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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 13:29

General

  • Target

    bbed91b78125756e089474b49c0c1f6f_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    bbed91b78125756e089474b49c0c1f6f

  • SHA1

    4b0cad33b957dce37fce10bc6d2437638f6606a0

  • SHA256

    5272952c0628f48ce0cdf1006bd2debcc50f03a6bd974855566ecabac4777218

  • SHA512

    b751591b5755fc2c251a63671c4d0912ad6caf7716930c28c70c3550fd7a8ddb5380468c0f169e41def4b8bfadb15ad25dfcd00d7d1a3925db88b33e6550b365

  • SSDEEP

    1536:hOEFhwRnsuBxeDtMYHa27J14ltxporZ45i8NeG0h/l:MEFhwRnskeV6gJ1uCt45yt

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbed91b78125756e089474b49c0c1f6f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bbed91b78125756e089474b49c0c1f6f_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\leoomud.exe
      "C:\Users\Admin\leoomud.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
      PID:2272

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\leoomud.exe

    Filesize

    124KB

    MD5

    cb260d4b73aed94ebfa2dd5896a88fd8

    SHA1

    4d85b53584235508f96514d80fcf13927a8b9d33

    SHA256

    70cdeaf03b59b2ffe5f4d90aafcfd4d7a923ed0e2b366239297b1eb59d86c112

    SHA512

    7bbd503d17a18ad3a00d0b7276ceb7be19bed7bbc4859d2af0b51884891b67d5e155b970f5f34e9fa8ebb8753fa1003e31fb435bac533d1f6def9e93475e1603