Analysis

  • max time kernel
    118s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/01/2024, 18:24

General

  • Target

    780f9b7ecc86bfc876c3a07b65bde39e.xls

  • Size

    36KB

  • MD5

    780f9b7ecc86bfc876c3a07b65bde39e

  • SHA1

    7b0ddf2ba49df2c9599d23468639fe53259de694

  • SHA256

    40fc359d9e81dd32583766a1d1f66284d822ebc75a11b31c66b8da9271227d34

  • SHA512

    bf26f5d1a8ad94a804b0588f8744c0ff08505a1dd803492499b3223c72e9edfa8cedbd10c0d653bd691d6e7105a1d37fc3a1d206650dd4290785ff4c7ddcb9fe

  • SSDEEP

    768:JPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJzjskzjCICF:Bok3hbdlylKsgqopeJBWhZFGkE+cL2Nd

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\780f9b7ecc86bfc876c3a07b65bde39e.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:2176
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\CBvS5hg.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2176-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2176-1-0x00000000723ED000-0x00000000723F8000-memory.dmp

    Filesize

    44KB

  • memory/2176-2-0x00000000723ED000-0x00000000723F8000-memory.dmp

    Filesize

    44KB

  • memory/2176-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2176-4-0x00000000723ED000-0x00000000723F8000-memory.dmp

    Filesize

    44KB