Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2024 09:56

General

  • Target

    8edad5ba6901c7953229753e56f458fb.xls

  • Size

    36KB

  • MD5

    8edad5ba6901c7953229753e56f458fb

  • SHA1

    7c4675a6e8c8ebadbc33a0871d4e0454a90706b8

  • SHA256

    ea682315bd046be806b1cba6217c2423cf6cecf0f77572ecf9b1d25e7005941e

  • SHA512

    d5b401b40c12e2962882c65099b9c02b8c83f14013a0a4bf6937cfbab992e0675270d9ab3e69976806ab7273a72fbc8c3a756de9381c394e12938ea0638c73e1

  • SSDEEP

    768:lPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJvtXKrblkdjZ3Z9:Nok3hbdlylKsgqopeJBWhZFGkE+cL2NQ

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
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\8edad5ba6901c7953229753e56f458fb.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:1896
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\yFAc0oby.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1896-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1896-1-0x000000007283D000-0x0000000072848000-memory.dmp

    Filesize

    44KB

  • memory/1896-2-0x000000007283D000-0x0000000072848000-memory.dmp

    Filesize

    44KB

  • memory/1896-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1896-4-0x000000007283D000-0x0000000072848000-memory.dmp

    Filesize

    44KB