Analysis

  • max time kernel
    55s
  • max time network
    45s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/03/2025, 21:12

General

  • Target

    9fc9ab72085405111c0613da38febc307a5b6522bdc80148aa24b6cf6efb58a4.xls

  • Size

    231KB

  • MD5

    6fc2ce494c726d2c5f336ceaa03d2584

  • SHA1

    fddecbf75cf406c61285126cff6cd6ab290e09ea

  • SHA256

    9fc9ab72085405111c0613da38febc307a5b6522bdc80148aa24b6cf6efb58a4

  • SHA512

    5c73880d370360416cf5b60d11c6f82751a2d7cea041e8edc71823dc417f61b5d1393071639dc9fe099eba8c23941cf180cadba90bc003c47a97484f956bfa09

  • SSDEEP

    6144:4Kpb8rGYrMPe3q7Q0XV5xtuEsi8/dgJ2IS7FgiJsJ4BR5043yVuBCMmnqLsCv:OzGiK4504Sy/mnqoCv

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://188.127.235.244/45734.8835635417.dat

xlm40.dropper

http://193.38.54.244/45734.8835635417.dat

xlm40.dropper

http://185.82.217.213/45734.8835635417.dat

xlm40.dropper

http://45734.8835635417.dat

Signatures

  • Process spawned unexpected child process 3 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9fc9ab72085405111c0613da38febc307a5b6522bdc80148aa24b6cf6efb58a4.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:232
    • C:\Windows\SYSTEM32\Rundll32.exe
      Rundll32 ..\Kiod.hod,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:5856
    • C:\Windows\SYSTEM32\Rundll32.exe
      Rundll32 ..\Kiod.hod1,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1004
    • C:\Windows\SYSTEM32\Rundll32.exe
      Rundll32 ..\Kiod.hod2,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    1KB

    MD5

    83523e57af8b6bca69ab456f9fe55a8d

    SHA1

    74d23ef2df1dff747f3c9e6a0ea5e65128177ab9

    SHA256

    c00a5205d34594d0f7b8b48cfd5c6796640be1b58d0db8841be5b8ab253ac0a9

    SHA512

    e3509a49b3bd81b86acf5a556d8d672932aa681bb24b132ce094859e5e8aabb1598b5d62e558cdd7a27e3d1f15bb5d81587705ac2e435b9273c6dec056318d4f

  • memory/232-12-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-9-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-2-0x00007FFC64E90000-0x00007FFC64EA0000-memory.dmp

    Filesize

    64KB

  • memory/232-4-0x00007FFC64E90000-0x00007FFC64EA0000-memory.dmp

    Filesize

    64KB

  • memory/232-5-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-6-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-7-0x00007FFC64E90000-0x00007FFC64EA0000-memory.dmp

    Filesize

    64KB

  • memory/232-1-0x00007FFCA4EAD000-0x00007FFCA4EAE000-memory.dmp

    Filesize

    4KB

  • memory/232-3-0x00007FFC64E90000-0x00007FFC64EA0000-memory.dmp

    Filesize

    64KB

  • memory/232-11-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-10-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-13-0x00007FFC62C00000-0x00007FFC62C10000-memory.dmp

    Filesize

    64KB

  • memory/232-8-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-14-0x00007FFC62C00000-0x00007FFC62C10000-memory.dmp

    Filesize

    64KB

  • memory/232-21-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-22-0x00007FFCA4EAD000-0x00007FFCA4EAE000-memory.dmp

    Filesize

    4KB

  • memory/232-23-0x00007FFCA4E10000-0x00007FFCA5005000-memory.dmp

    Filesize

    2.0MB

  • memory/232-0-0x00007FFC64E90000-0x00007FFC64EA0000-memory.dmp

    Filesize

    64KB