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Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 03:20

General

  • Target

    4fc3b53b6847285354a3772a4860b2f0.xls

  • Size

    36KB

  • MD5

    4fc3b53b6847285354a3772a4860b2f0

  • SHA1

    cee6f3cb9f7f1f4a3ef5fbe458e12dea4377c75e

  • SHA256

    be63fc8831f99a0412997cfbea77f321188f7ad554b65f2af7d194c0bb129f25

  • SHA512

    6c4be8e7dc16f1243e0746d7c65e631dd2665bc1156c0946a4a5b8ec8d31e37bbf9611fc9e23ac5d77412f156e76660028547fe90247ea73f1324aa846cb7dd4

  • SSDEEP

    768:NPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJirIHlo6Y7Z2yFP:lok3hbdlylKsgqopeJBWhZFGkE+cL2N/

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

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

xlm40.dropper

https://statedauto.com/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\4fc3b53b6847285354a3772a4860b2f0.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:1752
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\D4x.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1752-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1752-1-0x00000000724CD000-0x00000000724D8000-memory.dmp

    Filesize

    44KB

  • memory/1752-2-0x00000000724CD000-0x00000000724D8000-memory.dmp

    Filesize

    44KB

  • memory/1752-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1752-4-0x00000000724CD000-0x00000000724D8000-memory.dmp

    Filesize

    44KB