Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 14:44

General

  • Target

    3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118.exe

  • Size

    199KB

  • MD5

    3dcd2ef573a824a7a9521e3c61661741

  • SHA1

    dff527421dc99c1077ed32219fbb29359b28a112

  • SHA256

    41491c9cad64b2c928be74e671c4c8ba0b52a686549081f71be980dfc18cb1e0

  • SHA512

    aebf8e4e00031219ab61ba036e489b857412e84e7b7f17cad5f87c3e068b390c7791b74a31c53e991339976594c213ce968d1425d25bbe584002db67ded7a960

  • SSDEEP

    3072:W5A3Z3CNy4HL0sRWY2tFbk0FEXcEJORDxlQ9dPeBxqEcrcx:S5/N+tFbkWAcuyDDiPeWEcrcx

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 51 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\3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3088
    • C:\Users\Admin\AppData\Local\Temp\3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118mgr.exe
      C:\Users\Admin\AppData\Local\Temp\3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118mgr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Program Files (x86)\Microsoft\WaterMark.exe
        "C:\Program Files (x86)\Microsoft\WaterMark.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:4708
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:3268
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 204
              5⤵
              • Program crash
              PID:2896
          • 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:404
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:404 CREDAT:17410 /prefetch:2
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:1204
          • 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:3856
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3856 CREDAT:17410 /prefetch:2
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:4196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3268 -ip 3268
      1⤵
        PID:4592

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4183C4A9-405D-11EF-AF84-423954E40A58}.dat

              Filesize

              3KB

              MD5

              b33a8ab7f716e9e5a3ef3cf6ffc8f260

              SHA1

              e817c343cb889a5940278cf470efa6747ab6eaf1

              SHA256

              d79d8316a66fce4256875bb8f636aee7d4c22a3ad04a23aec3ed4d0ae37d5433

              SHA512

              15499525604b467d75532d66a2c0e69cd4cbec7838081d3d68ef4b237a3c7719cd168afed9bf99e4bc90b7ff2c795628ceafe499149cdd61ec00af68226727ce

            • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{41862718-405D-11EF-AF84-423954E40A58}.dat

              Filesize

              5KB

              MD5

              d231f9fb5d191b422f7b0af0e89e03a2

              SHA1

              73315061f0013e1e64754de31590b537491b3343

              SHA256

              a4c98775bcfdac10902801628293aeba596939fef0c3e8ddbda9266be70ee276

              SHA512

              ecafb93d1ff061d43c41bafbef9fbb45f51e46c81fd08b33bce82ce4f571edb2e3d8c66b110e85cc529b70f3b0dea998fd459f181909de680d0e6209a97e777f

            • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver608A.tmp

              Filesize

              15KB

              MD5

              1a545d0052b581fbb2ab4c52133846bc

              SHA1

              62f3266a9b9925cd6d98658b92adec673cbe3dd3

              SHA256

              557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

              SHA512

              bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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

              Filesize

              17KB

              MD5

              5a34cb996293fde2cb7a4ac89587393a

              SHA1

              3c96c993500690d1a77873cd62bc639b3a10653f

              SHA256

              c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

              SHA512

              e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

            • C:\Users\Admin\AppData\Local\Temp\3dcd2ef573a824a7a9521e3c61661741_JaffaCakes118mgr.exe

              Filesize

              123KB

              MD5

              58ae04d47a7587cba542671907b6a9af

              SHA1

              1f1e13105f87605281aac5666e8e448ab388b113

              SHA256

              aaaccf3120e3a27abb632e12c69b5e21056ec88780f001605d763eed9a2d1709

              SHA512

              78e2ecd54578cf8413f025f060412df7855ba661c07fafe0891a6827295a80caa8c3eae2be771786bc49ef5492163530319b86eba10cc6627d40b1677a496401

            • memory/1560-9-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-13-0x00000000008B0000-0x00000000008B1000-memory.dmp

              Filesize

              4KB

            • memory/1560-4-0x0000000000400000-0x000000000042B000-memory.dmp

              Filesize

              172KB

            • memory/1560-12-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-7-0x0000000000401000-0x0000000000402000-memory.dmp

              Filesize

              4KB

            • memory/1560-10-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-15-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-8-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-16-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/1560-14-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/3088-6-0x0000000001000000-0x0000000001034000-memory.dmp

              Filesize

              208KB

            • memory/3088-0-0x0000000001000000-0x0000000001034000-memory.dmp

              Filesize

              208KB

            • memory/3268-35-0x0000000001100000-0x0000000001101000-memory.dmp

              Filesize

              4KB

            • memory/3268-34-0x0000000001120000-0x0000000001121000-memory.dmp

              Filesize

              4KB

            • memory/4708-29-0x00000000008C0000-0x00000000008C1000-memory.dmp

              Filesize

              4KB

            • memory/4708-36-0x0000000000070000-0x0000000000071000-memory.dmp

              Filesize

              4KB

            • memory/4708-37-0x0000000077312000-0x0000000077313000-memory.dmp

              Filesize

              4KB

            • memory/4708-32-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/4708-33-0x0000000077312000-0x0000000077313000-memory.dmp

              Filesize

              4KB

            • memory/4708-40-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/4708-30-0x0000000000400000-0x0000000000421000-memory.dmp

              Filesize

              132KB

            • memory/4708-26-0x0000000000400000-0x000000000042B000-memory.dmp

              Filesize

              172KB