Analysis

  • max time kernel
    132s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 06:40

General

  • Target

    24a3ea7a878ccdda1d5151f6e892a16bf0c52082c36350d451d348983b80fdf2.exe

  • Size

    1.3MB

  • MD5

    f79e94d065c88a840d376851c4e19937

  • SHA1

    ca0ad59a5ab54d088190efb2497f65f2df413ce9

  • SHA256

    24a3ea7a878ccdda1d5151f6e892a16bf0c52082c36350d451d348983b80fdf2

  • SHA512

    4632eb61180da1d386fa5a815dd0a411db786f145cd43a5ca8851a119534c19b6a18992baa02335d8a00499ec33ba47c2c929fc2fb5a045275f4d0df4a63e6e7

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24a3ea7a878ccdda1d5151f6e892a16bf0c52082c36350d451d348983b80fdf2.exe
    "C:\Users\Admin\AppData\Local\Temp\24a3ea7a878ccdda1d5151f6e892a16bf0c52082c36350d451d348983b80fdf2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
      "C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4284
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\RegAsm.exe' & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1168
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\RegAsm.exe'
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2980

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

    Filesize

    63KB

    MD5

    0d5df43af2916f47d00c1573797c1a13

    SHA1

    230ab5559e806574d26b4c20847c368ed55483b0

    SHA256

    c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

    SHA512

    f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

  • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

    Filesize

    63KB

    MD5

    0d5df43af2916f47d00c1573797c1a13

    SHA1

    230ab5559e806574d26b4c20847c368ed55483b0

    SHA256

    c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

    SHA512

    f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

  • memory/1168-141-0x0000000000000000-mapping.dmp

  • memory/2652-130-0x0000000000090000-0x00000000001D6000-memory.dmp

    Filesize

    1.3MB

  • memory/2652-133-0x0000000004C90000-0x0000000004CD4000-memory.dmp

    Filesize

    272KB

  • memory/2652-132-0x0000000004BB0000-0x0000000004C42000-memory.dmp

    Filesize

    584KB

  • memory/2652-131-0x0000000005240000-0x00000000057E4000-memory.dmp

    Filesize

    5.6MB

  • memory/2980-146-0x00000000055D0000-0x0000000005636000-memory.dmp

    Filesize

    408KB

  • memory/2980-145-0x0000000005430000-0x0000000005452000-memory.dmp

    Filesize

    136KB

  • memory/2980-151-0x00000000068D0000-0x00000000068F2000-memory.dmp

    Filesize

    136KB

  • memory/2980-150-0x0000000007570000-0x0000000007606000-memory.dmp

    Filesize

    600KB

  • memory/2980-142-0x0000000000000000-mapping.dmp

  • memory/2980-143-0x00000000029F0000-0x0000000002A26000-memory.dmp

    Filesize

    216KB

  • memory/2980-144-0x00000000056C0000-0x0000000005CE8000-memory.dmp

    Filesize

    6.2MB

  • memory/2980-149-0x0000000006810000-0x000000000682A000-memory.dmp

    Filesize

    104KB

  • memory/2980-148-0x0000000007950000-0x0000000007FCA000-memory.dmp

    Filesize

    6.5MB

  • memory/2980-147-0x0000000006300000-0x000000000631E000-memory.dmp

    Filesize

    120KB

  • memory/4284-134-0x0000000000000000-mapping.dmp

  • memory/4284-139-0x0000000004A20000-0x0000000004ABC000-memory.dmp

    Filesize

    624KB

  • memory/4284-138-0x0000000000500000-0x000000000059A000-memory.dmp

    Filesize

    616KB

  • memory/4284-140-0x0000000004B80000-0x0000000004BE6000-memory.dmp

    Filesize

    408KB