Analysis

  • max time kernel
    140s
  • max time network
    88s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 19:22

General

  • Target

    08917d2db7ea168cde0eb7b902e8252ee9dbc35407ab32e969082642c0b1111a.xls

  • Size

    36KB

  • MD5

    5c323bb8590c4256bd431c29556243a3

  • SHA1

    af281144eb521637a068c03e4ae13e490554c866

  • SHA256

    08917d2db7ea168cde0eb7b902e8252ee9dbc35407ab32e969082642c0b1111a

  • SHA512

    7bbe158654573104bc2e284dfdc72c2980d30cdaae80298574b50196315ae99b7af14a73293a991de3eaf5db70b097e6c9a2ed1c8b1c1a62e421e81229a518c5

  • SSDEEP

    768:xPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ0vjA5GK0Zh+kZQh:5ok3hbdlylKsgqopeJBWhZFGkE+cL2NO

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
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\08917d2db7ea168cde0eb7b902e8252ee9dbc35407ab32e969082642c0b1111a.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:1372
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\pz2w.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:964

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/964-60-0x0000000000000000-mapping.dmp
  • memory/1372-54-0x000000002FF11000-0x000000002FF14000-memory.dmp
    Filesize

    12KB

  • memory/1372-55-0x0000000071491000-0x0000000071493000-memory.dmp
    Filesize

    8KB

  • memory/1372-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1372-57-0x000000007247D000-0x0000000072488000-memory.dmp
    Filesize

    44KB

  • memory/1372-58-0x0000000076381000-0x0000000076383000-memory.dmp
    Filesize

    8KB

  • memory/1372-59-0x000000007247D000-0x0000000072488000-memory.dmp
    Filesize

    44KB

  • memory/1372-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1372-63-0x000000007247D000-0x0000000072488000-memory.dmp
    Filesize

    44KB