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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28/12/2023, 06:16

General

  • Target

    caef107cfedd9ee277c0d9091c8cc3d9.xls

  • Size

    36KB

  • MD5

    caef107cfedd9ee277c0d9091c8cc3d9

  • SHA1

    b59c754f5b4cc12ea81e7786a528b640cc273528

  • SHA256

    a2057ca36d8ba7ee7863ebdc53a99d09a3903f4f92f0a524b0943d8b75cbef5a

  • SHA512

    ce9fb85d135dd268edd97f72455b8cc3e4cebbe8fd552e06777018264079ff149347177359edfdef9f728e79d7afcf8b2c75b82f8c182cb084ad03d7668ee43e

  • SSDEEP

    768:RPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ1QTk8Pv89uhTeox:Zok3hbdlylKsgqopeJBWhZFGkE+cL2NX

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://syracuse.best/wp-data.php

xlm40.dropper

https://skill.fashion/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\caef107cfedd9ee277c0d9091c8cc3d9.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:2284
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\zJ3.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2284-1-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB

  • memory/2284-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2284-2-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB

  • memory/2284-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2284-4-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB