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Analysis

  • max time kernel
    141s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/08/2023, 19:38

General

  • Target

    Newcopperstealer10_browsingExe.exe

  • Size

    3.7MB

  • MD5

    7c7671a948fb42fd70f55432e8a21786

  • SHA1

    b06dab46a30f2f5a38587ce16d4ea9876368f797

  • SHA256

    e69026db820b4aecb17d98bf3cb9f40b78758232a5b45b5b7ba84850bd9f9ec5

  • SHA512

    8d3e20fa94b9ab29ce419d46b572370ba2f0dc9fa7ffdb4aef9c9ad988486ed62324ed95679da9575564330a795582d220616cc12ff3abbb98fce84d13cecc75

  • SSDEEP

    49152:ENTZ0VDVRkP3p8diOcjTvfUwvOnI1ttMOjD647nfxX5Vgx6:ENTZ0VDVRkPGdTuGWtyOjD6e7ig

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Kills process with taskkill 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Newcopperstealer10_browsingExe.exe
    "C:\Users\Admin\AppData\Local\Temp\Newcopperstealer10_browsingExe.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3960
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "Set-MpPreference -ExclusionPath 'C:\Program Files\RDP Wrapper', 'C:\Users\Admin\AppData\Local\Temp'"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2432
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im edge.exe /t
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1776
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im edge.exe /t
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2044
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im edge.exe /t
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4640
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im edge.exe /t
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:940
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im edge.exe /t
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_arzxxcrs.dn1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2432-139-0x000002B260B60000-0x000002B260B82000-memory.dmp

    Filesize

    136KB

  • memory/2432-149-0x00007FF84FAB0000-0x00007FF850571000-memory.dmp

    Filesize

    10.8MB

  • memory/2432-151-0x000002B260AD0000-0x000002B260AE0000-memory.dmp

    Filesize

    64KB

  • memory/2432-150-0x000002B260AD0000-0x000002B260AE0000-memory.dmp

    Filesize

    64KB

  • memory/2432-152-0x000002B260AD0000-0x000002B260AE0000-memory.dmp

    Filesize

    64KB

  • memory/2432-155-0x00007FF84FAB0000-0x00007FF850571000-memory.dmp

    Filesize

    10.8MB

  • memory/3960-133-0x0000000000400000-0x00000000005E7000-memory.dmp

    Filesize

    1.9MB

  • memory/3960-134-0x0000000010000000-0x00000000101F2000-memory.dmp

    Filesize

    1.9MB

  • memory/3960-157-0x0000000000400000-0x00000000005E7000-memory.dmp

    Filesize

    1.9MB