Analysis

  • max time kernel
    152s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2022 00:46

General

  • Target

    b66dfa720403d2f7a509ecf48ef53d6c4a72f7fc5541cf0925f2f2aa3cc93df8.exe

  • Size

    292KB

  • MD5

    67ab2acdb66745f9e6a5824ca8778766

  • SHA1

    3044326a75643e9f3cc5ffa9c52709c0fe6ed0a5

  • SHA256

    b66dfa720403d2f7a509ecf48ef53d6c4a72f7fc5541cf0925f2f2aa3cc93df8

  • SHA512

    3b3b5ffae9570045182a8bdf6f89f012f528c5c250cad1bb7035f5198f1d95f08db9acc60509044812c718157238a629ecc3ab8f496c911e9b4f96c9f10a1485

  • SSDEEP

    3072:YHIWwolz9opxKoR5HUNDQdcON9QV5i1Zq0Iprtf32g+qW1GntMh:GIWV9opxKZA9QVcU32g+qW1Gn

Malware Config

Signatures

  • Stops running service(s) 3 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b66dfa720403d2f7a509ecf48ef53d6c4a72f7fc5541cf0925f2f2aa3cc93df8.exe
    "C:\Users\Admin\AppData\Local\Temp\b66dfa720403d2f7a509ecf48ef53d6c4a72f7fc5541cf0925f2f2aa3cc93df8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\sc.exe
      sc stop sharedaccess
      2⤵
      • Launches sc.exe
      PID:980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1500-54-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/1500-55-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/1500-56-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/1500-57-0x0000000076201000-0x0000000076203000-memory.dmp

    Filesize

    8KB