General

  • Target

    c4b7c7a287746341100d6e1abf52de47e4bd34592dbc8bdcd21ce89d8224dbc4

  • Size

    2.6MB

  • Sample

    240619-f8mwxszakm

  • MD5

    57130d051cc746bd9cced2aba78ca96e

  • SHA1

    0037980f37104f960afeb003041836906ff04467

  • SHA256

    c4b7c7a287746341100d6e1abf52de47e4bd34592dbc8bdcd21ce89d8224dbc4

  • SHA512

    32a62cbf752963548a86a767c10e8cbfe3975bfa2dc243123e24d35c018508193b8cad8ff95342ba55d8642f1fc2e4fdbb655b402b3fb8c6986cf099146780a3

  • SSDEEP

    24576:ZCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHj:ZCwsbCANnKXferL7Vwe/Gg0P+WhQ

Malware Config

Targets

    • Target

      c4b7c7a287746341100d6e1abf52de47e4bd34592dbc8bdcd21ce89d8224dbc4

    • Size

      2.6MB

    • MD5

      57130d051cc746bd9cced2aba78ca96e

    • SHA1

      0037980f37104f960afeb003041836906ff04467

    • SHA256

      c4b7c7a287746341100d6e1abf52de47e4bd34592dbc8bdcd21ce89d8224dbc4

    • SHA512

      32a62cbf752963548a86a767c10e8cbfe3975bfa2dc243123e24d35c018508193b8cad8ff95342ba55d8642f1fc2e4fdbb655b402b3fb8c6986cf099146780a3

    • SSDEEP

      24576:ZCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHj:ZCwsbCANnKXferL7Vwe/Gg0P+WhQ

    • 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

Remote System Discovery

1
T1018

Tasks