General

  • Target

    11a3a30f32eccd08a3806865f11c5a71308ac2126c16f9bb44a8c3caaf541939

  • Size

    3.4MB

  • Sample

    240619-d152esxdrk

  • MD5

    250ca94e278006901cbb3717c19c6b02

  • SHA1

    d4f846b35a4b14d429db6e9dc019acd812d19533

  • SHA256

    11a3a30f32eccd08a3806865f11c5a71308ac2126c16f9bb44a8c3caaf541939

  • SHA512

    5143d9018341bf6311e5864dcfd7681419963aa36a69363a71939c0049445638d24c645d353db710729b103f154c6b5d3fd14002a0cc837ae20a4a5b42e43ecf

  • SSDEEP

    49152:iCwsbCANnKXferL7Vwe/Gg0P+Whetc8bI+4IBF:lws2ANnKXOaeOgmheh0+BF

Malware Config

Targets

    • Target

      11a3a30f32eccd08a3806865f11c5a71308ac2126c16f9bb44a8c3caaf541939

    • Size

      3.4MB

    • MD5

      250ca94e278006901cbb3717c19c6b02

    • SHA1

      d4f846b35a4b14d429db6e9dc019acd812d19533

    • SHA256

      11a3a30f32eccd08a3806865f11c5a71308ac2126c16f9bb44a8c3caaf541939

    • SHA512

      5143d9018341bf6311e5864dcfd7681419963aa36a69363a71939c0049445638d24c645d353db710729b103f154c6b5d3fd14002a0cc837ae20a4a5b42e43ecf

    • SSDEEP

      49152:iCwsbCANnKXferL7Vwe/Gg0P+Whetc8bI+4IBF:lws2ANnKXOaeOgmheh0+BF

    • 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

    • 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

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Tasks