Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 12:57

General

  • Target

    c0caf585abf8dc99b2213cff3458ebc3_JaffaCakes118.exe

  • Size

    368KB

  • MD5

    c0caf585abf8dc99b2213cff3458ebc3

  • SHA1

    92ab7b7a7b836fea54c19644d88da751f6e8a330

  • SHA256

    465b9f076a577f1449dc9ae3e902e668e11125132e4c29b031222c9101925a13

  • SHA512

    b7b6e0b833e44e6fc3f9bc297f695d9d28b5d9440c00403e64a0387b2ca38d0cc70e3b821c9093c3ace26b391e214f269b7e9ffa5a1fd038098e0480ae555f09

  • SSDEEP

    6144:GgYiFP5seg8Oyl1J8Gf0Md5GNwIa1CvbYf/:j7skOQPem6c

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c0caf585abf8dc99b2213cff3458ebc3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c0caf585abf8dc99b2213cff3458ebc3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\caedij.exe
      "C:\Users\Admin\caedij.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\caedij.exe

    Filesize

    368KB

    MD5

    a83a56556dc86bbe529f4255ae291346

    SHA1

    0e59700ddfafd5875776b70d2f77d847fe04130e

    SHA256

    114be1d1edb738396ed1b9090872f235121091961cbb87164aa1d96152d895f8

    SHA512

    96838321ee3fcee467dae6e605f29aba99f9a7866598437acaf7f2460b484f035ee636276bc9b3fb025a93908f86cb79ee22fa48509b345423f2ca698af2151a