Analysis

  • max time kernel
    101s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 13:57

General

  • Target

    7a5007785ba11a0fd7bf907798601308ba34f451e5b3580780090ac4b75925f1.xls

  • Size

    36KB

  • MD5

    645e818659757ba49a67bcb5f4d441a9

  • SHA1

    08eb6b50926bd827b6b11bace5cb29c47fd4f5be

  • SHA256

    7a5007785ba11a0fd7bf907798601308ba34f451e5b3580780090ac4b75925f1

  • SHA512

    0edc583274b45e4fa66964cf33917e79158314b8ffd537127d87e64290b67b81a3a10e00bc0c389c70234d25eef255911010bda99bd0fc656ecf86362dd63176

  • SSDEEP

    768:JPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJapYsnMhiQcka7:Bok3hbdlylKsgqopeJBWhZFGkE+cL2ND

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\7a5007785ba11a0fd7bf907798601308ba34f451e5b3580780090ac4b75925f1.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:1652
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\gt7U.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1472

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/1472-60-0x0000000000000000-mapping.dmp
  • memory/1652-54-0x000000002F191000-0x000000002F194000-memory.dmp
    Filesize

    12KB

  • memory/1652-55-0x0000000071951000-0x0000000071953000-memory.dmp
    Filesize

    8KB

  • memory/1652-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1652-57-0x000000007293D000-0x0000000072948000-memory.dmp
    Filesize

    44KB

  • memory/1652-58-0x0000000075D01000-0x0000000075D03000-memory.dmp
    Filesize

    8KB

  • memory/1652-59-0x000000007293D000-0x0000000072948000-memory.dmp
    Filesize

    44KB

  • memory/1652-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1652-63-0x000000007293D000-0x0000000072948000-memory.dmp
    Filesize

    44KB