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Analysis

  • max time kernel
    149s
  • 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
    20/01/2025, 16:40

General

  • Target

    JaffaCakes118_f0e474207953a49aac800daef86e52b9.exe

  • Size

    92KB

  • MD5

    f0e474207953a49aac800daef86e52b9

  • SHA1

    19bf90cb2ca561a4c54aabebf2ae58ef3f0c8087

  • SHA256

    20f327f40e3e9c1459f90f6d30c71e43e3d96165b82972674043ae59a6c74919

  • SHA512

    6608fadfe0fa3248e97e9429576114de6febd745061d62650bc5fdc1a00b2d3a74e941dc34052068e999f32312eb8395ae20b0d41e9265d079adff154a6f9451

  • SSDEEP

    1536:dVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:tnxwgxgfR/DVG7wBpE

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_f0e474207953a49aac800daef86e52b9.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f0e474207953a49aac800daef86e52b9.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2808
    • 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:1248
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:5112
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 204
            4⤵
            • Program crash
            PID:4884
        • 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:1740
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1740 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2188
        • 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:1872
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1872 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5112 -ip 5112
      1⤵
        PID:868

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        f0e474207953a49aac800daef86e52b9

        SHA1

        19bf90cb2ca561a4c54aabebf2ae58ef3f0c8087

        SHA256

        20f327f40e3e9c1459f90f6d30c71e43e3d96165b82972674043ae59a6c74919

        SHA512

        6608fadfe0fa3248e97e9429576114de6febd745061d62650bc5fdc1a00b2d3a74e941dc34052068e999f32312eb8395ae20b0d41e9265d079adff154a6f9451

      • 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

        52418eb78c53e71e31980894db8d94d9

        SHA1

        21f14d2b15473c781238ade6f6bf074910da5474

        SHA256

        2d91c928dd472358310e92ba3c20f315c4f2e9664a8ac40bdf20ba9c6bbdd4d4

        SHA512

        cb0874a4594256a5c71942651c5c7ab1b2748a406216f1932c7a3ea618cebc88eae3abf353b9d6bb81a7e1bb7c72dc7868926ef30c5d37a29b6de94febe71435

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4A8ABA27-D74D-11EF-9361-E26222BAF6A3}.dat

        Filesize

        5KB

        MD5

        a02dd1df8a3ee5d99f084c248ab40a41

        SHA1

        2d6bfe5bc020203c2b9b8dbbc114baf5994a7e19

        SHA256

        33d2fd8e533cb59aff60d13da1f0c5e4bfe418072885d02aa18c3a03217c9a2b

        SHA512

        c8dbd29623c6754c4d2bd3b2601344c347ff2148f0a65f46afe3bba1f2f1222a927a4e9e737cc19a28d99b3192bf0e7ed94947ae7765cdb5834d7534e2497413

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4A91E0D9-D74D-11EF-9361-E26222BAF6A3}.dat

        Filesize

        3KB

        MD5

        531d48b85c5838bede85c411f510549e

        SHA1

        53ea541e6298cd55372c6303d88f852bf37fa418

        SHA256

        5212f641dbfd9c5a6e53a58f62d4a099e0407b8f200cd6063ea0a1141fde5bb1

        SHA512

        752083fdc7b778c0b4c8ad5fdafbc165ea4936530abae2503c368efa2b7f07004e5b8b60468b2d41cc6188d259a839a7354c22462527ba339557c59f967a90e6

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

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1248-36-0x0000000077702000-0x0000000077703000-memory.dmp

        Filesize

        4KB

      • memory/1248-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1248-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1248-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1248-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1248-32-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB

      • memory/1248-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1248-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1248-27-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/1248-28-0x0000000077702000-0x0000000077703000-memory.dmp

        Filesize

        4KB

      • memory/2808-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-0-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB

      • memory/2808-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-18-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/2808-7-0x0000000002C90000-0x0000000002C91000-memory.dmp

        Filesize

        4KB

      • memory/2808-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-1-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/5112-31-0x0000000000B10000-0x0000000000B11000-memory.dmp

        Filesize

        4KB

      • memory/5112-30-0x0000000000B30000-0x0000000000B31000-memory.dmp

        Filesize

        4KB