Analysis

  • max time kernel
    118s
  • max time network
    120s
  • 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
    SecuriteInfo.com.Program.Unwanted.4468.24384.5290.exe
  • Size 3.7MB
  • Sample240122-prrm8afdfl
  • SHA256 83d48ca1aa2299d974223ddbb4ea182e7064e57d6dd5ead72d0088d71e444ae0
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 21 IoCs
  • Drops file in Windows directory 15 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Program.Unwanted.4468.24384.5290.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Program.Unwanted.4468.24384.5290.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1852
    • C:\Windows\TEMP\DRPTools\SCMx86\setup.exe
      C:\Windows\TEMP\DRPTools\SCMx86\setup.exe /quiet /norestart
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2904
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe" -I "C:\Windows\TEMP\DRPTools\SCMx86\SCMx86Setup.msi" /quiet /norestart
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2680
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding E99F15542EDE126359A100B12220A818
      2⤵
      • Loads dropped DLL
      PID:1704
    • C:\Program Files (x86)\SCM\MSIService.exe
      "C:\Program Files (x86)\SCM\MSIService.exe" -install
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1616
    • C:\Program Files (x86)\SCM\CloseSCM.exe
      "C:\Program Files (x86)\SCM\CloseSCM.exe" install
      2⤵
      • Adds Run key to start application
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:268
  • C:\Program Files (x86)\SCM\MSIService.exe
    "C:\Program Files (x86)\SCM\MSIService.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:2180

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        f7646c4.rbs

        • Path C:\Config.Msi\f7646c4.rbs
        • Size 17KB
        • SHA256 92e8b159868b92c501dc2348d03e8dfeb352d8df91d47352f35f064547bbff49
        • MD5 SHA1 SHA512 SSDEEP

        CloseSCM.exe

        • Path C:\Program Files (x86)\SCM\CloseSCM.exe
        • Size 8KB
        • SHA256 fb1f08fb9992ecbb977c21ba40a7a2dc16a098fcc8d78d19327e48b88386ff7e
        • MD5 SHA1 SHA512 SSDEEP

        MSIService.exe

        • Path C:\Program Files (x86)\SCM\MSIService.exe
        • Size 157KB
        • SHA256 455175332156939b3cda4511a2a6c213abbfdb85eeeca98b6ab014c994f532c4
        • MD5 SHA1 SHA512 SSDEEP

        MSIWmiAcpi.dll

        • Path C:\Program Files (x86)\SCM\MSIWmiAcpi.dll
        • Size 1.5MB
        • SHA256 feb03b0e9402c7fb2cf42932e45c6e981a508fd907c2790df592d9af2c799364
        • MD5 SHA1 SHA512 SSDEEP

        SCM.exe

        • Path C:\Program Files (x86)\SCM\SCM.exe
        • Size 291KB
        • SHA256 9d88d81ba91b75cfdfc75f7529fbaeaea40cb962a25e1d1986d5906cc745a140
        • MD5 SHA1 SHA512 SSDEEP

        Cab4980.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab4980.tmp
        • Size 65KB
        • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
        • MD5 SHA1 SHA512 SSDEEP

        Tar4ACB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar4ACB.tmp
        • Size 171KB
        • SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
        • MD5 SHA1 SHA512 SSDEEP

        MSI4CA0.tmp

        • Path C:\Windows\Installer\MSI4CA0.tmp
        • Size 231KB
        • SHA256 82bba027d920fac29385c1a6752f2337a3ae4b1944a29a72d2864017abeaa8d9
        • MD5 SHA1 SHA512 SSDEEP

        _7AFBD22CCAE1AC02EC4E31.exe

        • Path C:\Windows\Installer\{0975A490-B40D-453C-9725-8ADC88A798AB}\_7AFBD22CCAE1AC02EC4E31.exe
        • Size 124KB
        • SHA256 f072de7b5918e6c828a8713df4e53c8c0003fcdee6be4404a0f758b38369539c
        • MD5 SHA1 SHA512 SSDEEP

        SCMx86Setup.msi

        • Path C:\Windows\Temp\DRPTools\SCMx86\SCMx86Setup.msi
        • Size 3.9MB
        • SHA256 4a846fe82a937531ad8d929c3eed01f1f7d5bc5b45225e5fa75d01a6f345c1da
        • MD5 SHA1 SHA512 SSDEEP

        setup.exe

        • Path \Windows\Temp\DRPTools\SCMx86\setup.exe
        • Size 420KB
        • SHA256 f0fbc759f323f60f4253516b95c31a3f9062f68c26551fdb5ba842483d2fadb6
        • MD5 SHA1 SHA512 SSDEEP

        memory/268-111-0x0000000000A90000-0x0000000000A98000-memory.dmp

        memory/268-112-0x00000000737A0000-0x0000000073E8E000-memory.dmp

        memory/268-113-0x00000000737A0000-0x0000000073E8E000-memory.dmp