Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-05-2024 10:25

General

  • Target

    4a9e4b153ab1bcde22b498abde466ca5_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    4a9e4b153ab1bcde22b498abde466ca5

  • SHA1

    9fa6be8c7ce0e5671592effa407572a4b93770b7

  • SHA256

    861a86d8deb2e334993e09825ac1df181a5aa3c714fed8cc32155a16a71cdd5c

  • SHA512

    0f55df581e41f86a82e5b4276cff71938e6b9d621a3f2020c997e784a4d7eb4a8cb74eb69dbaefe93df2d68b45167ac2efce61f22a1537d08b0ff952b63a19c1

  • SSDEEP

    1536:WE1sdTxdrdL5txDCBOpJHxWk7WbOi25t9MUDaoHtqmNyfKcnUvmaj3au4S5EWRwX:ULTxNfECx9MUpNZNGUvmi3qS5EX4Lr

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a9e4b153ab1bcde22b498abde466ca5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a9e4b153ab1bcde22b498abde466ca5_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3796
    • C:\Windows\T400660040302845060\winsvcs.exe
      C:\Windows\T400660040302845060\winsvcs.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      PID:2616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 580
      2⤵
      • Program crash
      PID:1896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3796 -ip 3796
    1⤵
      PID:1940

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\T400660040302845060\winsvcs.exe

      Filesize

      142KB

      MD5

      17288b8ab3a73d46e5fa136c79eff181

      SHA1

      30f0b572ce01ae16a8de46fce0edbe3d13042502

      SHA256

      684e8e0de1228bf558f81fc3c560361c8cfb33e1c2bd1b9c594d903b25c17209

      SHA512

      ce2ccd70343755854a3b07a338fa023c1e5f15046b57271c6c21830d5358f9f16765591e03bb794ba69893ac5787052a6d2e7a7f2fe3045c876bcd3b7900f750

    • memory/2616-10-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/2616-11-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/2616-15-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/3796-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

      Filesize

      1024KB

    • memory/3796-2-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3796-12-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB