Analysis

  • max time kernel
    105s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 19:22

General

  • Target

    0a4dc6cba72c076b488292563dd03c79da543f8ee513addc28c20ef2b5126db2.xls

  • Size

    36KB

  • MD5

    4ae80c556b4f62281fb3f0ff310e448b

  • SHA1

    6f5d94a330a0557beda1f377a6e96441c8da7eb9

  • SHA256

    0a4dc6cba72c076b488292563dd03c79da543f8ee513addc28c20ef2b5126db2

  • SHA512

    6bd33fdc9c9f9c3b97c7940136d17d8a03985b2be7e75c7f6480fbccebdae5b88b15d87830b835d68c593a555894754781827d435c7d4176451d7a7b625b5527

  • SSDEEP

    768:FPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJD0cBvA0HCQlS3XB1l/hjuN6:tok3hbdlylKsgqopeJBWhZFGkE+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\0a4dc6cba72c076b488292563dd03c79da543f8ee513addc28c20ef2b5126db2.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:1972
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\XysWW1.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1056

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/1056-60-0x0000000000000000-mapping.dmp
  • memory/1972-54-0x000000002F461000-0x000000002F464000-memory.dmp
    Filesize

    12KB

  • memory/1972-55-0x0000000071531000-0x0000000071533000-memory.dmp
    Filesize

    8KB

  • memory/1972-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1972-57-0x000000007251D000-0x0000000072528000-memory.dmp
    Filesize

    44KB

  • memory/1972-58-0x0000000075D71000-0x0000000075D73000-memory.dmp
    Filesize

    8KB

  • memory/1972-59-0x000000007251D000-0x0000000072528000-memory.dmp
    Filesize

    44KB

  • memory/1972-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1972-63-0x000000007251D000-0x0000000072528000-memory.dmp
    Filesize

    44KB