Analysis

  • max time kernel
    92s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 08:07

General

  • Target

    JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6.exe

  • Size

    125KB

  • MD5

    1f8413b28bb7ec298923ca139d633fc6

  • SHA1

    99614e9320312cf0b6039bf3f9c4feda8a1194c1

  • SHA256

    002508a4cec942c5b80483a46cabb6845ec961abb67e3b9eaface89996aa5457

  • SHA512

    3d6b75b4fe45ffcdc634734590b5832dab71e577926570b4c84fc2dff21cfb1c4733c746e3a33379e3f37c9dc9f58a217371a257afde22ab25705d877cc2dc54

  • SSDEEP

    3072:Y6lXWN336MdMfLirVQW0/nyyplK7/QoRawi10afCtBGRJFabWWT:JXgqqULirVT01w/QN1pCUJF85

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5096
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6mgr.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6mgr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:900
      • C:\Program Files (x86)\Microsoft\WaterMark.exe
        "C:\Program Files (x86)\Microsoft\WaterMark.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:1864
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 208
              5⤵
              • Program crash
              PID:3296
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2172
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2172 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:392
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1916
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1916 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:5052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1864 -ip 1864
      1⤵
        PID:1800

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        dc142ff8759ecb81417ba231bbcf25d0

        SHA1

        201681d524cde8af5c11b5111f5fa697521c5739

        SHA256

        d6e2a573b1e137d8b823b82cfeaadeb30df36a0fa7a268a1278465b28fdc7bb6

        SHA512

        b36456cf3ef37e4bbe0e4acf8b25cc85a39f8517d1b80b3191b1be7ddc6d58c74247b2d9dedb0b67ac4f8a2f3d92773e90aee326cfe612f8573ba6ad6b73e833

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        8517ca78bcbdb471039ecae271f87450

        SHA1

        222497eacbaa91224e0233022aeb7c6011fdc675

        SHA256

        91d0b53780d9554e2fc6bf05c44a86f0c628ced62ca9848ecfb19bdc7ee39f35

        SHA512

        d72f081a262f8b77a62d2bde05a8a936457bf9ded9a6c2adf2dc7c23a3c931d61826e790973bc489088f9442fa637198aa75722ddef32b1d5e89866aa4c8d8c9

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        89c5fe9cd62d714dc6a1de9481b3d9a5

        SHA1

        303f402669654cc642a26a7b83dc8ed466d72a53

        SHA256

        13eb6f047b68f2bc80876c1c562a43ea7262134cf0b60c60895cbf2b75d6c140

        SHA512

        9af84cea4c0f56079154e71159cedd90fba0703cee8e93110cdfe97af7812da328953161a5eac42cd85d837f2fb6695e7cb99acc164751d8c3084e002f465eca

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{541BC46C-DA2A-11EF-9361-DA61A5E71E4E}.dat

        Filesize

        3KB

        MD5

        4f80313611ea83b51262790a12ecbd5c

        SHA1

        126e3433a1d363fa0d7658aaafcbcfa0d21e91a2

        SHA256

        edc79886f983a2af58953435f70caeca0ad85426ba3d2126f1eb113c25d2c9ed

        SHA512

        d8565e595ad27ced04522e46230142d1c61656fa3eddcae668fe59d7e7a686cfef7b105c0052df2458afe4f003765744634d998eb9eaa0b82169f7b6a29a1faa

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{541E2712-DA2A-11EF-9361-DA61A5E71E4E}.dat

        Filesize

        5KB

        MD5

        452625e943ae26290045cce8ad2289f9

        SHA1

        e906538393dc15216f0c575faaf15f11fe0de5e1

        SHA256

        140d55a0acface1be2a9d66bc880689f54fb6457e69b3d3e2a89d4e34c2a7fe0

        SHA512

        4296fdbf983148d94d73175086150470790dacfd9bc6fcf1649b0a11a6f1ece277f09e0a7e19828f90a1b7094be2bb211c15a059fa7409e69abd58ed203f3a7d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8413b28bb7ec298923ca139d633fc6mgr.exe

        Filesize

        60KB

        MD5

        94f2f6ffbba8e7644668b51b39983916

        SHA1

        63357bbdf90101969117983dbc0d4ed0e713c4d7

        SHA256

        ede7603855cb37082c241c720a6650988c684eb3bcb263e5dd7b457458940fed

        SHA512

        d04430ceac70c6fa71d07d9ee82ac2bb5e6c0641d5c9e7e5a3ed39d342e8b198f367676516a55f0653e0b88635a027b9ad220e223145b8be8df281bb6faf7156

      • memory/900-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-25-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/900-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-5-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/900-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/900-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1784-36-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1784-38-0x0000000077A82000-0x0000000077A83000-memory.dmp

        Filesize

        4KB

      • memory/1784-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1784-41-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1784-43-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1784-31-0x0000000000910000-0x0000000000911000-memory.dmp

        Filesize

        4KB

      • memory/1784-32-0x0000000077A82000-0x0000000077A83000-memory.dmp

        Filesize

        4KB

      • memory/1784-30-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1784-26-0x00000000008B0000-0x00000000008B1000-memory.dmp

        Filesize

        4KB

      • memory/1864-34-0x00000000006C0000-0x00000000006C1000-memory.dmp

        Filesize

        4KB

      • memory/1864-35-0x00000000006A0000-0x00000000006A1000-memory.dmp

        Filesize

        4KB

      • memory/5096-0-0x0000000000440000-0x0000000000463000-memory.dmp

        Filesize

        140KB

      • memory/5096-42-0x0000000000440000-0x0000000000463000-memory.dmp

        Filesize

        140KB