Analysis

  • max time kernel
    156s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 17:47

General

  • Target
    687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe
  • Size 763KB
  • Sample221205-wc5d4abf52
  • SHA256 687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe
    "C:\Users\Admin\AppData\Local\Temp\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\AppData\Local\Temp\DM\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe\FCGt4NXLjH\launch.exe
      C:\Users\Admin\AppData\Local\Temp\DM\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe\FCGt4NXLjH\launch.exe "e687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe" "687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe" "4f1861067e0b446c969491136a398468" dec
      2⤵
      • Executes dropped EXE
      PID:2356

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        launch.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DM\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe\FCGt4NXLjH\launch.exe
        • Size 117KB
        • SHA256 2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b
        • MD5 SHA1 SHA512 SSDEEP

        launch.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DM\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe\FCGt4NXLjH\launch.exe
        • Size 117KB
        • SHA256 2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b
        • MD5 SHA1 SHA512 SSDEEP

        launch.exe.config

        • Path C:\Users\Admin\AppData\Local\Temp\DM\687143392d006c38a0a141abe1f17d6113e337d37b7f51e2c539187cdb2e0ae3.exe\FCGt4NXLjH\launch.exe.config
        • Size 340B
        • SHA256 589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb
        • MD5 SHA1 SHA512

        NSISdl.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nstC52B.tmp\NSISdl.dll
        • Size 14KB
        • SHA256 dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9
        • MD5 SHA1 SHA512 SSDEEP

        pwgen.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nstC52B.tmp\pwgen.dll
        • Size 16KB
        • SHA256 82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e
        • MD5 SHA1 SHA512 SSDEEP

        memory/2356-138-0x00000000728E0000-0x0000000072E91000-memory.dmp

        memory/2356-139-0x00000000728E0000-0x0000000072E91000-memory.dmp