Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 20:26

General

  • Target

    41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe

  • Size

    129KB

  • MD5

    309b63511c73e10f49776744df69b778

  • SHA1

    759f40e0a7414bcc2af23dcee62665b7f2bc34cf

  • SHA256

    41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41

  • SHA512

    4b1f088e27955b311ad590f2ec430b3d3097e0aa4fb60445bb9ab423586dd87f32ec95fafad903e362748b534fb199409f52e1bee116c91c5df4b3db8d0dcb34

  • SSDEEP

    1536:t1RVCaKgzbLc54hukfgvYnouy8X5apRcfcDmJETuaUlndB9bz7/Ur4J/Qq:t/jbLl/gvQoutImkDmJLrldBdzbU0BQq

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 1 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 12 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe
    "C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe
      "C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe
        "C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4352
    • C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe
      "C:\Users\Admin\AppData\Local\Temp\41b96510b9e915bf2491c70b8e56231f6f1e312f49e1e31b77689d2d93f5ba41.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4588

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\kicking cumshot uncut cock latex .mpg.exe

    Filesize

    103KB

    MD5

    e31d440e733f160b1608c143b96a45ae

    SHA1

    d4cce6f97508583d0e2305ec23e88b7b4b4677d0

    SHA256

    eeffe2986f7c9b2600d9cdddb58c15f94419fcb210b026439143066875c1be48

    SHA512

    52ec223b93a99f88ec9ed3d87308fff855dbf375b7b13ec9c2d55aca6562a6234303950f13fa19e662f43531d3542e35d32291260450fbe68a165f741f3802a2

  • memory/320-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/320-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2184-11-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2184-25-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4352-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4352-108-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4588-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4588-30-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB