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Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 12:31

General

  • Target

    52100454c4331365b07b70f611aae64d_JaffaCakes118.exe

  • Size

    145KB

  • MD5

    52100454c4331365b07b70f611aae64d

  • SHA1

    50b57b624de0abaaee016c0124244ea16ce97e4d

  • SHA256

    07528718b79b3e901e1dd69baec9e4d94ab9ff5175b3a563f2ec4d313172c0af

  • SHA512

    ab4695cc374e723706450ab6e521e012785dfe5d36c9b03b9130700484185485f6d508f2d69dc12880f12afa492ca0867c65d71cda8b6433e8c97ef96b9a83f5

  • SSDEEP

    3072:VzMf2NXjZLxVZVRMCxCvpMylBRrNr/I6gMEsRSP1+oDfN:Vzfpx5RJkvpMOBRZrQ6gMEs09+y1

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 18 IoCs

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

  • Drops file in Windows directory 4 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\52100454c4331365b07b70f611aae64d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\52100454c4331365b07b70f611aae64d_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Windows\msa.exe
      C:\Windows\msa.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Tasks\{7B02EF0B-A410-4938-8480-9BA26420A627}.job

    Filesize

    372B

    MD5

    4bc39d41974d439338c7f4b3c86872b8

    SHA1

    fbebf4c79c3db2c60a096d0ee3060ba2e70f7eb9

    SHA256

    b1bf96c2472f918203e79f7e150fb582463ad566d13100adc6ccd03d9cc2f307

    SHA512

    da9c2b7d56c4c486eef1c58ec27939daf087c1611321ae48c0959173fec9b651d61a4f8a15b5f670179a383b668481962a9c704e0aa18339ebcb493b1ca05490

  • C:\Windows\msa.exe

    Filesize

    145KB

    MD5

    52100454c4331365b07b70f611aae64d

    SHA1

    50b57b624de0abaaee016c0124244ea16ce97e4d

    SHA256

    07528718b79b3e901e1dd69baec9e4d94ab9ff5175b3a563f2ec4d313172c0af

    SHA512

    ab4695cc374e723706450ab6e521e012785dfe5d36c9b03b9130700484185485f6d508f2d69dc12880f12afa492ca0867c65d71cda8b6433e8c97ef96b9a83f5

  • memory/2324-38544-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38545-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38533-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38535-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38554-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38538-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38539-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38542-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38553-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38552-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38546-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38547-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38548-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38549-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38550-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2324-38551-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2340-38531-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2340-0-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2340-38537-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB