Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 14:03

General

  • Target

    JaffaCakes118_ea51400c42c8b72137ec73f82b662096.exe

  • Size

    116KB

  • MD5

    ea51400c42c8b72137ec73f82b662096

  • SHA1

    66aac478e6ad8670f632411a110e073eb9e3387d

  • SHA256

    25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3

  • SHA512

    5ba150487aaa124307ee7eedd53f18bbc2898b42ac33b91e1fa96b54a7482b84ff44e1accb46f244f4f1d0bf57b9e924c3aeb2a2dcf05b92e2f9ebf5c620687b

  • SSDEEP

    1536:AVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApEa:wnxwgxgfR/DVG7wBpEa

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 13 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 4 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 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea51400c42c8b72137ec73f82b662096.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea51400c42c8b72137ec73f82b662096.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4868
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • 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:2100
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2036
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 204
            4⤵
            • Program crash
            PID:2736
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3136
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3136 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2724
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4392
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4392 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2036 -ip 2036
      1⤵
        PID:3928

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        116KB

        MD5

        ea51400c42c8b72137ec73f82b662096

        SHA1

        66aac478e6ad8670f632411a110e073eb9e3387d

        SHA256

        25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3

        SHA512

        5ba150487aaa124307ee7eedd53f18bbc2898b42ac33b91e1fa96b54a7482b84ff44e1accb46f244f4f1d0bf57b9e924c3aeb2a2dcf05b92e2f9ebf5c620687b

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

        Filesize

        471B

        MD5

        0ada2095c461df5a751955aa41dd491e

        SHA1

        8366c54b31e1ddc8016aa22aab8c83f73c690810

        SHA256

        80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

        SHA512

        135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

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

        Filesize

        404B

        MD5

        a183901028835004ede869475b4a7881

        SHA1

        05fd5762ee5ea46fe615fd91ee1cce156038df01

        SHA256

        f8b33dc02ab142b34e25b2fff1546f6c3d965835f0416ab8778056507610b1c2

        SHA512

        f5ed639f2779ffb8aa4aeee8e097bfb58a57dd62e347180f671e6d3e0e13a23b9afcd9f8e898b7fd7e9a8415bf60f0cad3fe9be72f16b6f78349d2a54693a64b

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

        Filesize

        404B

        MD5

        db7681ca8214d780697410f806602db1

        SHA1

        384cc7323599a8c339009a1d9ccb950cee04da61

        SHA256

        815a3c0cf62f646934f311ecb328e771ccb2dae71f8380bc128dafc53e9591c1

        SHA512

        33c1d37fe312afbcf844c80cb585726f95d08eceef602cee438298633df59531dce04eb7b6c5020221925b2aa6f99ad6c7ffafcb6857d4f56d2cb23321a45bc2

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AE67DAC4-D74A-11EF-B319-E26222BAF6A3}.dat

        Filesize

        3KB

        MD5

        de3ead34cbfaef99a67be7a317de9aef

        SHA1

        2a1201acd284e149feb7d6f3bd2de232b9f9aea8

        SHA256

        0741d865867f5927e1e339c7e3be4c73b8619c9662470c3471888738c8166938

        SHA512

        fbc426a5aac121d4c3b5a0635b568debacf97c6e7ca894d51f0d05fee0f00a30f417fad4c7be35f857abb077be0f7e70ea3c25fb66485bc34bee7c2f63be8776

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AE6A3D4B-D74A-11EF-B319-E26222BAF6A3}.dat

        Filesize

        5KB

        MD5

        01230d4ee91915c9d5555ed500af79d3

        SHA1

        d7e7d52a31b7c7e85c2626a0fbce2c49e1e892bf

        SHA256

        d05d0faa32f28a7e38d2db2aa2dbab29e599286f7ccf2afda83642f807f8761e

        SHA512

        2bf9f71edb7f654980bcb5e53490eb86268e01b179e50769cef779c0eda924d8aba39dd7a37ea358bf1ead6d9adb23b8b969e629ad14f9204ddd0cd751a81c5d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/2036-32-0x0000000000D40000-0x0000000000D41000-memory.dmp

        Filesize

        4KB

      • memory/2036-31-0x0000000000D60000-0x0000000000D61000-memory.dmp

        Filesize

        4KB

      • memory/2100-37-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/2100-38-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/2100-17-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/2100-30-0x0000000077BC2000-0x0000000077BC3000-memory.dmp

        Filesize

        4KB

      • memory/2100-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2100-26-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/2100-40-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2100-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2100-18-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/2100-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2100-34-0x0000000077BC2000-0x0000000077BC3000-memory.dmp

        Filesize

        4KB

      • memory/2100-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4868-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-0-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/4868-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4868-6-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/4868-3-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/4868-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB