Analysis

  • max time kernel
    64s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 09:07

General

  • Target

    проверка.exe

  • Size

    99KB

  • MD5

    db27649bfb89f40ec3ff301541c598f5

  • SHA1

    a16885dd0b352e970c45bad6a691e155f9ccc8f1

  • SHA256

    45814083c150dd3d946718f8728a1cdad2f9e68318e575c479263431ccf04abb

  • SHA512

    3b35ea6511b4e047bd77a9fa525e489542379f5ddf61f49986cc92bfb8411a7d6673a3febf2d540e3dd03c7a73f17673c0c6e5d0d41f81970c18ff9ef3fe32fb

  • SSDEEP

    1536:loZp0RHDlFZDCFb/AZ+bF5n5GGKx6wwOfRJ9PpP/UA/uoDjSBSc7UtYVL:Q4pFZyLAZ+bF55GSOn9Pdb1W0cgteL

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 3 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
  • Executes dropped EXE 1 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 17 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 22 IoCs
  • Suspicious use of SendNotifyMessage 22 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 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:2960
    • 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:1752
    • 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:2680
    • 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:2724
    • 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:2700
    • 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:3056
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7EE4B430-1001-4B03-8D95-D04573A67401} S-1-5-21-268080393-3149932598-1824759070-1000:UHRQKJCP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Roaming\Delta.exe
      C:\Users\Admin\AppData\Roaming\Delta.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1828
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Delta.exe

    Filesize

    99KB

    MD5

    db27649bfb89f40ec3ff301541c598f5

    SHA1

    a16885dd0b352e970c45bad6a691e155f9ccc8f1

    SHA256

    45814083c150dd3d946718f8728a1cdad2f9e68318e575c479263431ccf04abb

    SHA512

    3b35ea6511b4e047bd77a9fa525e489542379f5ddf61f49986cc92bfb8411a7d6673a3febf2d540e3dd03c7a73f17673c0c6e5d0d41f81970c18ff9ef3fe32fb

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

    Filesize

    7KB

    MD5

    0b6629907485df36f6abbdae11c9efdd

    SHA1

    627db723b7dbe87fe16926eac9e5246a43a2599b

    SHA256

    8de497ec1018b22e12f2eb98f54093d8cba6dea0c9773731a8245332ce54f0a3

    SHA512

    d52e52edb7be4dee100d510f83873ad8cd6a1bbea963b12989cb90a083c4b9f716604a9ff243ddf34ecc6be603ac03d8c3ea6c8e13db8ebb99462bf0e7e12a88

  • \??\PIPE\srvsvc

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/1752-8-0x0000000001E60000-0x0000000001E68000-memory.dmp

    Filesize

    32KB

  • memory/1752-6-0x0000000002D60000-0x0000000002DE0000-memory.dmp

    Filesize

    512KB

  • memory/1752-7-0x000000001B770000-0x000000001BA52000-memory.dmp

    Filesize

    2.9MB

  • memory/1828-37-0x0000000001080000-0x00000000010A0000-memory.dmp

    Filesize

    128KB

  • memory/2292-39-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2292-38-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2680-14-0x000000001B890000-0x000000001BB72000-memory.dmp

    Filesize

    2.9MB

  • memory/2680-15-0x0000000001E80000-0x0000000001E88000-memory.dmp

    Filesize

    32KB

  • memory/2960-31-0x000000001B2F0000-0x000000001B370000-memory.dmp

    Filesize

    512KB

  • memory/2960-1-0x0000000000950000-0x0000000000970000-memory.dmp

    Filesize

    128KB

  • memory/2960-33-0x000000001B2F0000-0x000000001B370000-memory.dmp

    Filesize

    512KB

  • memory/2960-32-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp

    Filesize

    4KB

  • memory/2960-0-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp

    Filesize

    4KB