Analysis

  • max time kernel
    148s
  • max time network
    171s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 09:47

General

  • Target

    f2efd6b42cead2417410647de4fd086564e0d309d4aa3c7153f047db7c88dc69.exe

  • Size

    248KB

  • MD5

    53b9e8f63719d58475357b4915a405db

  • SHA1

    deaadda356c8d180ff4c8e1ce8c762b649b6cba7

  • SHA256

    f2efd6b42cead2417410647de4fd086564e0d309d4aa3c7153f047db7c88dc69

  • SHA512

    0df4144f4c2dfdabd3496bc3afa7773c18aee917758e16b01833b2d410ed5e7cb716ca0732e3c8cf4a746940b974b1fe7a7551616ef749428fc926a7082f67f1

  • SSDEEP

    3072:H26kOudbHT9/QC9kZEj3tA802jBo4Aoye0iRJR5PftnSVgiPkYvoutJMJE:H26kO+HZQC9ma9lJjy4Ah943AjboSz

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2efd6b42cead2417410647de4fd086564e0d309d4aa3c7153f047db7c88dc69.exe
    "C:\Users\Admin\AppData\Local\Temp\f2efd6b42cead2417410647de4fd086564e0d309d4aa3c7153f047db7c88dc69.exe"
    1⤵
    • Adds Run key to start application
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1980
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x550
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:788

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1980-54-0x0000000075521000-0x0000000075523000-memory.dmp

          Filesize

          8KB

        • memory/1980-55-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/1980-66-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB