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Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 00:10

General

  • Target

    8c8b41bf50c0db6958e34f2c919bb1fd_JaffaCakes118.exe

  • Size

    505KB

  • MD5

    8c8b41bf50c0db6958e34f2c919bb1fd

  • SHA1

    db042b017405ffc38ee821a339378908ced840fc

  • SHA256

    bb5bd3216a4cda9c463523eaa244707da7c8418c150e93af411f46ba33f186d7

  • SHA512

    8fe8cb25e6eab26388b50caa5cc759e12006315f17a5fdc53719a6750beccdcc924ba96de1c4debb696002f159b28585c52ebc52990db51922a8bef53fe2f573

  • SSDEEP

    12288:gd2ZIme5eLTK31Z3HV4A6kvARotpp2AokCSfrLy+LfCq39Fu6:kMjE1Z3HGZTOtpENsfrm

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c8b41bf50c0db6958e34f2c919bb1fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8c8b41bf50c0db6958e34f2c919bb1fd_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:220
    • C:\ProgramData\lE01815MaMdE01815\lE01815MaMdE01815.exe
      "C:\ProgramData\lE01815MaMdE01815\lE01815MaMdE01815.exe" "C:\Users\Admin\AppData\Local\Temp\8c8b41bf50c0db6958e34f2c919bb1fd_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\lE01815MaMdE01815\lE01815MaMdE01815.exe

    Filesize

    505KB

    MD5

    338223009e0c50009973bc3c4b2e16f9

    SHA1

    ac71b476f25d6ce3e5f6c668af40f89f76323640

    SHA256

    a2c466bcfbc9c21bae98f67d638aa0c10e7d34b413b57c11e9c2c231e7b0c71b

    SHA512

    23462e6bbb62b24c0417d7211fd535aaf7c4b6105b41af7c5eaee8533252023cd1f0f6e5cb39dfcfbc31d14989e1f41059ace12b002513edc56c6927a0a36136

  • memory/220-1-0x0000000000400000-0x00000000004C5000-memory.dmp

    Filesize

    788KB

  • memory/220-2-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/220-15-0x0000000000400000-0x00000000004C5000-memory.dmp

    Filesize

    788KB

  • memory/220-14-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/3488-17-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/3488-25-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/3488-32-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB