Analysis

  • max time kernel
    45s
  • max time network
    40s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/03/2025, 21:36

General

  • Target

    24ec37e213c6fb8ce9c6094c124754b178ea285c3fad7b5bd57ace6d4bed6618.xls

  • Size

    56KB

  • MD5

    08d32837ce6208c8327e6ff96ebb004b

  • SHA1

    113fca0e71a139a0569f52c595e15ace252cfb97

  • SHA256

    24ec37e213c6fb8ce9c6094c124754b178ea285c3fad7b5bd57ace6d4bed6618

  • SHA512

    3609c93c2e849632871cf69f8b3a2c1c71fa4d45dcfdaa7ba2091421c8af503ac8224ac4f806aecae70f63ee93b167a821f6c9a69df000e80e2305d518ff9182

  • SSDEEP

    1536:bsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg/5G9XSZ4umv+:YKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgJ

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://church.ktc-center.net/PbSkdCOW/

xlm40.dropper

https://chobemaster.com/components/gus/

xlm40.dropper

https://christianchapman.com/cgi-bin/gADHL9UXSFUTN/

xlm40.dropper

http://chmiola.net/audio/6OuzyjPS/

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 3 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\24ec37e213c6fb8ce9c6094c124754b178ea285c3fad7b5bd57ace6d4bed6618.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\adw.dll
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:4792

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

    671B

    MD5

    5a73e77316f31c81cff45233a8f21d5e

    SHA1

    6a4f33a72c9720844df7fa1946db759dc236f0ae

    SHA256

    7666b4d0a9fab93092f224462f9f79e90508299393fc0f4b2130f9ab4a095199

    SHA512

    3aab8c53f070c7a17c6b737981a15846a8dc27b009dcdf63db9e2421b38707c57ed47b1e10cabccaaef38763d9f54ccdfc210e17cfdeefc4074d71a8720d282d

  • C:\Users\Admin\adw.dll

    Filesize

    40KB

    MD5

    45a9c27ee5fd8f1dc7fc30f5d1fd4bc3

    SHA1

    66da98676b92f5b70eb7570ade0964653061ad38

    SHA256

    7b2d278f9ef44faba163656df444bc7acb80d25e9dc708dffd3ce75b77732120

    SHA512

    8706b6b76c826b0bae155d921a17c5adcd21974594d345070833cb2933e7f81c87c143e450b08c1d7a3fe3d33c071b5eba6cfd53e48686864c55d5729bfe7f9f

  • memory/2744-12-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-45-0x00007FFE2664D000-0x00007FFE2664E000-memory.dmp

    Filesize

    4KB

  • memory/2744-20-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-22-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-23-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-21-0x00007FFDE3F40000-0x00007FFDE3F50000-memory.dmp

    Filesize

    64KB

  • memory/2744-19-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-18-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-16-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-15-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-14-0x00007FFDE3F40000-0x00007FFDE3F50000-memory.dmp

    Filesize

    64KB

  • memory/2744-10-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-17-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-4-0x00007FFDE6630000-0x00007FFDE6640000-memory.dmp

    Filesize

    64KB

  • memory/2744-13-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-9-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-8-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-6-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-5-0x00007FFDE6630000-0x00007FFDE6640000-memory.dmp

    Filesize

    64KB

  • memory/2744-2-0x00007FFDE6630000-0x00007FFDE6640000-memory.dmp

    Filesize

    64KB

  • memory/2744-1-0x00007FFE2664D000-0x00007FFE2664E000-memory.dmp

    Filesize

    4KB

  • memory/2744-0-0x00007FFDE6630000-0x00007FFDE6640000-memory.dmp

    Filesize

    64KB

  • memory/2744-7-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-44-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-11-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-46-0x00007FFE265B0000-0x00007FFE267A5000-memory.dmp

    Filesize

    2.0MB

  • memory/2744-3-0x00007FFDE6630000-0x00007FFDE6640000-memory.dmp

    Filesize

    64KB