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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 05:20

General

  • Target

    29c892884d2978cad52c167c6b615f3f.xls

  • Size

    36KB

  • MD5

    29c892884d2978cad52c167c6b615f3f

  • SHA1

    e5a202a04cda6354c92dc278c5dd4ae391569603

  • SHA256

    a20b44d3b4ffb900381b464f0aeca3a7f166eee55f18eb4d00f90c3c87349845

  • SHA512

    d6a0869737e5d35bac57ccf1a02e2542a491b052a187700731306e6c0f38e440ae82b6fc80ab4eff1767556837a383a1deb8f1d2495868c96387838efca49628

  • SSDEEP

    768:9PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ1CNyB5I4k2mmt:1ok3hbdlylKsgqopeJBWhZFGkE+cL2Nk

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://skill.fashion/wp-data.php

xlm40.dropper

https://syracuse.best/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\29c892884d2978cad52c167c6b615f3f.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:2976
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\TJZlM.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2976-1-0x000000007240D000-0x0000000072418000-memory.dmp

    Filesize

    44KB

  • memory/2976-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2976-2-0x000000007240D000-0x0000000072418000-memory.dmp

    Filesize

    44KB

  • memory/2976-4-0x000000007240D000-0x0000000072418000-memory.dmp

    Filesize

    44KB

  • memory/2976-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB