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Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    14/08/2024, 14:37

General

  • Target

    9680030bd03d17653c63b4731ee91111_JaffaCakes118.exe

  • Size

    14KB

  • MD5

    9680030bd03d17653c63b4731ee91111

  • SHA1

    92a8a08bf05254baab19360672888a8d08c26a58

  • SHA256

    376c466871ff1fa4dbc4ab1b523fda7c71e25501f87acb7a674d20ebab2178d8

  • SHA512

    9b3638e6719f34bbcb1b8ea807abb1980bf9123cb14074f1a745aa130abd9c3baeef1334012408e622ef61f1083daf5fc661022878c0280a0ee738bbd2574f72

  • SSDEEP

    384:k4Ful4tuVdqYVTcD6OYf436uLwXLJ9EJKskAB:kT6Cg4cDy439wLsX

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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in System32 directory 3 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 use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9680030bd03d17653c63b4731ee91111_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9680030bd03d17653c63b4731ee91111_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Windows\SysWOW64\cenbeznk.exe
      C:\Windows\system32\cenbeznk.exe ˜‰
      2⤵
      • Executes dropped EXE
      PID:3044
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\9680030bd03d17653c63b4731ee91111_JaffaCakes118.exe.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\9680030bd03d17653c63b4731ee91111_JaffaCakes118.exe.bat

    Filesize

    210B

    MD5

    c86a0c4cd09c1128138d449618f92043

    SHA1

    0794204d79c5be2453eb04d80c073dd7507f926b

    SHA256

    520a17401eb6811c99113794a55bdda21071392c8e73090e6618517306d33007

    SHA512

    9eeac7185b047a1679be3ad3c5cb8650bba91556a42c385342872ca5a9721d3f9688d1e7447e6686e840e61280f53036c9a271706250c851f65ac345c7fb315e

  • \Windows\SysWOW64\cenbeznk.exe

    Filesize

    14KB

    MD5

    9680030bd03d17653c63b4731ee91111

    SHA1

    92a8a08bf05254baab19360672888a8d08c26a58

    SHA256

    376c466871ff1fa4dbc4ab1b523fda7c71e25501f87acb7a674d20ebab2178d8

    SHA512

    9b3638e6719f34bbcb1b8ea807abb1980bf9123cb14074f1a745aa130abd9c3baeef1334012408e622ef61f1083daf5fc661022878c0280a0ee738bbd2574f72

  • memory/2624-1-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/2624-11-0x0000000000230000-0x0000000000241000-memory.dmp

    Filesize

    68KB

  • memory/2624-10-0x0000000000230000-0x0000000000241000-memory.dmp

    Filesize

    68KB

  • memory/2624-13-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/3044-12-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/3044-14-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB