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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    05/01/2024, 01:42

General

  • Target

    4272282d0702831a9b5ddd53dd11a9b5.xls

  • Size

    36KB

  • MD5

    4272282d0702831a9b5ddd53dd11a9b5

  • SHA1

    9ddf5bf98a9ccdc41d9f1db284c50c75e3ecab72

  • SHA256

    3dcf79de4779775ffbe8f1e70de7c5c6c309660440318584686d3657bf6f3638

  • SHA512

    b0b4d028f4e561d1940adb36beed50fcdc8883aded3f1ad2057ad53bd1e6f3b52e2a498775f980ac582a528eb4739d41dab201bd2fdc6dc3543dc6aa678611a5

  • SSDEEP

    768:YPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJytZahqJfWmlW:Uok3hbdlylKsgqopeJBWhZFGkE+cL2Ns

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://statedauto.com/wp-data.php

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\4272282d0702831a9b5ddd53dd11a9b5.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:2440
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\yhCRwq.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2440-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2440-1-0x00000000727AD000-0x00000000727B8000-memory.dmp

    Filesize

    44KB

  • memory/2440-2-0x00000000727AD000-0x00000000727B8000-memory.dmp

    Filesize

    44KB

  • memory/2440-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2440-4-0x00000000727AD000-0x00000000727B8000-memory.dmp

    Filesize

    44KB