General

  • Target

    8b0a4cd2ffba4afb854398e25b831fd9b8924b6556eab8a401e16d1a76df0851

  • Size

    2.5MB

  • Sample

    240625-fcfgza1djd

  • MD5

    72ed3899c0155a9f5890fdf7fc70fbf0

  • SHA1

    1c7ee929ebee5c32ec3a2ab96b902c3a6670f92c

  • SHA256

    8b0a4cd2ffba4afb854398e25b831fd9b8924b6556eab8a401e16d1a76df0851

  • SHA512

    5945fc22fa06349396ee97070c2ed2194b5490574f8b0c336d53af68795477a36f7efae2dfbe23e4416c9c29b5b4415b76244795d4faad9a7c1fa2dead04fac8

  • SSDEEP

    24576:4CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHi:4CwsbCANnKXferL7Vwe/Gg0P+Wh14rc

Malware Config

Targets

    • Target

      8b0a4cd2ffba4afb854398e25b831fd9b8924b6556eab8a401e16d1a76df0851

    • Size

      2.5MB

    • MD5

      72ed3899c0155a9f5890fdf7fc70fbf0

    • SHA1

      1c7ee929ebee5c32ec3a2ab96b902c3a6670f92c

    • SHA256

      8b0a4cd2ffba4afb854398e25b831fd9b8924b6556eab8a401e16d1a76df0851

    • SHA512

      5945fc22fa06349396ee97070c2ed2194b5490574f8b0c336d53af68795477a36f7efae2dfbe23e4416c9c29b5b4415b76244795d4faad9a7c1fa2dead04fac8

    • SSDEEP

      24576:4CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHi:4CwsbCANnKXferL7Vwe/Gg0P+Wh14rc

    • 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