Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-08-2024 19:46

General

  • Target

    b0954c2944313272eef6e43dcf2bdd54_JaffaCakes118.dll

  • Size

    132KB

  • MD5

    b0954c2944313272eef6e43dcf2bdd54

  • SHA1

    332fe9ae25a5ff7d5c24c041233e2f02f98e40de

  • SHA256

    cba3efdee665f6753dc2cc99bc7609b747b10d6aaa9e9790d2020ca725d74685

  • SHA512

    1b7cd270c1f9caf6c747748cc62ad360c080cf57a297b4cf904b9876a624acea944d93cfce7596d91fbb0976cc788acc6a55a6ec54c72084da03cd1c9f9965d4

  • SSDEEP

    1536:v2o6nwzfqmUSa4Ndg+VCxAvf/PqhXnzyP5xC1VXfbJpeU4KyQ5G0OYvVkoE:+o6nwLqrSa4I+VCOHHCRQU4S5GBWVLE

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • 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 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 28 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b0954c2944313272eef6e43dcf2bdd54_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3460
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\b0954c2944313272eef6e43dcf2bdd54_JaffaCakes118.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:3804
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • 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:1272
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:3508
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 204
                6⤵
                • Program crash
                PID:4316
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:1592
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1592 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4524
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2108
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2108 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:1196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3508 -ip 3508
      1⤵
        PID:4516

      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.{F50EEEE6-5F2C-11EF-9912-4A4A300BA5D9}.dat

        Filesize

        5KB

        MD5

        11ad630c1fe8aa42691541be1d44e704

        SHA1

        3ea2fdd3f49e5b72bef288a6bb53c93531d506e8

        SHA256

        319bad041addd7eec9c0f0bb49aa9f13bec4cfc67918da84728a0c7848ee2134

        SHA512

        ea7bcbd287d97ecf09dc225c3f8b65aa51361b31a6baa18838d2f79ba022619eed30738912420dc9f2b926ba230a8e98ae8b0f289b5904ccefd783610a899480

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{F511518F-5F2C-11EF-9912-4A4A300BA5D9}.dat

        Filesize

        3KB

        MD5

        896281bc071f8b8029dc42c95ff46dae

        SHA1

        e2157587f66b509db82d517eb014f9d6fe7d9d8d

        SHA256

        4f591c2ef4208a005a222f133b286b4d2d13568f06e6223e587f340d40c03076

        SHA512

        1f54189a94ba3d77b4c8f65b04ab549b0b3c17bee232db7c258f24d0adf8951667e9279e621bb6f588abcd520fa4e810ec4f491db62ac7acac844d1ec45c5473

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verF443.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4329235D\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\regsvr32mgr.exe

        Filesize

        96KB

        MD5

        8c51fd9d6daa7b6137634de19a49452c

        SHA1

        db2a11cca434bacad2bf42adeecae38e99cf64f8

        SHA256

        528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3

        SHA512

        b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837

      • memory/1272-38-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1272-45-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1272-39-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1272-40-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1272-23-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1272-24-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1272-34-0x0000000076F92000-0x0000000076F93000-memory.dmp

        Filesize

        4KB

      • memory/1272-41-0x0000000076F92000-0x0000000076F93000-memory.dmp

        Filesize

        4KB

      • memory/1272-44-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1272-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1272-32-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/1272-31-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2932-0-0x0000000001120000-0x0000000001144000-memory.dmp

        Filesize

        144KB

      • memory/2932-3-0x0000000001120000-0x0000000001144000-memory.dmp

        Filesize

        144KB

      • memory/2932-2-0x0000000001120000-0x0000000001144000-memory.dmp

        Filesize

        144KB

      • memory/3508-37-0x0000000000C80000-0x0000000000C81000-memory.dmp

        Filesize

        4KB

      • memory/3508-36-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

        Filesize

        4KB

      • memory/3804-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-6-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3804-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3804-12-0x00000000008C0000-0x00000000008C1000-memory.dmp

        Filesize

        4KB