General

  • Target

    04c891ef064e9e0b0fa91202d4d10bad4e1526bef93d9f9e97706e68b9ef26f1.exe

  • Size

    1.2MB

  • Sample

    230405-m429dafd6y

  • MD5

    32cae99a7480be706a1f990b646d7587

  • SHA1

    d3019a99095f67bdef1d017d978c69f4d82eb89d

  • SHA256

    04c891ef064e9e0b0fa91202d4d10bad4e1526bef93d9f9e97706e68b9ef26f1

  • SHA512

    4a0bed6bfd03fe2d9a835490655e26b52ac0b1ff7c5b77d7a877fb44802e4c114c3de30ccf2e4f25956efe949db7429a82e395b86c153bfdb32269fcb00e49b9

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtij:WIwgMEuy+inDfp3/XoCw57XYBwKj

Malware Config

Targets

    • Target

      04c891ef064e9e0b0fa91202d4d10bad4e1526bef93d9f9e97706e68b9ef26f1.exe

    • Size

      1.2MB

    • MD5

      32cae99a7480be706a1f990b646d7587

    • SHA1

      d3019a99095f67bdef1d017d978c69f4d82eb89d

    • SHA256

      04c891ef064e9e0b0fa91202d4d10bad4e1526bef93d9f9e97706e68b9ef26f1

    • SHA512

      4a0bed6bfd03fe2d9a835490655e26b52ac0b1ff7c5b77d7a877fb44802e4c114c3de30ccf2e4f25956efe949db7429a82e395b86c153bfdb32269fcb00e49b9

    • SSDEEP

      24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtij:WIwgMEuy+inDfp3/XoCw57XYBwKj

    • 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