Analysis

  • max time kernel
    144s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-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 4 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 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 27 IoCs
  • Suspicious use of WriteProcessMemory 50 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 FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2568
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 "C:\Users\Admin\AppData\Local\Temp\QvodInsert.dll" /s
      2⤵
        PID:2268
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 "C:\Users\Admin\AppData\Local\Temp\VnetClinfo.ocx" /s
        2⤵
        • Modifies registry class
        PID:2800
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c regtvdllCCTVUpdateInstall.dll.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2704
        • 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:2768
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c regtvdllCCTVPlayer.ocx.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2872
        • 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:2676
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c regtvdllReli_CCTV.dll.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 "C:\Users\Admin\AppData\Local\Temp\mod\Reli_CCTV.dll" /s
          3⤵
          • Modifies registry class
          PID:2904

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          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/2568-101-0x0000000010000000-0x00000000100F0000-memory.dmp

          memory/2568-102-0x0000000004DB0000-0x000000000522C000-memory.dmp

          memory/2568-104-0x00000000047A0000-0x00000000047A1000-memory.dmp

          memory/2568-111-0x0000000010000000-0x00000000100F0000-memory.dmp

          memory/2568-113-0x00000000047A0000-0x00000000047A1000-memory.dmp

          memory/2676-97-0x0000000010000000-0x00000000100F0000-memory.dmp

          memory/2768-99-0x0000000010000000-0x000000001001E000-memory.dmp

          memory/2800-2-0x0000000000130000-0x000000000013D000-memory.dmp