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Analysis

  • max time kernel
    101s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/02/2024, 04:18

General

  • Target

    963a97b6efe44b61e3241b3747028987.xlsm

  • Size

    238KB

  • MD5

    963a97b6efe44b61e3241b3747028987

  • SHA1

    65cc1ec0d4434bbe52d2c8e73943c3f845504f12

  • SHA256

    3e5c3ca2dba4a97b5ce64954a2b4a01b29a140dacfc0401dcc75471545c1f49a

  • SHA512

    649b9ec6872bfab560e1428a97bacd818d9bcc5577d5f73e80dcf83a8145abd8eb11bfcc3d186cc43da4d63df9fdd5ff528d5b33b9287a71b6d1976fff945a3f

  • SSDEEP

    6144:StNSLcq+YXEstmCKKIfVeSrPwqWaswkoWMM:CPYXEszKTwaEoWMM

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 5 IoCs
  • 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 2 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\963a97b6efe44b61e3241b3747028987.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Windows\SYSTEM32\MSHTA.exe
      MSHTA C:\ProgramData\kzbUSLmXY.sct
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      PID:1084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\kzbUSLmXY.sct

    Filesize

    26KB

    MD5

    3cfaacfbd117f564097a6a915b452bff

    SHA1

    9800ad914f3f1b728d171e7e8c1a4966377e20f4

    SHA256

    94d939eaa531caa4c4748573eb52c7f6fb752c918b4f885ef14bc4a23ecd87ec

    SHA512

    9fde4357f647c59a42e3383c8aabb56eb0feb3b7a6b8bf2d3c8d3bd60d8d675b4d20306ad9f23802a032be5decd9c5166894946ba7a2045769c484df3696dfd6

  • memory/4556-9-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-16-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-2-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-4-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-5-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-7-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-6-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-0-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-10-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-8-0x00007FFC8B8B0000-0x00007FFC8B8C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-11-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-12-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-13-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-14-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-3-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-15-0x00007FFC8B8B0000-0x00007FFC8B8C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-19-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-18-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-17-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-20-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-21-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-22-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-23-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-1-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-48-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-69-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-68-0x00007FFCCE130000-0x00007FFCCE325000-memory.dmp

    Filesize

    2.0MB

  • memory/4556-67-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-66-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-65-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB

  • memory/4556-64-0x00007FFC8E1B0000-0x00007FFC8E1C0000-memory.dmp

    Filesize

    64KB