Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2025, 13:07

General

  • Target

    JaffaCakes118_4d8741d0d693d12776df6f016fed1e2c.exe

  • Size

    235KB

  • MD5

    4d8741d0d693d12776df6f016fed1e2c

  • SHA1

    6c1c6390058026edc33b7d697e6c42dcfac38ab0

  • SHA256

    1af33e2306b5a289bf96deea6551f1aacce51ef83b5817e8453927549fcee616

  • SHA512

    f9e3f7adcab76e8c694d5ecdd0aa61df3347a41019a64934b74f16b2cef02f93ca72690f77c72d5ca58637916174ddace89ed3161f07e0ec09cec6164a09bd20

  • SSDEEP

    6144:SlnRhs9jerKEL4yDT06AoKSGm1egyzZa7kLJJMGB/rN:Su4KIU65L1egy1LJJMo

Malware Config

Signatures

  • Gh0st RAT payload 3 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 6 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_4d8741d0d693d12776df6f016fed1e2c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4d8741d0d693d12776df6f016fed1e2c.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2204
    • 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:3016
      • C:\Users\Admin\AppData\Local\Temp\ki1CCA2.tmp
        C:\Users\Admin\AppData\Local\Temp\ki1CCA2.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:2384
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\insD1E0.tmp.msi" /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2808
    • 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:1700
      • C:\Users\Admin\AppData\Local\Temp\inlD4AF.tmp
        C:\Users\Admin\AppData\Local\Temp\inlD4AF.tmp cdf1912.tmp
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2948
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlD4AF.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2664
    • 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:2632
      • 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:2960
    • 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:2292
  • 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:3044
  • 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:2860
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C7C0A3DB8E8122E151D0864381A5A452
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2392

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

    39545efc8e2c69689ff1630e1b49e949

    SHA1

    06661a99e7871a0af09eee3cbea79691f8c09776

    SHA256

    a70aa36464714a7a1f2b180a3c8140d2b489983bb8f0cc04cd7961494caf4004

    SHA512

    a1355d797570794c9b5c2ef75780c1d454d1a43d823137fbb881fc18a7fceb406cc2e0c90cbf635459603fb27d96606b18e9688b760f13522549870648e2f2c0

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

    Filesize

    45B

    MD5

    4aa0414abeab412f90cb038c3228282c

    SHA1

    5d056b563122dc642c029346d7e1bdb09719ca65

    SHA256

    a07c41498e8156735c11fbcce89ad16092ff6c19fc0bb202b65a742585437c7f

    SHA512

    99139c0e5022815be6cbe61e8cc7193510342835145fe86e60318592dcb92b31a49482f4029e867d690c5b26b7e22ed9c03e434e6cfb4eab7259f1834d0d9307

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

    Filesize

    98B

    MD5

    8663de6fce9208b795dc913d1a6a3f5b

    SHA1

    882193f208cf012eaf22eeaa4fef3b67e7c67c15

    SHA256

    2909ea8555f2fc19097c1070a1da8fcfd6dc6886aa1d99d7e0c05e53feeb5b61

    SHA512

    9381063e0f85e874be54ae22675393b82c6ab54b223090148e4acbeff6f22393c96c90b83d6538461b695528af01d1f1231cf5dc719f07d6168386974b490688

  • C:\Windows\Installer\MSID8E1.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

    48.1MB

    MD5

    12b455b201fb5235c1e0e2d15423b7e7

    SHA1

    6e4ee672262dc1af0e9aa789e1dbb7e37bec8b06

    SHA256

    c407f21f050165e8845d761ef74a19d7a69c3a4115e174fe25210dcf7e4d2546

    SHA512

    ea1a661390ab89f22626dcbf416d4d9d664f88d5adcfc5b0dcb78503445d84b4d9ebb27b0e5a065e2eb46639a102c5c320f3b8192c50f036f3e0f5c81daac39a

  • memory/2204-0-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2204-7-0x00000000033A0000-0x00000000033B0000-memory.dmp

    Filesize

    64KB

  • memory/2204-55-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/2204-56-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2204-1-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/2384-53-0x0000000023560000-0x0000000023595BE0-memory.dmp

    Filesize

    214KB

  • memory/2384-21-0x0000000023560000-0x0000000023595BE0-memory.dmp

    Filesize

    214KB

  • memory/2948-93-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/3016-19-0x0000000023560000-0x0000000023596000-memory.dmp

    Filesize

    216KB

  • memory/3016-17-0x0000000023560000-0x0000000023596000-memory.dmp

    Filesize

    216KB

  • memory/3044-64-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/3044-86-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/3044-95-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB