Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 22:56

General

  • Target

    0b070bad0bd2b0f4d7846c6cda84171d341f586a12edd8f58eed6a55d5e4dc06.xls

  • Size

    56KB

  • MD5

    8c34ead262ea23890ca5f6f7f9840242

  • SHA1

    d3b89255707f80d790773a0e548091df7baa338d

  • SHA256

    0b070bad0bd2b0f4d7846c6cda84171d341f586a12edd8f58eed6a55d5e4dc06

  • SHA512

    f6bb34dabcc1dfab1578281f6005d9c1374c423d9ba3c434225eb74e6a3c059ab0b4a482a24fa0b35caf61873e81efe8b1345afc7943c45321e9ced12990d7b6

  • SSDEEP

    1536:VsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg/5G9XSZ4umvj:aKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgo

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/

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\0b070bad0bd2b0f4d7846c6cda84171d341f586a12edd8f58eed6a55d5e4dc06.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:4440
    • 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:2556

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

    545a0c6753abfae9c886674557d60d87

    SHA1

    0a5ff8f8ef34b518b7f4525d2641ce7c94efdc27

    SHA256

    f1f9f73648dea13003477edfe3535de3e9e38f19f330c8ec3c3785e15674061f

    SHA512

    52eb2cdb689fbcc343cfb6d109ea2d68c96a8f6a0e0f4000438abdebf2c89512d9e746ad5bfcda24742c0ad83ba587702fea364bf4c2be6184df358acf2735c8

  • C:\Users\Admin\adw.dll

    Filesize

    82B

    MD5

    98f4a2fc2ed62a2d58dfd8665525bdf6

    SHA1

    6263986a53868c51cea22db308470af551bb2075

    SHA256

    3c1a63b59c237d3bb143e42eb9d309be15312ff604c51bc8ab1fdd1c4b3e08fe

    SHA512

    1ac507d20459ea5a4fb58c6be36fcc0dfc7c1e117a99bae97c52b5498dfbc7bfdb8cf20840fd202db59dbb711e815c3f3f90efb43fec296f0260ee89bce35455

  • memory/4440-9-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-14-0x00007FF8BFE00000-0x00007FF8BFE10000-memory.dmp

    Filesize

    64KB

  • memory/4440-6-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-4-0x00007FF8C2310000-0x00007FF8C2320000-memory.dmp

    Filesize

    64KB

  • memory/4440-7-0x00007FF8C2310000-0x00007FF8C2320000-memory.dmp

    Filesize

    64KB

  • memory/4440-3-0x00007FF8C2310000-0x00007FF8C2320000-memory.dmp

    Filesize

    64KB

  • memory/4440-10-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-12-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-1-0x00007FF90232D000-0x00007FF90232E000-memory.dmp

    Filesize

    4KB

  • memory/4440-5-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-13-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-8-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-11-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-15-0x00007FF8BFE00000-0x00007FF8BFE10000-memory.dmp

    Filesize

    64KB

  • memory/4440-27-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-28-0x00007FF90232D000-0x00007FF90232E000-memory.dmp

    Filesize

    4KB

  • memory/4440-29-0x00007FF902290000-0x00007FF902485000-memory.dmp

    Filesize

    2.0MB

  • memory/4440-2-0x00007FF8C2310000-0x00007FF8C2320000-memory.dmp

    Filesize

    64KB

  • memory/4440-0-0x00007FF8C2310000-0x00007FF8C2320000-memory.dmp

    Filesize

    64KB