Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-06-2024 23:36

General

  • Target

    04672281e494a1bc68183dabf51d1dcf_JaffaCakes118.dll

  • Size

    181KB

  • MD5

    04672281e494a1bc68183dabf51d1dcf

  • SHA1

    466132bd929f03d1779ba5f6f3d64239e0cad98e

  • SHA256

    c1be07d8369d48cb72afc67b6768a6c3dca24326033a318c496d6c79508ab05f

  • SHA512

    3a0d1782109a3cdee7001238a28bf70dd114eefc63e363c95f07d5c634e44dbd05125585f80668f918694785c3928f51941cd6614b75a645f44089fb78fb47d1

  • SSDEEP

    3072:zkX1Ml904wtjvAnIPcl1g+vp33kDbbrMbvT0q8O1cZPzQ7IXMBc+AMP+QfQEhxFa:z61A90DVvA3yLwvP6bQ7yMP+DE827EF/

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Modifies registry class 17 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\04672281e494a1bc68183dabf51d1dcf_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:308
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\04672281e494a1bc68183dabf51d1dcf_JaffaCakes118.dll
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Modifies registry class
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2140-0-0x0000000010000000-0x0000000010043000-memory.dmp

    Filesize

    268KB

  • memory/2140-2-0x0000000000380000-0x0000000000383000-memory.dmp

    Filesize

    12KB

  • memory/2140-1-0x0000000000210000-0x0000000000240000-memory.dmp

    Filesize

    192KB