Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 10:00

General

  • Target

    216295c4362736dd29552246bc0f383b2da74a9e0f5215e45fb62e9decf57310.exe

  • Size

    1.4MB

  • MD5

    754e76905abf8033627da2293eaccd30

  • SHA1

    1370f4874474a01d5b3482faacd4612c95290afa

  • SHA256

    216295c4362736dd29552246bc0f383b2da74a9e0f5215e45fb62e9decf57310

  • SHA512

    b46951c880ca9e1ff0a0acdc8278c8ce95e568bd5f9a71b7f83f906c518f0fe5c96eb4d3763573ef7f01fcbf778f38f8fd49ef41e4d0c7b42d825bae3036416b

  • SSDEEP

    24576:709tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+a6r2v:709XJt4HIN2H2tFvduySPk

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox 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.

  • 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 3 IoCs
  • UPX packed file 13 IoCs

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

  • 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\216295c4362736dd29552246bc0f383b2da74a9e0f5215e45fb62e9decf57310.exe
    "C:\Users\Admin\AppData\Local\Temp\216295c4362736dd29552246bc0f383b2da74a9e0f5215e45fb62e9decf57310.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1056
    • 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:4284
      • 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:4580
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3876
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:544
    • 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:4564
  • 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=4400,i,1067197275908310731,12785105794523264014,262144 --variations-seed-version --mojo-platform-channel-handle=4232 /prefetch:8
    1⤵
      PID:2196

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RCX8C23.tmp

      Filesize

      1.1MB

      MD5

      3eed9b39e677936c688dcb7ed370a75e

      SHA1

      aaa1eb3ab45671903d48bdd1f1bf297e4aa31a2a

      SHA256

      f3b8eeea109ce31cacf67609794aba02a8ac7dc863df6bb43f30e1008412426d

      SHA512

      f227c9081923960fbce6de4b0fc9bb851a7ca3691255ad34969248203ddfb47564e39b3527bac447e8827cc1a97981f97dc7cc019518eb640511525217b9bb52

    • C:\Users\Admin\AppData\Local\Temp\RCXEEF4.tmp

      Filesize

      1.4MB

      MD5

      ee30c80802227d9a1a024a94158ca8d2

      SHA1

      ea9b12f66d5e2630fb404cb4b1b631ab28e10e10

      SHA256

      c5469314240c4f970d7be2221fd24baa6a873c4ea0ce04621aee9f4c9ba40d87

      SHA512

      bc470880ec29a25e7420caf26ac5b8f72c991e551e990f0033dc01ab32ce78a52b09eca14667b48fbfd77ab8d62ae4c1ace48ebfd4352e3ba36810fffd8b6a41

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

      Filesize

      377KB

      MD5

      80ade1893dec9cab7f2e63538a464fcc

      SHA1

      c06614da33a65eddb506db00a124a3fc3f5be02e

      SHA256

      57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

      SHA512

      fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

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

      Filesize

      69KB

      MD5

      e33fb6d686b1a8b171349572c5a33f67

      SHA1

      29f24fe536adf799b69b63c83efadc1bce457a54

      SHA256

      020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

      SHA512

      cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

    • memory/544-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/544-13-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/544-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/544-16-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/544-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4284-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4284-10-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4284-6-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4284-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4564-25-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4564-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4564-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4564-72-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB