Analysis

  • max time kernel
    178s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2022 13:10

General

  • Target

    c925ee33d992f8b2d0949ff78b94b761a8e989c423052d0e8c774c9476862ce5.exe

  • Size

    234KB

  • MD5

    dbcc431d9a085f869a915f7c7286a866

  • SHA1

    4bfa341e66cd5c3e3307fe2f71d3b5ffb0f71854

  • SHA256

    c925ee33d992f8b2d0949ff78b94b761a8e989c423052d0e8c774c9476862ce5

  • SHA512

    bb966ce1c4480883a357b0f8d2da47f8ae390e8707ab865da58af8507d9f2f973c52e3ae4f322d830a4ad1f3b0bb9a278eb0f243df28729c1d2dd3fa2aed2afc

  • SSDEEP

    3072:k9wShh9nsKHcQZYxIs1T+Z3edjHDN4HZ4s8ENObhb5npLdnUInuy+iMS3h0qmi:kThh9sKHRFnWs8ENOblJUIurS3h0qv

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 3 IoCs
  • Disables use of System Restore points 1 TTPs
  • Sets file execution options in registry 2 TTPs 8 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 16 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c925ee33d992f8b2d0949ff78b94b761a8e989c423052d0e8c774c9476862ce5.exe
    "C:\Users\Admin\AppData\Local\Temp\c925ee33d992f8b2d0949ff78b94b761a8e989c423052d0e8c774c9476862ce5.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies system executable filetype association
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Windows security bypass
    • Sets file execution options in registry
    • Windows security modification
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • System policy modification
    PID:1656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1656-55-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1656-57-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB