Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 08:28

General

  • Target
    09062d02628640f8ce97ae0d57b17f4e.exe
  • Size 751KB
  • Sample240201-kc16wshean
  • SHA256 dba609c16956e66f70b4476c2b9f009a6b37ad62b75cd7b570a049047fa7ca9b
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09062d02628640f8ce97ae0d57b17f4e.exe
    "C:\Users\Admin\AppData\Local\Temp\09062d02628640f8ce97ae0d57b17f4e.exe"
    1⤵
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 1004
      2⤵
      • Program crash
      PID:4188
    • C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
      "C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: AddClipboardFormatListener
      PID:3204
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2772 -ip 2772
    1⤵
      PID:4216

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          SmartClock.exe

          • Path C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
          • Size 206KB
          • SHA256 e6be027f88f21bab7f200751794e20773a76e1bb4596ad72bc49611da8611a4c
          • MD5 SHA1 SHA512 SSDEEP

          SmartClock.exe

          • Path C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
          • Size 153KB
          • SHA256 5fecc706722a5f730a88dc920f160aafe18d986b1036187dacbf81a44876d904
          • MD5 SHA1 SHA512 SSDEEP

          memory/2772-2-0x00000000022B0000-0x0000000002341000-memory.dmp

          memory/2772-3-0x0000000000400000-0x00000000004C6000-memory.dmp

          memory/2772-1-0x0000000000520000-0x0000000000620000-memory.dmp

          memory/2772-15-0x0000000000400000-0x00000000004C6000-memory.dmp

          memory/3204-14-0x0000000000400000-0x00000000004C6000-memory.dmp

          memory/3204-13-0x0000000002120000-0x00000000021B1000-memory.dmp

          memory/3204-12-0x0000000000640000-0x0000000000740000-memory.dmp

          memory/3204-17-0x0000000000640000-0x0000000000740000-memory.dmp