Analysis

  • max time kernel
    204s
  • max time network
    97s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 09:31

General

  • Target

    b2303568eb9b2dbe05d7e71aeedbb06b734784c64c9d6d3c915daf1734bdbb53.exe

  • Size

    284KB

  • MD5

    5fec31a93fd2232832d96bcca9843393

  • SHA1

    3ae6f05640b44c894e32ad0aeb11b22e433b976b

  • SHA256

    b2303568eb9b2dbe05d7e71aeedbb06b734784c64c9d6d3c915daf1734bdbb53

  • SHA512

    b23ba043eda1e7e794d5eceac569ff386ed6a54407f2d28eebd805b5433eb7acf071b8dc7bce0d9a195da78d60bddf505c19ad43d62e8b8f4c104f854c334cc6

  • SSDEEP

    3072:LnOyn6PSASmpR1TmoNkMl4ymdu+sSi5KKGTKozEDGaKUa6xUgyX6lgq1Kx5RK1fr:5jmVmoNkMl4ymdu+sSi5KKGsjO

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 49 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2303568eb9b2dbe05d7e71aeedbb06b734784c64c9d6d3c915daf1734bdbb53.exe
    "C:\Users\Admin\AppData\Local\Temp\b2303568eb9b2dbe05d7e71aeedbb06b734784c64c9d6d3c915daf1734bdbb53.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\veazoem.exe
      "C:\Users\Admin\veazoem.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\veazoem.exe

    Filesize

    284KB

    MD5

    2fe598241e018c88299942a0419cddf8

    SHA1

    92f232c3472a35692e60a99c1d11fc7d176d1b5c

    SHA256

    333e0cb1e11613b20310c146fc0aaae811669fd66ff101132ef7bc4d3084c4f8

    SHA512

    4adc131c021bae6a4bbb7ae8ba91eb461338cd0118300bbcf54388cf9217f874cd95569f327f85a7c50cd1324f6e1abf363127f0e6b4d2e60b5880ce2394708b

  • C:\Users\Admin\veazoem.exe

    Filesize

    284KB

    MD5

    2fe598241e018c88299942a0419cddf8

    SHA1

    92f232c3472a35692e60a99c1d11fc7d176d1b5c

    SHA256

    333e0cb1e11613b20310c146fc0aaae811669fd66ff101132ef7bc4d3084c4f8

    SHA512

    4adc131c021bae6a4bbb7ae8ba91eb461338cd0118300bbcf54388cf9217f874cd95569f327f85a7c50cd1324f6e1abf363127f0e6b4d2e60b5880ce2394708b

  • \Users\Admin\veazoem.exe

    Filesize

    284KB

    MD5

    2fe598241e018c88299942a0419cddf8

    SHA1

    92f232c3472a35692e60a99c1d11fc7d176d1b5c

    SHA256

    333e0cb1e11613b20310c146fc0aaae811669fd66ff101132ef7bc4d3084c4f8

    SHA512

    4adc131c021bae6a4bbb7ae8ba91eb461338cd0118300bbcf54388cf9217f874cd95569f327f85a7c50cd1324f6e1abf363127f0e6b4d2e60b5880ce2394708b

  • \Users\Admin\veazoem.exe

    Filesize

    284KB

    MD5

    2fe598241e018c88299942a0419cddf8

    SHA1

    92f232c3472a35692e60a99c1d11fc7d176d1b5c

    SHA256

    333e0cb1e11613b20310c146fc0aaae811669fd66ff101132ef7bc4d3084c4f8

    SHA512

    4adc131c021bae6a4bbb7ae8ba91eb461338cd0118300bbcf54388cf9217f874cd95569f327f85a7c50cd1324f6e1abf363127f0e6b4d2e60b5880ce2394708b

  • memory/632-56-0x0000000075C31000-0x0000000075C33000-memory.dmp

    Filesize

    8KB