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Analysis

  • max time kernel
    213s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 04:32

General

  • Target

    284584d2bcfd8c76ca3de4b6a4c13dcb.xls

  • Size

    36KB

  • MD5

    284584d2bcfd8c76ca3de4b6a4c13dcb

  • SHA1

    a46bb2c823f04407cdfe9839908be137b3f78cf6

  • SHA256

    0f52125efa594e600b5fc76e5ad9f2c07432f9c8d84be8859fe52e4f12caab14

  • SHA512

    32010361728b17a255868cfc11e0273046360e9889b7d525b20a8a80b108e5ea107161feb10685f660924a99042d303427e86deaa6d349e91fa42748a55a17fc

  • SSDEEP

    768:GPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ3RuySeHZCgvtcp:6ok3hbdlylKsgqopeJBWhZFGkE+cL2N1

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\284584d2bcfd8c76ca3de4b6a4c13dcb.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:2820
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\SrGFV77D.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2820-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2820-1-0x000000007200D000-0x0000000072018000-memory.dmp

    Filesize

    44KB

  • memory/2820-2-0x000000007200D000-0x0000000072018000-memory.dmp

    Filesize

    44KB

  • memory/2820-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2820-4-0x000000007200D000-0x0000000072018000-memory.dmp

    Filesize

    44KB