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Analysis

  • max time kernel
    0s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/12/2023, 11:23

General

  • Target

    db94c81ce747e08363197908f003d14e.xls

  • Size

    36KB

  • MD5

    db94c81ce747e08363197908f003d14e

  • SHA1

    864314c47e0463a732e57ce48b45db55649b4157

  • SHA256

    6ad9fb724c2f46ef5c9399fd2472417e966430c9a654af0fb7441cfdc9ecd118

  • SHA512

    3939a2c49de7f6cff8e2a0f213f690241d1ee1707b061337944d709ff148948109daaf30b7d943e2c285842206228b76cf58b846be09627b1371515fb3f82607

  • SSDEEP

    768:RPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJGJoXZTrglU8o21b:Zok3hbdlylKsgqopeJBWhZFGkE+cL2N7

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.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 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\db94c81ce747e08363197908f003d14e.xls"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4448
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\REOz.vbs
      2⤵
      • Process spawned unexpected child process
      PID:2996
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
      PID:916
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\REOz.vbs"
        2⤵
          PID:5052

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4448-0-0x00007FFD5FA10000-0x00007FFD5FA20000-memory.dmp

        Filesize

        64KB

      • memory/4448-5-0x00007FFD5FA10000-0x00007FFD5FA20000-memory.dmp

        Filesize

        64KB

      • memory/4448-8-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-10-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-13-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-17-0x00007FFD5D9B0000-0x00007FFD5D9C0000-memory.dmp

        Filesize

        64KB

      • memory/4448-16-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-15-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-19-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-21-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-23-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-22-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-20-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-18-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-14-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-11-0x00007FFD5D9B0000-0x00007FFD5D9C0000-memory.dmp

        Filesize

        64KB

      • memory/4448-12-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-9-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-7-0x00007FFD5FA10000-0x00007FFD5FA20000-memory.dmp

        Filesize

        64KB

      • memory/4448-6-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-4-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-2-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-3-0x00007FFD5FA10000-0x00007FFD5FA20000-memory.dmp

        Filesize

        64KB

      • memory/4448-1-0x00007FFD5FA10000-0x00007FFD5FA20000-memory.dmp

        Filesize

        64KB

      • memory/4448-35-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB

      • memory/4448-36-0x00007FFD9F990000-0x00007FFD9FB85000-memory.dmp

        Filesize

        2.0MB