+inDfp3/XoCw57XYBwK3

    • Detect PurpleFox Rootkit

      Detect PurpleFox 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.

    • PurpleFox

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

    • Drops file in Drivers directory

    • Sets DLL path for service in the registry

    • Sets service image path in registry

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Tasks