Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2024, 12:34

General

  • Target
    SCMx86/SCMx86Setup.msi
  • Size 3.9MB
  • Sample240122-prrm8afdfl
  • SHA256 4a846fe82a937531ad8d929c3eed01f1f7d5bc5b45225e5fa75d01a6f345c1da
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SCMx86\SCMx86Setup.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1668
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B1BA3CC0B27424C10E2E6EE9DB475FAD C
      2⤵
      • Loads dropped DLL
      PID:2580

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Cab626D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab626D.tmp
        • Size 65KB
        • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
        • MD5 SHA1 SHA512 SSDEEP

        MSI651F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI651F.tmp
        • Size 231KB
        • SHA256 82bba027d920fac29385c1a6752f2337a3ae4b1944a29a72d2864017abeaa8d9
        • MD5 SHA1 SHA512 SSDEEP

        Tar634A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar634A.tmp
        • Size 171KB
        • SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
        • MD5 SHA1 SHA512 SSDEEP