General

  • Target

    368e3858b75d8ddadef8a020fcf6e9bef96822b89df5b220bee71b189fdd8bae

  • Size

    2.6MB

  • Sample

    240625-km4prssfkl

  • MD5

    fdbd46a8981c047a058466cafe63c717

  • SHA1

    5f716808d4c66d86950792e8290248d1925607bf

  • SHA256

    368e3858b75d8ddadef8a020fcf6e9bef96822b89df5b220bee71b189fdd8bae

  • SHA512

    2e57d005f59c3730c1af5952f64d0691fddcf97ba471d4f962583b1b69542afcef35feb5cde167efeb066b1c07b591c0cf249e42784aeca6bdda370efd6106cc

  • SSDEEP

    24576:sCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH4:sCwsbCANnKXferL7Vwe/Gg0P+WhqSD

Malware Config

Targets

    • Target

      368e3858b75d8ddadef8a020fcf6e9bef96822b89df5b220bee71b189fdd8bae

    • Size

      2.6MB

    • MD5

      fdbd46a8981c047a058466cafe63c717

    • SHA1

      5f716808d4c66d86950792e8290248d1925607bf

    • SHA256

      368e3858b75d8ddadef8a020fcf6e9bef96822b89df5b220bee71b189fdd8bae

    • SHA512

      2e57d005f59c3730c1af5952f64d0691fddcf97ba471d4f962583b1b69542afcef35feb5cde167efeb066b1c07b591c0cf249e42784aeca6bdda370efd6106cc

    • SSDEEP

      24576:sCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH4:sCwsbCANnKXferL7Vwe/Gg0P+WhqSD

    • 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