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Overview

overview

10

Static

static

3

4d670f8e28...cb.exe

windows7-x64

10

4d670f8e28...cb.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 06:30

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General

  • Target

    4d670f8e284671a1bf86ddbb54b67a666695558ad05d6942488683b43da1e0cb.exe

  • Size

    1.3MB

  • MD5

    0232a96048e6a39bf89e4cfb6af88c09

  • SHA1

    50dd1ef7219ce6fb60fce48173145b6dbc518932

  • SHA256

    4d670f8e284671a1bf86ddbb54b67a666695558ad05d6942488683b43da1e0cb

  • SHA512

    bb6d5d1fc18e2eeb39a7976325ad39a654942997a68012d20bfbb6755a7c77b420fcd0036bcf2a02a05c39e583e4f47f6e7420c0b04408e8a5e640862380a989

  • SSDEEP

    24576:l09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+8gT:l09XJt4HIN2H2tFvduyS+gT

Score
10/10
gh0stratpurplefoxpersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 11 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    ratgh0strat
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    rootkittrojanpurplefox
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 3 IoCs
  • UPX packed file 13 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d670f8e284671a1bf86ddbb54b67a666695558ad05d6942488683b43da1e0cb.exe
    "C:\Users\Admin\AppData\Local\Temp\4d670f8e284671a1bf86ddbb54b67a666695558ad05d6942488683b43da1e0cb.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3112
      • 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\RVN.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:940
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4220
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:3636
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4328,i,5047420736443372512,9747851268033796534,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
    1⤵
      PID:4880

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_X.dat
      Filesize

      1.3MB

      MD5

      0232a96048e6a39bf89e4cfb6af88c09

      SHA1

      50dd1ef7219ce6fb60fce48173145b6dbc518932

      SHA256

      4d670f8e284671a1bf86ddbb54b67a666695558ad05d6942488683b43da1e0cb

      SHA512

      bb6d5d1fc18e2eeb39a7976325ad39a654942997a68012d20bfbb6755a7c77b420fcd0036bcf2a02a05c39e583e4f47f6e7420c0b04408e8a5e640862380a989

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\RCX9328.tmp
      Filesize

      1.3MB

      MD5

      e231810a95967101a926d7ddc9eaa7c8

      SHA1

      e6b1645d0ca2da75fdd4b59dccfd6953b9649d19

      SHA256

      27459b6442509e131545361dd82b0b7946343b614620af18c3e3a7fc25947e96

      SHA512

      ffce5a3dd6c74acd52b450da08dd1873ce08e3b223a860233e3f427e85a4d97d996057900e249c089da4b6f4691d7f0135c1408d41ad01db55741628c4ffbcf8

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      Filesize

      377KB

      MD5

      80ade1893dec9cab7f2e63538a464fcc

      SHA1

      c06614da33a65eddb506db00a124a3fc3f5be02e

      SHA256

      57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

      SHA512

      fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\X.ico
      Filesize

      69KB

      MD5

      e33fb6d686b1a8b171349572c5a33f67

      SHA1

      29f24fe536adf799b69b63c83efadc1bce457a54

      SHA256

      020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

      SHA512

      cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

      Download Submit

    • memory/2520-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/2520-13-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/2520-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/2520-16-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/2520-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3112-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3112-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3112-10-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3112-6-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3636-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3636-67-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3636-71-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download

    • memory/3636-72-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

      Download