Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/06/2024, 11:55

General

  • Target

    69b0603129d4e615347ff62a503e4a0fff920c19ca6547f46e444b33df466320.exe

  • Size

    1.3MB

  • MD5

    76fbeb2aa2efeead94f2e69cb5012b5c

  • SHA1

    830063fe2529c63a84f5b85f7fbcd8c0a304cde4

  • SHA256

    69b0603129d4e615347ff62a503e4a0fff920c19ca6547f46e444b33df466320

  • SHA512

    d556d024aa1a035f9865ba36926a80b0c6573708a4c9589aebc44f94aa2bee2bad34633de493d497e1164876117c36723ad8bae43bd1c537315e34390a58e134

  • SSDEEP

    24576:xQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVUJXX7f:xQZAdVyVT9n/Gg0P+WhozXX7f

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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 4 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 4 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: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69b0603129d4e615347ff62a503e4a0fff920c19ca6547f46e444b33df466320.exe
    "C:\Users\Admin\AppData\Local\Temp\69b0603129d4e615347ff62a503e4a0fff920c19ca6547f46e444b33df466320.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2792
      • 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\svchost.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2460
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2572
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2860
    • 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:2652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.2MB

    MD5

    a32ea95cf1c12967fc37daeaf190ed9d

    SHA1

    463d74e677bbd0c45150f5f6a838c4b8cf7e121b

    SHA256

    fcb487fca426aa5d8df94bff0b0dd14ff17a4fd3711b6d8b9af323021c941b70

    SHA512

    61ccc6e29d082a7ed08f6313938352197f19dbd760736dd793512ebe4cf613408c63601d8fbaa6e611027e602983374a01c1873900901d1a1d116d95e35cf423

  • \Users\Admin\AppData\Local\Temp\svchos.exe

    Filesize

    93KB

    MD5

    3b377ad877a942ec9f60ea285f7119a2

    SHA1

    60b23987b20d913982f723ab375eef50fafa6c70

    SHA256

    62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

    SHA512

    af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

  • \Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    377KB

    MD5

    a4329177954d4104005bce3020e5ef59

    SHA1

    23c29e295e2dbb8454012d619ca3f81e4c16e85a

    SHA256

    6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

    SHA512

    81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

  • \Windows\SysWOW64\259398166.txt

    Filesize

    50KB

    MD5

    73f0471123060d0aa9440446dd04cede

    SHA1

    96044b2c0d58cbcba92654e982e4e40605d0213a

    SHA256

    0435d4ecadc6f84031633d441461416db823026ac9deeb3fa98213664a9c0018

    SHA512

    66c72f3509c617660eb6e13f1a015f21df8383b09245d289f42a798441cac3ed0aff1e59815c0653b5a7dfb5da6cd98b581decbe5e499b2dc28841a306258c64

  • memory/2652-35-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2652-39-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2652-75-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2792-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2792-12-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2792-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2792-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2860-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2860-31-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB