Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2025 00:52

General

  • Target

    JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33.exe

  • Size

    111KB

  • MD5

    4533bfbbe7fc996e2ee1894ff0c95f33

  • SHA1

    9af308f8c517b1723f44b79db116d97a054fbf94

  • SHA256

    58abf1fe658d6402501e983d57512bd949697d392adc0f1f4c19db1fd87a1b0c

  • SHA512

    6a2a65d419066676875df92a947535f479b317e76d65b8511d973d19e0c2a095685092e559024294b9380d52476ac2ef5aabb6b8c7fa112962c6ea080e2390f7

  • SSDEEP

    1536:4+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzEhvxizfEIw7aWT6A+cNS+4u:TROzoTq0+RO7IwnYpGA7k+4BuBmi

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in Program Files directory 5 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 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:668
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33Srv.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33Srv.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:400
      • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
        "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2020
        • 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:4424
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4424 CREDAT:17410 /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4940
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2568 CREDAT:17410 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    471B

    MD5

    65ff4e1a660b03c192195dc09416d8a8

    SHA1

    c8e9c1b5d0e74e2f581eaa06d77db42ddb2b24b9

    SHA256

    25f890730498e80c6b85f0ca869917f45af6cadbb427695a615181eac3285dc2

    SHA512

    3efa3c79d74861659b4e6e97b362fb4943eeae2e81425029bbf407fb2c4c914bc2d2b43bc8164e9ed050cdb24f411a8582e086eb3557227ad79ec2256c5a52ba

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

    Filesize

    404B

    MD5

    d21e62bb0a1ac32df2b4a11dce0d358b

    SHA1

    5871c8c6509dee612b5cb50dd6b2a514ba597165

    SHA256

    0b25f8499f9e776c8899c7f79917bf586d4d688a407744ffff39026ca753b935

    SHA512

    b1e452df45f5829444c27e5df48d34b214a16c1c4d35624f03be307aa7b0a878489b78c829332d785de3fddd62fde11d89859d419008ed4da691482c10856590

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{265F8334-DD12-11EF-AF2A-CAFD856C81B1}.dat

    Filesize

    3KB

    MD5

    d8853613b672ea38258ecc7d90998f8f

    SHA1

    ff56847d5f6c12bf0adc2ab6b2153d3f0b900819

    SHA256

    06ac9f2f98c702cf2a3f8cd95f84df445159bab98c61d59c415df7693fdf40b2

    SHA512

    4fb165a3c1b432114d8de91c6f673c4d77c1b3577c88c37d31c76102ee7b8b7d3536b3ad598297fb080d2e59bbaf1315910288badeda24fca22bc820dd4932cb

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{266B6F5C-DD12-11EF-AF2A-CAFD856C81B1}.dat

    Filesize

    5KB

    MD5

    1704cd12799caf04eb30d2968ac081dc

    SHA1

    4ff3592ae078aaedbf99d20dce08d48862e217cd

    SHA256

    3ec59c47ab679e0af0afb9272fd4ce406b891e2401894bb5c08630fad371ee6e

    SHA512

    97f7d6b4b2f78db1166ac59e5bb65443196fedecec5a8ffa3dbfbd75976724c41bb845c058810806219af6fa04ef47f384f491377056da235357de3579a7dcc9

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

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4533bfbbe7fc996e2ee1894ff0c95f33Srv.exe

    Filesize

    55KB

    MD5

    ff5e1f27193ce51eec318714ef038bef

    SHA1

    b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

    SHA256

    fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

    SHA512

    c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

  • memory/400-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/400-4-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/668-9-0x00000000005C0000-0x00000000005C1000-memory.dmp

    Filesize

    4KB

  • memory/668-17-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/668-11-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/668-0-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/668-8-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/668-5-0x00000000005B0000-0x00000000005BF000-memory.dmp

    Filesize

    60KB

  • memory/2020-15-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB

  • memory/2020-16-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2020-21-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB