Analysis

  • max time kernel
    39s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 16:33

Errors

Reason
Machine shutdown

General

  • Target

    проверка.exe

  • Size

    102KB

  • MD5

    58174445e23753c941d39dc0453ac348

  • SHA1

    40e3a9047c49cbae6818297adcd03896d28364c2

  • SHA256

    1e5034d37e7751fb4039157219aee679bf76a8d3b0185a86c0d2255477a58171

  • SHA512

    523ef9adae27b83d87166be13e87944d3816cad08103b65ae2c964bf8828c0c949030e9e967d56b2bf40bba5b9466f8e4d21ccc220892c5f9365e2dd221fe072

  • SSDEEP

    1536:oBFpc8Z5dGYzabvawh+/C6vSX/QOcy/WPPqUs/uoDjSBSc7UtYVL:oa85dGCabvaw4/moOcy/R/1W0cgteL

Malware Config

Extracted

Family

xworm

C2

19.ip.gl.ply.gg:65468

speed-wheat.gl.at.ply.gg:65468

XWorm V5.2:123

Attributes
  • Install_directory

    %AppData%

  • install_file

    Delta.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\проверка.exe
    "C:\Users\Admin\AppData\Local\Temp\проверка.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\проверка.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1756
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'проверка.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2652
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Delta.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Delta.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2556
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Delta" /tr "C:\Users\Admin\AppData\Roaming\Delta.exe"
      2⤵
      • Creates scheduled task(s)
      PID:1132
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2784
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x0
      1⤵
        PID:2256
      • C:\Windows\system32\LogonUI.exe
        "LogonUI.exe" /flags:0x1
        1⤵
          PID:2156

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\B4YUQRMYIMRCT8WF4FHX.temp

          Filesize

          7KB

          MD5

          c56ce50a18449367918ceb41f6444aa3

          SHA1

          f6191bdc18735cfaebe91e0a038792222669aebd

          SHA256

          56b087d3b9a398d9ef69e658cb80e5a5fded35a5a42aea07b541409f82da4b4e

          SHA512

          e91098d5f5f85217ce19c8641801babb3dd6d3f72432e3c32189d4dcc9ba9fdf7cfd0ca1332b7299f3ea48131adc3a643090c784ca9fcfcd22dfd29d03984027

        • \??\PIPE\srvsvc

          MD5

          d41d8cd98f00b204e9800998ecf8427e

          SHA1

          da39a3ee5e6b4b0d3255bfef95601890afd80709

          SHA256

          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

          SHA512

          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

        • memory/1736-1-0x00000000001D0000-0x00000000001F0000-memory.dmp

          Filesize

          128KB

        • memory/1736-34-0x000000001B220000-0x000000001B2A0000-memory.dmp

          Filesize

          512KB

        • memory/1736-0-0x000007FEF58F3000-0x000007FEF58F4000-memory.dmp

          Filesize

          4KB

        • memory/1736-33-0x0000000002140000-0x000000000214C000-memory.dmp

          Filesize

          48KB

        • memory/1736-32-0x000007FEF58F3000-0x000007FEF58F4000-memory.dmp

          Filesize

          4KB

        • memory/1736-31-0x000000001B220000-0x000000001B2A0000-memory.dmp

          Filesize

          512KB

        • memory/1756-7-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

          Filesize

          2.9MB

        • memory/1756-8-0x0000000002690000-0x0000000002698000-memory.dmp

          Filesize

          32KB

        • memory/1756-6-0x0000000002750000-0x00000000027D0000-memory.dmp

          Filesize

          512KB

        • memory/2652-15-0x0000000001E10000-0x0000000001E18000-memory.dmp

          Filesize

          32KB

        • memory/2652-14-0x000000001B800000-0x000000001BAE2000-memory.dmp

          Filesize

          2.9MB