Analysis

  • max time kernel
    119s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2023 10:17

General

  • Target

    L4220.exe

  • Size

    48KB

  • MD5

    5509231d1d5ed4b76e5802bcca1b5ba0

  • SHA1

    3662ced6a35bdacffb9777dc02d0eed41189e4df

  • SHA256

    ccd8106dadd9c6b283d98a94da817a949f5e9423be6335b616fbbefe5722b02e

  • SHA512

    1ac6180da2ecc89a4c2d34d9b20830f899775cb2e0384caea8c5ad58691d182c033faa797b02294a16cbaadf2508cb511675df8a24f34bcbbd7a189d8840e218

  • SSDEEP

    768:1R6ql/GrTkDnwxDzgXsJBs4lQ/HwUEjikDWXkVsFANrkNEsDDep6PxWEOZC:1RtGrTJqsENfwUEj+mrkNw6Pxx

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\L4220.exe
    "C:\Users\Admin\AppData\Local\Temp\L4220.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Public\L4220.exe
      "C:\Users\Public\L4220.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      PID:2504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\L4220.exe

    Filesize

    48KB

    MD5

    5509231d1d5ed4b76e5802bcca1b5ba0

    SHA1

    3662ced6a35bdacffb9777dc02d0eed41189e4df

    SHA256

    ccd8106dadd9c6b283d98a94da817a949f5e9423be6335b616fbbefe5722b02e

    SHA512

    1ac6180da2ecc89a4c2d34d9b20830f899775cb2e0384caea8c5ad58691d182c033faa797b02294a16cbaadf2508cb511675df8a24f34bcbbd7a189d8840e218

  • \Users\Public\L4220.exe

    Filesize

    48KB

    MD5

    5509231d1d5ed4b76e5802bcca1b5ba0

    SHA1

    3662ced6a35bdacffb9777dc02d0eed41189e4df

    SHA256

    ccd8106dadd9c6b283d98a94da817a949f5e9423be6335b616fbbefe5722b02e

    SHA512

    1ac6180da2ecc89a4c2d34d9b20830f899775cb2e0384caea8c5ad58691d182c033faa797b02294a16cbaadf2508cb511675df8a24f34bcbbd7a189d8840e218

  • memory/2504-74-0x0000000180000000-0x000000018006E000-memory.dmp

    Filesize

    440KB

  • memory/2504-75-0x0000000000510000-0x000000000057A000-memory.dmp

    Filesize

    424KB