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Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/11/2024, 21:36

General

  • Target

    b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.xlsm

  • Size

    48KB

  • MD5

    74e3985712381d3b72554d8f936e9311

  • SHA1

    464ecb116a726e607126e3112db6d4dc30e5fa55

  • SHA256

    b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3

  • SHA512

    d9aa193dd55ff8112d40c6d5718ffc207437224b4db51f25dbcdc678e4bf8d50784cbdf4942f52390e8960e404578d21083a41341ff1674e5e80a872e3efc200

  • SSDEEP

    768:k2uCkFF/vxRhR0KDNWBA7rTj+RYV8Q0RuVBR2jPrtysHRX0BAR5:LuTlbMKDNck01u/R2rZyjB+5

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://henrysfreshroast.com/OevI7Yy0i6YShxFl/

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 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.xlsm
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\si.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\si.ocx

    Filesize

    59KB

    MD5

    2fc1c11a3c2295b3194b1bf83b86982c

    SHA1

    8ae7381b0af50a07310f7ffbecfa780f7740305f

    SHA256

    4ac4fc0780ce238c703abf6b7193462805ecaed4e36cdc2b74a89af0e260cd6c

    SHA512

    58d05cc0e6f3e767156e50a4e082d86799463cf2f8f09df4d0c5e213ffed9db5e912d5f911d58454d2211a8c7c5d65216477f7bdcd9156e1f54f4f52919bb0b8

  • memory/1984-1-0x00000000729FD000-0x0000000072A08000-memory.dmp

    Filesize

    44KB

  • memory/1984-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1984-21-0x00000000729FD000-0x0000000072A08000-memory.dmp

    Filesize

    44KB