Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 01:15

General

  • Target

    f98a341df73d25ec57f5aa12f6e0bd25_JaffaCakes118.exe

  • Size

    182KB

  • MD5

    f98a341df73d25ec57f5aa12f6e0bd25

  • SHA1

    bfec9b14468f8eabb4d1956568b1123af1b2d075

  • SHA256

    1d458e9f33f3d8afb81b6c933aea2f5fda78c922f5fec5233c53724c8b4ec416

  • SHA512

    c1c1ca69e098d1ded1685ae2741fff4cffcd606abdf364c8c76e3a876ddb376aed303de0737cefc70052a2092bf29a43a23b7f674040ec7f7c987bb122b99052

  • SSDEEP

    1536:xVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApEwMTkRA3Npsn26aQXEZR7h:hnxwgxgfR/DVG7wBpEwnRA3Nenj02V8

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 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 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 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 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f98a341df73d25ec57f5aa12f6e0bd25_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f98a341df73d25ec57f5aa12f6e0bd25_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4448
    • 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:3256
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4884
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 204
            4⤵
            • Program crash
            PID:936
        • 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:2104
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2104 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3060
        • 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:1620
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1620 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3880
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4884 -ip 4884
      1⤵
        PID:3528

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        182KB

        MD5

        f98a341df73d25ec57f5aa12f6e0bd25

        SHA1

        bfec9b14468f8eabb4d1956568b1123af1b2d075

        SHA256

        1d458e9f33f3d8afb81b6c933aea2f5fda78c922f5fec5233c53724c8b4ec416

        SHA512

        c1c1ca69e098d1ded1685ae2741fff4cffcd606abdf364c8c76e3a876ddb376aed303de0737cefc70052a2092bf29a43a23b7f674040ec7f7c987bb122b99052

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

        Filesize

        471B

        MD5

        641fd00a680e2a2b7c46da9f49d4ac01

        SHA1

        91342c03f46164a5ffba758b6201387912e09026

        SHA256

        69b70d73aed768e709b4e26268d4bfbb349d3ed2d7fc7bba042a347b29f1062d

        SHA512

        004e47e9e0623bf782ad71418257088902bec47d213027287c46393d7a413d69a69fd213df1781d3c49ddde689943d5c5f3ff844fb9cc81c7eeaf331b8a4344f

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

        Filesize

        404B

        MD5

        fd219edc823e24bfaef6946a5a7e412e

        SHA1

        2d4a6473f69b9db6bc20db24ed3cd0fd0543a88a

        SHA256

        84208f1e26f6b09d4eb89a169f28d8e2238120a76c2d05f460e72dbccf31ab9a

        SHA512

        c4d193bb50a3830c5deb617dc8fa5ff6b09138711e9dd1abe5bccf9ef7aa10c486a3ea244614fd90ca92424fa3e8f2dca7ae72fd3069cf406757182a99dd7f3b

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{9F1D32CF-BCDD-11EF-AF2A-5227CD58F2D9}.dat

        Filesize

        3KB

        MD5

        dc7875497bc2412ec45d4a04c4a2bc17

        SHA1

        b8594f6bd8d0663efe2d22f440ff7c844e18e88f

        SHA256

        c9d9f378443ed10f057428a697324bf9d04b4e8fd344f34e6f18d8ed90a3e14e

        SHA512

        02f9ef7b8c610e92a08f2ec8e9cc3b6b0d2113b1be845933375c8c6a265f5f35cab50188cccb03ecff01000f1635a26d0402e43a93db2f0fea4124d80285938a

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{9F1F90B2-BCDD-11EF-AF2A-5227CD58F2D9}.dat

        Filesize

        5KB

        MD5

        f2744b207e7cd35a5af91668e8410d1a

        SHA1

        c7a76ea4504721b2d96383ff0fc6254e357ff666

        SHA256

        be1d156f87db3a86761cfa3feeb1a75b5398be406cb6abbf66a96e5a02b38d58

        SHA512

        ba92dc0d2a62875132a208bb689df2aec9a1510131b8e3d0b41db52ba3884e51e6db937be1a16b3964d60921503a4b275a850a809b071ae6e5d10243c8693117

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verE6F5.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/3256-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3256-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3256-27-0x0000000076F02000-0x0000000076F03000-memory.dmp

        Filesize

        4KB

      • memory/3256-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3256-25-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/3256-22-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/3256-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3256-23-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3256-34-0x0000000076F02000-0x0000000076F03000-memory.dmp

        Filesize

        4KB

      • memory/3256-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-6-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/4448-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-0-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/4448-7-0x00000000030A0000-0x00000000030A1000-memory.dmp

        Filesize

        4KB

      • memory/4448-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4448-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4884-30-0x0000000000190000-0x0000000000191000-memory.dmp

        Filesize

        4KB

      • memory/4884-31-0x0000000000170000-0x0000000000171000-memory.dmp

        Filesize

        4KB