Analysis

  • max time kernel
    133s
  • max time network
    136s
  • 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 22:09

General

  • Target

    595ed23465651a271ccc807e5526a4f43f09defb6c85f1c930ae4061c0498903.xls

  • Size

    51KB

  • MD5

    d1bf28ef721b854cf58ed7378092bbd2

  • SHA1

    28df89fe14a0a7bd02b46cc220bc4b14e4d08541

  • SHA256

    595ed23465651a271ccc807e5526a4f43f09defb6c85f1c930ae4061c0498903

  • SHA512

    de7ade732083f5ecb695e8958d7f23ecd079c0a6627668cb2c791d4dd6663fc580c94a6e6c0b860335c01455af745a7842ad1b40465f0dfc5c3c57dec3a85277

  • SSDEEP

    1536:ORKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+/43SaT3h86rdKRFvE:UKpb8rGYrMPe3q7Q0XV5xtezE8vG8UMt

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://bsprabodhini.org/content/BwV8Kq1EUUT5mlon5MD/

xlm40.dropper

https://bb2play.com/wzzx/VcaXG4LsR7mOWebAI/

xlm40.dropper

http://futaba.youchien.net/wp-content/AJ0vdv/

xlm40.dropper

http://www.crazy97.com/wp-includes/VRppRwDg2dBW2NcQASF/

xlm40.dropper

http://46.4.78.202/wp-content/xOvCgoYFAIVjwy6I/

xlm40.dropper

http://britainsolicitors.com/wp-admin/2ysGFKDbYP5sJB0Xg/

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\595ed23465651a271ccc807e5526a4f43f09defb6c85f1c930ae4061c0498903.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:1956
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\xewn.dll
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:3944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\xewn.dll

    Filesize

    114B

    MD5

    e89f75f918dbdcee28604d4e09dd71d7

    SHA1

    f9d9055e9878723a12063b47d4a1a5f58c3eb1e9

    SHA256

    6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023

    SHA512

    8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

  • memory/1956-10-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-5-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-9-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-4-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

    Filesize

    64KB

  • memory/1956-14-0x00007FFA8BC50000-0x00007FFA8BC60000-memory.dmp

    Filesize

    64KB

  • memory/1956-6-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-7-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-17-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-11-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-13-0x00007FFA8BC50000-0x00007FFA8BC60000-memory.dmp

    Filesize

    64KB

  • memory/1956-12-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-3-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

    Filesize

    64KB

  • memory/1956-0-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

    Filesize

    64KB

  • memory/1956-1-0x00007FFACE56D000-0x00007FFACE56E000-memory.dmp

    Filesize

    4KB

  • memory/1956-8-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

    Filesize

    64KB

  • memory/1956-18-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-20-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-21-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-19-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-16-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-15-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-37-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-38-0x00007FFACE56D000-0x00007FFACE56E000-memory.dmp

    Filesize

    4KB

  • memory/1956-39-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-2-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

    Filesize

    64KB