Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/06/2024, 09:29

General

  • Target
    5cfcd9198cb275fc9b059b8b68ca3e5f2b41d72556a188bedf458d6c20d2a52c.exe
  • Size 1.3MB
  • Sample240619-lf5txssdnr
  • SHA256 5cfcd9198cb275fc9b059b8b68ca3e5f2b41d72556a188bedf458d6c20d2a52c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect PurpleFox Rootkit 3 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 3 IoCs
  • 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 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cfcd9198cb275fc9b059b8b68ca3e5f2b41d72556a188bedf458d6c20d2a52c.exe
    "C:\Users\Admin\AppData\Local\Temp\5cfcd9198cb275fc9b059b8b68ca3e5f2b41d72556a188bedf458d6c20d2a52c.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:64
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\5CFCD9~1.EXE > nul
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1192
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4524
  • C:\Windows\SysWOW64\Wxypq.exe
    C:\Windows\SysWOW64\Wxypq.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Windows\SysWOW64\Wxypq.exe
      C:\Windows\SysWOW64\Wxypq.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2752

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Wxypq.exe

        • Path C:\Windows\SysWOW64\Wxypq.exe
        • Size 1.3MB
        • SHA256 5cfcd9198cb275fc9b059b8b68ca3e5f2b41d72556a188bedf458d6c20d2a52c
        • MD5 SHA1 SHA512 SSDEEP

        memory/64-1-0x0000000010000000-0x000000001019F000-memory.dmp

        memory/768-10-0x0000000010000000-0x000000001019F000-memory.dmp

        memory/2752-18-0x0000000010000000-0x000000001019F000-memory.dmp