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Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    10/07/2024, 17:29

General

  • Target

    35b13c91b3fd4240715ca17a1704f7c6_JaffaCakes118.exe

  • Size

    131KB

  • MD5

    35b13c91b3fd4240715ca17a1704f7c6

  • SHA1

    936b20aa0f5acda2fef3d523060ee8b63a737336

  • SHA256

    933313715594f05fb1ab3ff7631ec284ee797ae2f7e2fa17100bfdffd0095dff

  • SHA512

    76b9f846da5097499302c82956e2a29fcf1f4d453b5bff12cddcf56600ce54490218ba9a43d7861c253680c138fb5c7201af5bc90945b53b593471bcda26b57c

  • SSDEEP

    3072:iNEeUBe0fMZNydHLTGvtHYkdrp3DyZBKsb/:iNEeUBe8qNIGJVsBK6

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35b13c91b3fd4240715ca17a1704f7c6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\35b13c91b3fd4240715ca17a1704f7c6_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Windows\Ftutoa.exe
      C:\Windows\Ftutoa.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:2148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Twain001.Mtx

    Filesize

    2B

    MD5

    309fc7d3bc53bb63ac42e359260ac740

    SHA1

    2064f80f811db79a33c4e51c10221454e30c74ae

    SHA256

    ac11339ffa8f270c4f781e0a3922bb1c80d9dee6e4b6911ca34538ed9ae03caa

    SHA512

    77dd27d30f4e13a0bcd6fd27ae7567c136d87393e5ee632bccf05b0a0d2bbcc2fc0fd777a8508e26cc4fc579c8da0ab56b7bf179b1adc70f28f7d0eee89fa5f8

  • C:\Windows\Ftutoa.exe

    Filesize

    131KB

    MD5

    35b13c91b3fd4240715ca17a1704f7c6

    SHA1

    936b20aa0f5acda2fef3d523060ee8b63a737336

    SHA256

    933313715594f05fb1ab3ff7631ec284ee797ae2f7e2fa17100bfdffd0095dff

    SHA512

    76b9f846da5097499302c82956e2a29fcf1f4d453b5bff12cddcf56600ce54490218ba9a43d7861c253680c138fb5c7201af5bc90945b53b593471bcda26b57c

  • C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

    Filesize

    372B

    MD5

    bdeaace77ab495d6465da27ed4bbd784

    SHA1

    0aa8daf11ab244dfbc69dfb2a47830e27dae1a75

    SHA256

    390535e7fe5bfb4dc4bbfebc6788a192013a761352b3ddceaafddb19571d9c07

    SHA512

    b17639201046a068dfab65a2e36551d40bc5a253d678f795767fdd536783a08c0c2b879161ab04c325e5e541f784f8e67efbb5b165b568fce88dc84e1c44d2dc

  • memory/2148-14609-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-48859-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-14-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-48871-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-48863-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-13-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-14646-0x00000000751A0000-0x00000000751AF000-memory.dmp

    Filesize

    60KB

  • memory/2148-48853-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-48857-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-48855-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-36627-0x00000000751A0000-0x00000000751AF000-memory.dmp

    Filesize

    60KB

  • memory/2148-36570-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-40804-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2148-40803-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2564-7252-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2564-23585-0x00000000751A0000-0x00000000751AF000-memory.dmp

    Filesize

    60KB

  • memory/2564-23586-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2564-2-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/2564-7312-0x00000000751A0000-0x00000000751AF000-memory.dmp

    Filesize

    60KB

  • memory/2564-1-0x00000000002E0000-0x00000000002F2000-memory.dmp

    Filesize

    72KB