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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 05:34

General

  • Target

    ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe

  • Size

    4.6MB

  • MD5

    27d5dd00034e3728e585a4d65743749f

  • SHA1

    a9a4af9eb4932fba175026e20c30190b833fe03c

  • SHA256

    ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec

  • SHA512

    d6c0a1bf19ff3dd71a11fb57249700368cbc3271376bfad57b1b2e23e6867506cb6ef9617bf8e55bb4e8b06fea282f91682aebed31c05feeab2f15e9cbc10127

  • SSDEEP

    49152:YYREXSVMDi3abXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PLn:Z2SVMD8abXsPN5kiQaZ56

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

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

  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe
    "C:\Users\Admin\AppData\Local\Temp\ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Users\Admin\AppData\Local\Temp\look2.exe
      C:\Users\Admin\AppData\Local\Temp\\look2.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 564
        3⤵
        • Program crash
        PID:1784
    • C:\Users\Admin\AppData\Local\Temp\HD_ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe
      C:\Users\Admin\AppData\Local\Temp\HD_ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe
      2⤵
      • Executes dropped EXE
      PID:3888
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "svchcst"
    1⤵
      PID:3816
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "svchcst"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\svchcst.exe
        C:\Windows\system32\svchcst.exe "c:\windows\system32\240612390.bat",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2396 -ip 2396
      1⤵
        PID:2892

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.5MB

        MD5

        7980e615dd9fd458f26a84d376147d3d

        SHA1

        a6a4a4ca7ef2dbea68d29d2080266b6a26ccc8bc

        SHA256

        e9929094df669f5be9227692405385d5e46153dbd1ab817967e4f7d0f2a3d190

        SHA512

        0db73f3d009a151f40de7ee01d6b9f59d2c9625468ee5059b2426a0aeab0a74b7b7f6b299fb89f55d80c252952e9eb80da17970f0bec03916c4acee6ed15daf9

      • C:\Users\Admin\AppData\Local\Temp\HD_ea0dbbea8fe8ee106f27c805aff7f9e139509930fb0463a9a99399961bb1b8ec.exe

        Filesize

        3.1MB

        MD5

        fb083acd60fe5c3156dc25442be815e3

        SHA1

        61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

        SHA256

        f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

        SHA512

        7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

      • C:\Users\Admin\AppData\Local\Temp\look2.exe

        Filesize

        337KB

        MD5

        2f3b6f16e33e28ad75f3fdaef2567807

        SHA1

        85e907340faf1edfc9210db85a04abd43d21b741

        SHA256

        86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

        SHA512

        db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

      • C:\Windows\SysWOW64\240612390.bat

        Filesize

        51KB

        MD5

        54e1e2264dbb068ab0bd7f3d7479b41f

        SHA1

        3bd983f3760ea87174677b3d09a25689441265e9

        SHA256

        d11709272fb55a63e1390ea2b22fb1ac8ff6f1ca26393b24bced6eec99a051e5

        SHA512

        b6f04300842da707e4358310ff13d731cf1182c22985356526093199eb2616e440b76253aef38919b51f42f566e3b5eb4a179471e2321be5f17d2ba23aca309e

      • C:\Windows\SysWOW64\svchcst.exe

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641