Analysis

  • max time kernel
    146s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    30-03-2023 23:34

General

  • Target

    SecuriteInfo.com.XF.AShadow.1205.3053.20328.xls

  • Size

    35KB

  • MD5

    379146831e96c4374f3d05db46d978b2

  • SHA1

    9e7d1e8042810ee3b691ee307caed7dd5fd0577d

  • SHA256

    3a27df27123dfe41e25bfbbabd52dc78fd6a7dd9c569dd4464a60eca621623e1

  • SHA512

    618ea4e74f8385ddf402314bd1d6fa5ea134bd1dcccf168c39f4dd2b5a07f52f20cbcd8de70d486790c242974f579217f07f01c71c07ec178fcf358e27d4c466

  • SSDEEP

    768:TPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ9dfPj5jlinfeoqMi9gZ:Lok3hbdlylKsgqopeJBWhZFGkE+cL2NV

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\SecuriteInfo.com.XF.AShadow.1205.3053.20328.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:2044
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\kuCBmp.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:880

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2044-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/2044-55-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB