General

  • Target

    4adc76add32c4cd3c6e04b55825383ef2ad3a94f0b82e8f0250a3768601760e5

  • Size

    2.5MB

  • Sample

    240623-2rzeaazcnp

  • MD5

    114a546c30b7465ba31307a837a2d1f8

  • SHA1

    2124293c9b371efb47b85be0c143ddb3644ce9cd

  • SHA256

    4adc76add32c4cd3c6e04b55825383ef2ad3a94f0b82e8f0250a3768601760e5

  • SHA512

    af3db82faa23a78d6e2b6163fd588d62967c7e315835bae39d2f3c0e1e986575600a85e5b5fc798f356bbf495a599c5f9a55876ea5618d7420ad58e5b9e86664

  • SSDEEP

    24576:YCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHt:YCwsbCANnKXferL7Vwe/Gg0P+Whrxr8

Malware Config

Targets

    • Target

      4adc76add32c4cd3c6e04b55825383ef2ad3a94f0b82e8f0250a3768601760e5

    • Size

      2.5MB

    • MD5

      114a546c30b7465ba31307a837a2d1f8

    • SHA1

      2124293c9b371efb47b85be0c143ddb3644ce9cd

    • SHA256

      4adc76add32c4cd3c6e04b55825383ef2ad3a94f0b82e8f0250a3768601760e5

    • SHA512

      af3db82faa23a78d6e2b6163fd588d62967c7e315835bae39d2f3c0e1e986575600a85e5b5fc798f356bbf495a599c5f9a55876ea5618d7420ad58e5b9e86664

    • SSDEEP

      24576:YCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHt:YCwsbCANnKXferL7Vwe/Gg0P+Whrxr8

    • 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