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Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/09/2024, 07:40

General

  • Target

    fe122253e3033c0080e0cdd0def35629_JaffaCakes118.dll

  • Size

    67KB

  • MD5

    fe122253e3033c0080e0cdd0def35629

  • SHA1

    9fade97669e44b768b37b146c8c103bb9ecab188

  • SHA256

    582bccc9b516d4f20c398f73d1ea2bfc3ddd989e02ec359440adfe487d02a788

  • SHA512

    05154e5596727fcc41df3cfc009f87d95f24bec3099a0c8c30ef7b37d6b0f35cbdce8759c2a92bd9c334dc7dec51acf3ea7c71a0f4b61d2be0cb1a2fbda9e6bf

  • SSDEEP

    1536:yKaouK0rof8925RMehGW4A6cHgP3MqshuqRxTjfo:yKaouK99MqB4A234nFw

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 30 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe122253e3033c0080e0cdd0def35629_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe122253e3033c0080e0cdd0def35629_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:924
      • 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:1868
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1868 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4624
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 648
        3⤵
        • Program crash
        PID:3700
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 924 -ip 924
    1⤵
      PID:4892

    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

      e81809e35464c6a8ccffb00fa7424f8a

      SHA1

      aca926d8ab54a834b33db7c5fb4355287d2cd2a7

      SHA256

      01c74bfb667bcffad25fd994026261a336a8e8dcf85ad629a75c87e838fcf744

      SHA512

      d807413cf4356a8861ae6bbfe5fd2792bdb5b81ec9fe64f6d567e505d001c847d8eeb4bc730599a5428afcf561d35ddf022d1d3079036d65a0e382d4737d5c28

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

      Filesize

      404B

      MD5

      f4bd8b346311514f85e306ed3688f620

      SHA1

      4c62f1123a2533d1a64289a4a2a093f407787833

      SHA256

      c54c43a4629e2fd4a3b90edba1ce87fc9cb8c7424da9656e716cc1576457835b

      SHA512

      28f59fd63a01fb831001e06b6ecf12e4bf9d53a046a3a0491149503bc130c4670f5e7daec2e3430ea5ed291baabccd2eaaa21f14ac3d6ba7d93df04de1f8fb6e

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JACP9GNT\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee