Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    20-06-2024 08:09

General

  • Target

    04402045a46aa7c1a46adf17c775d84d_JaffaCakes118.dll

  • Size

    260KB

  • MD5

    04402045a46aa7c1a46adf17c775d84d

  • SHA1

    5baa0bf6ee417aa15fc9bb26d06cc0202aa396fb

  • SHA256

    60b38c6d54bca68644290a535ab81bdd9c87b2eeb65c94bc79a359184065b77b

  • SHA512

    733ab8d5cf47cfb8720180330035c82ad1ad64df21f6047b5a4fe312cee800201bb2cbea8616ba80801ae96ff113cf16e7e849e6360be5b31cee15be4052d5b6

  • SSDEEP

    3072:s4z9XYZ7YJCTC32aFQQMLEbHtW3ftp50jErDZ2jIL:fY9vC3t3U3xus

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Impair Defenses: Safe Mode Boot 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 3 IoCs
  • Modifies registry class 52 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\04402045a46aa7c1a46adf17c775d84d_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\04402045a46aa7c1a46adf17c775d84d_JaffaCakes118.dll
      2⤵
      • Impair Defenses: Safe Mode Boot
      • Adds Run key to start application
      • Installs/modifies Browser Helper Object
      • Drops file in System32 directory
      • Modifies registry class
      PID:1664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\log.txt

    Filesize

    3KB

    MD5

    02218b214eee5cf817eceac2ec8dcd6b

    SHA1

    f01ca4a167ca340fff4bddd56db61580a55d7a9e

    SHA256

    d225516032a31f6f883202384bd8553b5b76b05be8bc38e9e42e23fdf5a22b14

    SHA512

    1b01ba74d10ed0eb7a9e11a35d46f62eeeda39c802fbf4916c6f0bc57aa54407984a525ec18090380da0dbaf55f38a46b9433dacfe117645648d24618c423082