General

  • Target

    0992181e69f2fd871ce776f9ce095f6116e08ac5835ebd8fe7e8eee1a14947ae

  • Size

    4.5MB

  • Sample

    240625-fd7mva1dqc

  • MD5

    fc53ab32ac819e8b314103c32a3ec8e8

  • SHA1

    820638bc7b447b3b85960449c468ea77827de946

  • SHA256

    0992181e69f2fd871ce776f9ce095f6116e08ac5835ebd8fe7e8eee1a14947ae

  • SHA512

    6c40b6f2d8fd5d2a09e3a0662763b89f9acda2415702f6e6b4e8a40fd90624c91185b71f477bb8b4ad8d2afb3addc8db3a8a9a0443b5b358aa42a20d001b8057

  • SSDEEP

    49152:4CwsbCANnKXferL7Vwe/Gg0P+Wh14rxuPvGKoedrl7qk4EK+9TCZsYVP:Tws2ANnKXOaeOgmhWYdrM3N+cZ

Malware Config

Targets

    • Target

      0992181e69f2fd871ce776f9ce095f6116e08ac5835ebd8fe7e8eee1a14947ae

    • Size

      4.5MB

    • MD5

      fc53ab32ac819e8b314103c32a3ec8e8

    • SHA1

      820638bc7b447b3b85960449c468ea77827de946

    • SHA256

      0992181e69f2fd871ce776f9ce095f6116e08ac5835ebd8fe7e8eee1a14947ae

    • SHA512

      6c40b6f2d8fd5d2a09e3a0662763b89f9acda2415702f6e6b4e8a40fd90624c91185b71f477bb8b4ad8d2afb3addc8db3a8a9a0443b5b358aa42a20d001b8057

    • SSDEEP

      49152:4CwsbCANnKXferL7Vwe/Gg0P+Wh14rxuPvGKoedrl7qk4EK+9TCZsYVP:Tws2ANnKXOaeOgmhWYdrM3N+cZ

    • 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

    • Server Software Component: Terminal Services DLL

    • Sets service image path in registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Server Software Component

1
T1505

Terminal Services DLL

1
T1505.005

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Tasks