Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 01:23

General

  • Target

    c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe

  • Size

    216KB

  • MD5

    1a028b758efaea954d9931286deb40cb

  • SHA1

    c2d89c2ba2ca74a290d12844ee84af2f9f648c9e

  • SHA256

    c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02

  • SHA512

    8705aec123c716cfb5f95c91fc6a0d1f0dfdac1329cf3c106c83817a5c1b831dfb339e72efc55b240996ba441ffb92557b88d32894fa79edc9622ca23bf2b3f6

  • SSDEEP

    3072:t/jbLl/gvQoutA1Tj4mYWR/Re1l7twhZ9XrV+cRHlvfPnjLsLUXCMa+o0tDI:VjluQoSiIo5RenBgZVvfPjyUXu+dtDI

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\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe
    "C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.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:5016
    • C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe
      "C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5108
      • C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe
        "C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3140
    • C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe
      "C:\Users\Admin\AppData\Local\Temp\c8b8245a3f8f833dedcff9c6d6d03c766da278b0755bc086ded5d1418c046b02.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\kicking blowjob several models legs ejaculation .avi.exe

    Filesize

    599KB

    MD5

    47e5a146cdae654780d5ab9cb11dffec

    SHA1

    2abf797240b0133c4f2b0480f986ecac5c91a595

    SHA256

    b83025328e68002218ae4557b7643e6fd26e46988981167dd0ae112416469d7f

    SHA512

    c99f499bbd575141ec5c9c2539ccc6a0569acac5fa5c9b4fcf688da759d10ff21a1222a3d6549641a26a87467bd55e92e38b2ea8cd6ec4c2c6951631d988bd1e

  • memory/3140-51-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3140-197-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3864-42-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3864-194-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5016-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5016-188-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5108-19-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5108-190-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB