Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 20:10

General

  • Target

    3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe

  • Size

    408KB

  • MD5

    7cbaab94c4d6df3b9cd1b38cac9e1912

  • SHA1

    07cae2758735b6b4779b42f1ae859ce3869f5f2d

  • SHA256

    3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381

  • SHA512

    3023ac41fa5c70148817dbe7248cfeec4255407a1c1ee111f26ba627d31d43201e7692829f758929d81ac89c08840ce5ccc43b6bcd82cdf9c5fa4e08d8e85501

  • SSDEEP

    12288:SEQoSeTbVU27ZS8YvIh8MS6gpgvhdfiDA9F:S8bVd7M/MwmvhNimF

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 4 IoCs
  • UPX dump on OEP (original entry point) 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 7 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 10 IoCs
  • Drops file in Program Files directory 15 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe
    "C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe"
    1⤵
    • 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:2820
    • C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe
      "C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe
        "C:\Users\Admin\AppData\Local\Temp\3a64b7c05b88fa97cbd47c51ce1d2aab0449711449d064ce9734b45aa76a0381.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\blowjob masturbation leather .zip.exe

    Filesize

    1.4MB

    MD5

    8611c319c34066286e603798573f7963

    SHA1

    ac7325f0dcc091113cbbdff3c8a41f98c8ccc3a5

    SHA256

    960952d464d50da083b45b0f8e1f02b7ddfbeb62da9385303a210f55525d6bb7

    SHA512

    b42a98c09734bf3a4bdea81a9805931df60ed842c1c79b454affb34d3d058034b0e9bfb4029644e9fc8c03d693a84f2895be290b4a998ec1aa9cbf64746dc394

  • memory/1612-76-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1612-88-0x0000000004540000-0x000000000455F000-memory.dmp

    Filesize

    124KB

  • memory/1612-107-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2820-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2820-75-0x0000000004B50000-0x0000000004B6F000-memory.dmp

    Filesize

    124KB

  • memory/2820-104-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2908-89-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2908-109-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB