Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2024 22:34

General

  • Target

    421814bcfd6151ca77a57216c6eaac30N.exe

  • Size

    2.7MB

  • MD5

    421814bcfd6151ca77a57216c6eaac30

  • SHA1

    97c6c0e158cb2df96560a06a0ea506ffb3ee4aeb

  • SHA256

    49c7948122ca841cae152b7b09d0f152fb4c4d35318562c877bea1743fb23dc1

  • SHA512

    b341e7b965f565754ccc9a22da5a5bab47fdd8b4c6f5821ebea38acf2331a364a5d438ea3fc69fd710c859437439166f5a58631512017510c1e9a5bfc8b8bd17

  • SSDEEP

    49152:O1vqjdPQiK2ClsFXbuOpGJ7nJmUFQ3oW9ry0uwgR7p/kGOI+gtm:O1vqjjXkJ7nQY4ry0utR7psGOI+am

Malware Config

Signatures

  • Detect PurpleFox Rootkit 1 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 1 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.

  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\421814bcfd6151ca77a57216c6eaac30N.exe
    "C:\Users\Admin\AppData\Local\Temp\421814bcfd6151ca77a57216c6eaac30N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Windows\SysWOW64\xq\xiaoqip.exe
      "C:\Windows\SysWOW64\xq\xiaoqip.exe"
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\xq\xiaoqip.exe

    Filesize

    3.2MB

    MD5

    934e7f6716c9e8375f2b812a67c9e284

    SHA1

    92c85477f6c3851ae7082bea74a40b736c16e80e

    SHA256

    69349e7b18174481ce27245c7f0487ce8afed1d95b58a9975aa896edec35db57

    SHA512

    4be3454c538f7704845b3f196f97e95243642bdda95ede4c1e6b5f72d74a86098307a9ff205d6548658e14b107e2a003aebd4e84b400bb490d613a3a16a8d4d0

  • memory/3924-8-0x0000000010000000-0x0000000010199000-memory.dmp

    Filesize

    1.6MB