Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-05-2024 00:04

General

  • Target

    d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe

  • Size

    14.4MB

  • MD5

    1d0b5bc78541c095cb24ef8fcc44228d

  • SHA1

    8144c06135f509be5f8c626a9f71c2b578e2112c

  • SHA256

    d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0

  • SHA512

    f01fefc53824af9dd474d966dae9af45f0bc597836372753f1435211a0b6775784b8a64feef1e5fb9c6982980d6b781a16696bb0b08e741d765e05fb7d762132

  • SSDEEP

    196608:xWT9nO7adfkM5vIVUOiZaO+n79QorkxaOD/zTY1nM+ioDMefzQI2fXOoTL2/D:D7mkMxVDH+nyowQO7anM5OxzuzTLE

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 15 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe
    "C:\Users\Admin\AppData\Local\Temp\d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2228
    • 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:2080
      • 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:2544
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2464
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2664
    • C:\Users\Admin\AppData\Local\Temp\HD_d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe
      C:\Users\Admin\AppData\Local\Temp\HD_d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2504 -s 428
        3⤵
        • Loads dropped DLL
        PID:2036
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3028
    • 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:2880
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2604
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259397916.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2688

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.2MB

      MD5

      3aa6eaf557d68edcd9cca6cae59258ad

      SHA1

      3589638a110fe92c77ea10b07851efa3e8696002

      SHA256

      c1c6fad03c49e3aad355be1a9bc68bfeb6efefee8a827b0ac18fab50c347a6c6

      SHA512

      4a07b21f50289d5a5159f9c35eec4d0d4d6118186591e4b4d5d0734cda2a068445506f8810631f0dc79829a649e42eba2dc3152cbee6289353cef3cad88fe4c8

    • C:\Users\Admin\AppData\Local\Temp\HD_d8c5994c193dcececf1b0f144819a714e321bafef738acbea5059e5f57fa1cd0.exe

      Filesize

      13.2MB

      MD5

      bd17d91aa5ddce11fb059fcf7192cb0f

      SHA1

      3f521ea87438d210550e760603d20584b3f683f7

      SHA256

      ce38724c51292d205d427033b2bc0c9d592bd8e5f673680c69690b2c59fe25db

      SHA512

      528aa71d53099a27f6e9f903bff4c1f8faf66c718494f996d41808903855cc5f43a8f50a1e54cb1a70f207727c9854f829b30863909e4aa05ace8498cd6b3fad

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

      Filesize

      71KB

      MD5

      fb44f7af2882d222b600539171f54c1d

      SHA1

      0c5a1a0b1620a55a0f194464227be25a2f0347e1

      SHA256

      f2a78e76259bc8fd4ab6af7b4e16dfb49a10643308aca3d14c09e61ac0ebd487

      SHA512

      21e906473f64303c4c8d55213ccb84f4a803c11fb5eef34ce3194adfb391ccbcc91e7c399556c7a4e4f3d33b9b19524d4499ec771ee8e1a10df26ea7cc2dcb67

    • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \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\259397916.txt

      Filesize

      50KB

      MD5

      aafb79c5d9a73e6a5d2bc6f2b150155b

      SHA1

      eaaa94abf3c9daa21114d387df3f62e9e44b20ea

      SHA256

      0344cae5086c8e0683c1739243c73afd202db8d9caeb95479e6cc6f92008bbe1

      SHA512

      231f40785aff3445afc778c28c0f0cf999d3428cbd870a86e02b7c43b073faa2f204e3b0e0ea286a066efb67acb06a459d712eb645b1a9723398ceb31ad9a222

    • memory/2080-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2080-9-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2080-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2080-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2504-100-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-93-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-134-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-57-0x0000000077AB0000-0x0000000077AB2000-memory.dmp

      Filesize

      8KB

    • memory/2504-55-0x0000000077AB0000-0x0000000077AB2000-memory.dmp

      Filesize

      8KB

    • memory/2504-58-0x000000013F890000-0x00000001405CA000-memory.dmp

      Filesize

      13.2MB

    • memory/2504-95-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-102-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-104-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-103-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-101-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-135-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-99-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-98-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-97-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-96-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-94-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-133-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-92-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-132-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-126-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-53-0x0000000077AB0000-0x0000000077AB2000-memory.dmp

      Filesize

      8KB

    • memory/2504-125-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-119-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-118-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-121-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-120-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-122-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-123-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2504-124-0x0000000000230000-0x000000000023A000-memory.dmp

      Filesize

      40KB

    • memory/2880-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2880-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2880-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2880-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3028-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3028-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB