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Analysis

  • max time kernel
    261s
  • max time network
    177s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    02/01/2023, 22:17

General

  • Target

    3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b.exe

  • Size

    6.0MB

  • MD5

    42979249e85a0ef1f6c0e4e7a2ab8b13

  • SHA1

    65159abf134bc0578e6bee9efa67cef63fee6199

  • SHA256

    3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b

  • SHA512

    50ed8037ef3904833a323ed169cb269ef622e4209b2ccd2c34ea8f848c9ab53bbf01e26cba7839288225e0204df58b4e073aa13cfab74feb8206f64d18772bcf

  • SSDEEP

    98304:9+G5NKbORL0dqUFFKtm3AhVOyTUATEPhsCf0z1ZMdxE5ofgK/tSaZkLCGYVXVfp:AGiqRhpQAaC+xE5IH/LZuCnf

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b.exe
    "C:\Users\Admin\AppData\Local\Temp\3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\SysWOW64\schtasks.exe
      /C /create /F /sc minute /mo 5 /tn "Quick Assist{D4F4H6S2V5-J7A2D3F4-N5C3D5G4J7K7}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\QuickAssist\quickassist.exe"
      2⤵
      • Creates scheduled task(s)
      PID:352
    • C:\Windows\SysWOW64\schtasks.exe
      /C /Query /XML /TN "Quick Assist{D4F4H6S2V5-J7A2D3F4-N5C3D5G4J7K7}"
      2⤵
        PID:4988
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 568
        2⤵
        • Program crash
        PID:1944
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\QuickAssist\quickassist.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\QuickAssist\quickassist.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1160

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\QuickAssist\quickassist.exe

      Filesize

      6.0MB

      MD5

      42979249e85a0ef1f6c0e4e7a2ab8b13

      SHA1

      65159abf134bc0578e6bee9efa67cef63fee6199

      SHA256

      3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b

      SHA512

      50ed8037ef3904833a323ed169cb269ef622e4209b2ccd2c34ea8f848c9ab53bbf01e26cba7839288225e0204df58b4e073aa13cfab74feb8206f64d18772bcf

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\QuickAssist\quickassist.exe

      Filesize

      6.0MB

      MD5

      42979249e85a0ef1f6c0e4e7a2ab8b13

      SHA1

      65159abf134bc0578e6bee9efa67cef63fee6199

      SHA256

      3557b40fe27beb221cbd1f1376a1fcf359775891ac3bf5d4d03ba45b7d16878b

      SHA512

      50ed8037ef3904833a323ed169cb269ef622e4209b2ccd2c34ea8f848c9ab53bbf01e26cba7839288225e0204df58b4e073aa13cfab74feb8206f64d18772bcf

    • memory/352-167-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-164-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-151-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-152-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-168-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-166-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-161-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-165-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-153-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-163-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-162-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-160-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-159-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-158-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-157-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-156-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-155-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/352-154-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/1160-221-0x0000000000400000-0x0000000000D69000-memory.dmp

      Filesize

      9.4MB

    • memory/2960-136-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-129-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-142-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-143-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-140-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-145-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-144-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-135-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-146-0x0000000000400000-0x0000000000D69000-memory.dmp

      Filesize

      9.4MB

    • memory/2960-147-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-148-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-149-0x0000000000400000-0x0000000000D69000-memory.dmp

      Filesize

      9.4MB

    • memory/2960-122-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-139-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-120-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-138-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-137-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-119-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-134-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-133-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-131-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-132-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-130-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-141-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-128-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-127-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-126-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-125-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-124-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-116-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-123-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-117-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-118-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/2960-121-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-178-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-174-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-171-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-176-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-177-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-181-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-172-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-173-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-182-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-179-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-170-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-180-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB

    • memory/4988-175-0x0000000077600000-0x000000007778E000-memory.dmp

      Filesize

      1.6MB