Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 04:08

General

  • Target

    e92fd00aa2cb0855e9843741e5bf3229_JaffaCakes118.xls

  • Size

    36KB

  • MD5

    e92fd00aa2cb0855e9843741e5bf3229

  • SHA1

    bbace7bd1bf5e5566c7de70aae70dd888c2ee836

  • SHA256

    112cfc5f00859b28bbbeee3f7175e0ea4c2139701e3279769d29b3a95c2c5217

  • SHA512

    f785a3d1a6500d1a7bfada26b0f88ad92cb2368846fbb4f66ff96f89e0d3ec1429a77f0045026d4be15270566d96317df73c6fbf44b2785775a78fd5f124fdf7

  • SSDEEP

    768:IPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJg2LO8A1RGyyc:kok3hbdlylKsgqopeJBWhZFGkE+cL2NZ

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://markens.online/wp-data.php

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\e92fd00aa2cb0855e9843741e5bf3229_JaffaCakes118.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\IwV.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2752

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1556-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1556-1-0x0000000071F4D000-0x0000000071F58000-memory.dmp
    Filesize

    44KB

  • memory/1556-2-0x0000000071F4D000-0x0000000071F58000-memory.dmp
    Filesize

    44KB

  • memory/1556-3-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1556-4-0x0000000071F4D000-0x0000000071F58000-memory.dmp
    Filesize

    44KB