Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-02-2024 06:54

General

  • Target

    a8832bcf05291992cb718e275893c2c3.xlsm

  • Size

    6KB

  • MD5

    a8832bcf05291992cb718e275893c2c3

  • SHA1

    437aba5e83d512abe90b42fc6c5939e5f03e826d

  • SHA256

    8a4ec0aa92490c329f8f1fb29afbcffed684348329cdf704af21311c2a020499

  • SHA512

    b5a4991c400aeda5c3d2b6cd5132dc450502e22ea2d1cc6ad4d4098366688a77bee79adc8427d18c3941e97d5999d160ccda10d78e397ded7c3628af6791be10

  • SSDEEP

    192:NDSxuSd1aEOmmfRy8UhHFBFYucb98yBUfU:NKu4w01FYlb98yBAU

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://46.17.98.187

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 6 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\a8832bcf05291992cb718e275893c2c3.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4408
    • C:\Windows\SYSTEM32\msiexec.exe
      msiexec.exe
      2⤵
      • Process spawned unexpected child process
      PID:4940
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4084
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3208
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4084
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        PID:4784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3208-30-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-45-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-46-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-44-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/3208-43-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/3208-42-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/3208-41-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/3208-33-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-32-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-8-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-23-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-11-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-13-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-14-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-12-0x00007FFB8A170000-0x00007FFB8A180000-memory.dmp

    Filesize

    64KB

  • memory/4408-15-0x00007FFB8A170000-0x00007FFB8A180000-memory.dmp

    Filesize

    64KB

  • memory/4408-16-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-18-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-19-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-20-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-21-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-22-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-10-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-17-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-9-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-0-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-7-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-38-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-6-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-5-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-4-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-2-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-3-0x00007FFBCC450000-0x00007FFBCC645000-memory.dmp

    Filesize

    2.0MB

  • memory/4408-1-0x00007FFB8C4D0000-0x00007FFB8C4E0000-memory.dmp

    Filesize

    64KB