Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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, 20:02

General

  • Target
    35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe
  • Size 251KB
  • Sample240407-yr6ltada9s
  • SHA256 35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 17 IoCs
  • UPX dump on OEP (original entry point) 19 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 19 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe
    "C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.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:100
    • C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe
      "C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2368
      • C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe
        "C:\Users\Admin\AppData\Local\Temp\35eb35c4822773fa317363cd871ef43512096361694ab8b676c3285757facee4.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1604

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        swedish bukkake girls young .zip.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\swedish bukkake girls young .zip.exe
        • Size 854KB
        • SHA256 e67a006f0d56e7fb65c84d249d78cd75bb8692e5dd4f04697e42cac4f12bc1d3
        • MD5 SHA1 SHA512 SSDEEP

        memory/100-215-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-212-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-183-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-233-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-187-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-189-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-193-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-202-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-230-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-205-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-209-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-0-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-218-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-221-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-224-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/100-227-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/1604-151-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/2368-184-0x0000000000400000-0x000000000041D000-memory.dmp