Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2024, 06:23

General

  • Target
    PSPMencoder.exe
  • Size 2.5MB
  • Sample240113-g5stfaebc6
  • SHA256 31405f0862472d9877ee66fc592c5d50e0ec5e44725831932593088202cca642
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 8 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 27 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PSPMencoder.exe
    "C:\Users\Admin\AppData\Local\Temp\PSPMencoder.exe"
    1⤵
    • Enumerates connected drives
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3412
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 "C:\Users\Admin\AppData\Local\Temp\QvodInsert.dll" /s
      2⤵
        PID:1060
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 "C:\Users\Admin\AppData\Local\Temp\VnetClinfo.ocx" /s
        2⤵
        • Modifies registry class
        PID:2296
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c regtvdllCCTVUpdateInstall.dll.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1388
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 "C:\Users\Admin\AppData\Local\Temp\mod\CCTVUpdateInstall.dll" /s
          3⤵
          • Registers COM server for autorun
          • Modifies registry class
          PID:4752
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c regtvdllCCTVPlayer.ocx.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1252
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 "C:\Users\Admin\AppData\Local\Temp\mod\CCTVPlayer.ocx" /s
          3⤵
          • Registers COM server for autorun
          • Modifies registry class
          PID:4540
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c regtvdllReli_CCTV.dll.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4736
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 "C:\Users\Admin\AppData\Local\Temp\mod\Reli_CCTV.dll" /s
          3⤵
          • Modifies registry class
          PID:4704

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          WMSDKNS.XML

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
          • Size 9KB
          • SHA256 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
          • MD5 SHA1 SHA512 SSDEEP

          QvodCfg.ini

          • Path C:\Users\Admin\AppData\Local\Temp\QvodCfg.ini
          • Size 292B
          • SHA256 b315b489492b336207dea7f9a956d1da68405ddac8f5e0b81b14d5dead1e1f29
          • MD5 SHA1 SHA512

          config.dll

          • Path C:\Users\Admin\AppData\Local\Temp\config.dll
          • Size 185B
          • SHA256 207ccf7b56f8a780d2cc2b744d32e52fdd4ce6074ca94ad4153160469f7e99ad
          • MD5 SHA1 SHA512

          regtvdllCCTVPlayer.ocx.bat

          • Path C:\Users\Admin\AppData\Local\Temp\regtvdllCCTVPlayer.ocx.bat
          • Size 122B
          • SHA256 cdc0acafbe9318790cc423af79b78dbe1312566177f7968f193f0538948ed31d
          • MD5 SHA1 SHA512

          regtvdllCCTVUpdateInstall.dll.bat

          • Path C:\Users\Admin\AppData\Local\Temp\regtvdllCCTVUpdateInstall.dll.bat
          • Size 136B
          • SHA256 f049fa2c8465660a3b10db1ecb6bc9e0d2aaa1e5176ee2b90e1ac6fc1a561a75
          • MD5 SHA1 SHA512

          regtvdllReli_CCTV.dll.bat

          • Path C:\Users\Admin\AppData\Local\Temp\regtvdllReli_CCTV.dll.bat
          • Size 120B
          • SHA256 414e23a013713aadcc561d23d04f62c95b8f74c47fef2cdd6e1c67baae4db06f
          • MD5 SHA1 SHA512

          memory/2296-2-0x0000000002320000-0x000000000232D000-memory.dmp

          memory/3412-85-0x00000000047E0000-0x0000000004C5C000-memory.dmp

          memory/3412-86-0x0000000004620000-0x0000000004710000-memory.dmp

          memory/3412-125-0x00000000047C0000-0x00000000047C1000-memory.dmp

          memory/3412-89-0x00000000047C0000-0x00000000047C1000-memory.dmp

          memory/3412-124-0x0000000004620000-0x0000000004710000-memory.dmp

          memory/3412-112-0x0000000004620000-0x0000000004710000-memory.dmp

          memory/4540-84-0x0000000010000000-0x00000000100F0000-memory.dmp

          memory/4752-88-0x0000000010000000-0x000000001001E000-memory.dmp