Resubmissions

02/03/2024, 22:38

240302-2kwptaae3710

02/03/2024, 22:34

240302-2g86qsad9610

Analysis

  • max time kernel
    145s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/03/2024, 22:34

General

  • Target
    Fake AV/AnViPC2009.exe
  • Size 1.2MB
  • Sample240302-2g86qsad96
  • SHA256 06effc4c15d371b5c40a84995a7bae75324b690af9fbe2e8980f8c0e0901bf45
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in Program Files directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 3 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fake AV\AnViPC2009.exe
    "C:\Users\Admin\AppData\Local\Temp\Fake AV\AnViPC2009.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Program Files (x86)\antiviruspc2009\avpc2009.exe
      "C:\Program Files (x86)\antiviruspc2009\avpc2009.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2556

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        avpc2009.exe

        • Path C:\Program Files (x86)\antiviruspc2009\avpc2009.exe
        • Size 8.6MB
        • SHA256 98d6b205baa9c6167d2c7a7a4b4804f74a7795724dd894c2de0b6823b83e6f2a
        • MD5 SHA1 SHA512 SSDEEP

        avpc2009.exe

        • Path C:\Program Files (x86)\antiviruspc2009\avpc2009.exe
        • Size 4.9MB
        • SHA256 bef3c4dda6aafab6d7cc57eb921c51ca4bdba2365405810a551d652773a6d420
        • MD5 SHA1 SHA512 SSDEEP

        avpc2009.exe

        • Path C:\Program Files (x86)\antiviruspc2009\avpc2009.exe
        • Size 2.6MB
        • SHA256 a6570473a07f88638779ae2c84598c5536e864e0038fdfb76fa8b0acafae6560
        • MD5 SHA1 SHA512 SSDEEP

        libltdl3.dll

        • Path C:\Program Files (x86)\antiviruspc2009\libltdl3.dll
        • Size 34KB
        • SHA256 f9c9d2b92efb80f6d11df52735b8bddd099847cc79ba56650793b21a0923b1cd
        • MD5 SHA1 SHA512 SSDEEP

        pthreadVC2.dll

        • Path C:\Program Files (x86)\antiviruspc2009\pthreadVC2.dll
        • Size 84KB
        • SHA256 8aecab563b3c629e8f9dcd525dc2d6b1903f6c600637e63b1efe05e3c64d757b
        • MD5 SHA1 SHA512 SSDEEP

        avpc2009.exe

        • Path \Program Files (x86)\antiviruspc2009\avpc2009.exe
        • Size 7.2MB
        • SHA256 78b77d996c5c0f95ad044f219e5899858c2eda73b0c094e9b9228828f22fd501
        • MD5 SHA1 SHA512 SSDEEP

        avpc2009.exe

        • Path \Program Files (x86)\antiviruspc2009\avpc2009.exe
        • Size 9.0MB
        • SHA256 9c42eca99e96a7402716fd865b57ea601fb9a18477fe2ab890bdbcd3052f68f8
        • MD5 SHA1 SHA512 SSDEEP

        bzip2.dll

        • Path \Program Files (x86)\antiviruspc2009\bzip2.dll
        • Size 67KB
        • SHA256 da25db24809479051d980be5e186926dd53233a76dfe357a455387646befca76
        • MD5 SHA1 SHA512 SSDEEP

        memory/2556-25-0x0000000068440000-0x0000000068457000-memory.dmp

        memory/2556-24-0x000000006FDC0000-0x000000006FDCE000-memory.dmp

        memory/2556-32-0x000000006FDC0000-0x000000006FDCE000-memory.dmp