Analysis

  • max time kernel
    144s
  • max time network
    24s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2025, 09:04

General

  • Target

    JaffaCakes118_55c305ecc05fb2657f152d199afb1144.exe

  • Size

    235KB

  • MD5

    55c305ecc05fb2657f152d199afb1144

  • SHA1

    e8a63c0568b2cfd59e7c492e183bab6f32cc5f1a

  • SHA256

    448a13783c1c499b0107c6f0d494908c7991931d59d37882e94d26cfe050b543

  • SHA512

    2a899d480c828b9258ce5ac3443c0860bf8e199ac7a2d275f804d760ae3ceeb4b7897d86dd6df5891c62cc7999bbd176cff8faabb0be5f69cccb06e73c13689b

  • SSDEEP

    6144:GphUyNq8ibIsUeIuiFFXYBmGFXfyHH+8kUB0:GvUyNq8OqeIuiemIyn+8O

Malware Config

Signatures

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

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

  • Gh0strat family
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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.

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55c305ecc05fb2657f152d199afb1144.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55c305ecc05fb2657f152d199afb1144.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\run_kl_file.bat" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Users\Admin\AppData\Local\Temp\ki16FE3.tmp
        C:\Users\Admin\AppData\Local\Temp\ki16FE3.tmp
        3⤵
        • Server Software Component: Terminal Services DLL
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2812
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ins7698.tmp.msi" /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2800
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\run_dws_file.bat" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Local\Temp\inl7C15.tmp
        C:\Users\Admin\AppData\Local\Temp\inl7C15.tmp cdf1912.tmp
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:980
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl7C15.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1544
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp_ext_favurl_cab.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Windows\SysWOW64\expand.exe
        expand.exe "C:\Users\Admin\AppData\Local\Temp\favorites_url.cab" -F:*.* "C:\Users\Admin\Favorites"
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:1780
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE > nul
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2064
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2924
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 31A7F451B2E115535ED0A7C186D9F3C7
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1888
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k imgsvc
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\cdf1912.tmp

    Filesize

    768B

    MD5

    d20d9eda31a2d0300e4589df7f352370

    SHA1

    79b46d2dbb489914cfedafdbc90e62951471b48e

    SHA256

    d7a1d6a8cf5c3fbb85cd06147a599f5274630b86b1c89721f10a60c1bbe994d8

    SHA512

    d28c5b69325a9833776ea362445b77b231a0ec9b9b8b4a2ad37a434ee8b2b0c1903d6ade1e372f73ac8ada951e0a24076cf23d9307d27fed5927f4bf8b0d0a5e

  • C:\Users\Admin\AppData\Local\Temp\run_dws_file.bat

    Filesize

    57B

    MD5

    affbd8f201b6b18540cf922581ce57e9

    SHA1

    b3654901a3a057400fdb078001df43a69163c73b

    SHA256

    8ca251b53812110ddab6e206e9d93a1f26077c3d785efc0309598d4fe107591f

    SHA512

    667c59fe6c97f9e9784c38d3f30487b0b7fb33680cafa52c75aeeabfb75f8fb429a2c0c794d4edc95d3ce5e44ab63aeec41323128ef72e381f9ba2d1ae92dd9b

  • C:\Users\Admin\AppData\Local\Temp\run_kl_file.bat

    Filesize

    45B

    MD5

    c1ea23efbe202493daf2dc987391f47a

    SHA1

    ba51d4f3bb88113c4b3a572db56f2efd36773348

    SHA256

    26631aae705398c7a75b3b47fd5b5006b0a12e8662fc6a3542ee5f692901034c

    SHA512

    500598e2c6669b98f6ce9409dae1e1660816c9434cec0a6d4c58b93e5b47e3673c2d0c23ab81b6f9ece0e9a7a43e683199f24baf7bff244eb4405748c8ed9373

  • C:\Users\Admin\AppData\Local\Temp\tmp_ext_favurl_cab.bat

    Filesize

    98B

    MD5

    8663de6fce9208b795dc913d1a6a3f5b

    SHA1

    882193f208cf012eaf22eeaa4fef3b67e7c67c15

    SHA256

    2909ea8555f2fc19097c1070a1da8fcfd6dc6886aa1d99d7e0c05e53feeb5b61

    SHA512

    9381063e0f85e874be54ae22675393b82c6ab54b223090148e4acbeff6f22393c96c90b83d6538461b695528af01d1f1231cf5dc719f07d6168386974b490688

  • C:\Windows\Installer\MSI8F73.tmp

    Filesize

    48KB

    MD5

    9067aad412defc0d2888479609041392

    SHA1

    36cfffc3bafeb24f88ad5886ca5787ca008b6ba9

    SHA256

    99f4e00b6908057a2fe5067ff6c8b6e32b5c07558ab79139dc4b998f1da4b517

    SHA512

    e69f259d78b02e6c1a5d9c45898b59372329a5288fff655dd741353f112b2b8eed18b01caa2bf312a91f5e314e1c0b036321b37c8efbebdcf3650ba6b12dee6a

  • \??\c:\users\admin\appdata\local\temp\favorites_url.cab

    Filesize

    425B

    MD5

    da68bc3b7c3525670a04366bc55629f5

    SHA1

    15fda47ecfead7db8f7aee6ca7570138ba7f1b71

    SHA256

    73f3605192b676c92649034768378909a19d13883a7ea6f8ba1b096c78ffadb5

    SHA512

    6fee416affcb6a74621479697bca6f14f5429b00de3aa595abe3c60c6b2e094877b59f8783bbe7bdd567fa565d0630bb02def5603f8f0ea92fe8f2c3ac5383c0

  • \??\c:\windows\SysWOW64\6ovudn.dll

    Filesize

    24.1MB

    MD5

    87f2610ff51d9ddcb51055bba9e84835

    SHA1

    48b953d352e29751f965da47b4bf75d7a73c79c2

    SHA256

    264f7343b409db395858a74e536ab1f7262889988071f6387dddc28dec18c011

    SHA512

    8f8ddd3b1d0e6235aba5911708574756637067569d93ac24ce018d58cce60b21c77cb7b580b9735b1509fa38761aac69dc823370419dc663986ea85c6e6083ad

  • memory/980-93-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1268-52-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1268-1-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/1268-51-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/1268-7-0x00000000007B0000-0x00000000007C0000-memory.dmp

    Filesize

    64KB

  • memory/1268-0-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2480-17-0x0000000023560000-0x0000000023596000-memory.dmp

    Filesize

    216KB

  • memory/2780-63-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2780-91-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB

  • memory/2780-92-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2780-95-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2812-20-0x0000000023560000-0x0000000023595BE0-memory.dmp

    Filesize

    214KB

  • memory/2812-53-0x0000000023560000-0x0000000023595BE0-memory.dmp

    Filesize

    214KB