Overview

overview

10

Static

static

10

svchosts.exe

windows7-x64

10

svchosts.exe

windows10-1703-x64

10

svchosts.exe

windows10-2004-x64

10

svchosts.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    134s
  • max time network
    138s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    17-07-2024 20:56

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General

  • Target

    svchosts.exe

  • Size

    158KB

  • MD5

    7ab781bc4eaef1e1dc3d04fffe3fb893

  • SHA1

    96a304b8b5f50a3666ee41d212771cb7b71abea7

  • SHA256

    0d765dc413009ddb31ab0685ee4eb1a1dd9e68d415c0f75df36fd08c195bc216

  • SHA512

    e53b4cb0621e673c06dd84d89e1dd7161e91f062415ae0cbf52e40e61213bdc1aa238b66f31b14d826716848dbb20f8a6dd68a970ca83f63c4110d0e186ea542

  • SSDEEP

    3072:TbziH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfPoFO8Y:Tbzie0ODhTEPgnjuIJzo+PPcfPoo8

Score
10/10
arrowratr00tpersistencerat

Malware Config

Extracted

Family

arrowrat

Botnet

r00t

C2

necessary-sick.gl.at.ply.gg:32835

Mutex

DsCbljCVL

Signatures

  • ArrowRat

    Remote access tool with various capabilities first seen in late 2021.

    ratarrowrat
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 29 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
    "C:\Users\Admin\AppData\Local\Temp\svchosts.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3796
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4064
      • C:\Windows\system32\ctfmon.exe
        ctfmon.exe
        3⤵
          PID:660
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" r00t necessary-sick.gl.at.ply.gg 32835 DsCbljCVL
        2⤵
          PID:3996
      • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
        "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
        1⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:3012

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/3012-17-0x0000018C01100000-0x0000018C01200000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/3012-43-0x0000018C018C0000-0x0000018C018E0000-memory.dmp

        Filesize

        128KB

        Download

      • memory/3012-19-0x0000018C01100000-0x0000018C01200000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/3012-22-0x0000018C01740000-0x0000018C01760000-memory.dmp

        Filesize

        128KB

        Download

      • memory/3012-18-0x0000018C01100000-0x0000018C01200000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/3796-1-0x00007FF8BF250000-0x00007FF8BF42B000-memory.dmp

        Filesize

        1.9MB

        Download

      • memory/3796-84-0x00007FF8BF250000-0x00007FF8BF42B000-memory.dmp

        Filesize

        1.9MB

        Download

      • memory/3796-3-0x00007FF8BF250000-0x00007FF8BF42B000-memory.dmp

        Filesize

        1.9MB

        Download

      • memory/3796-0-0x0000022AAD3B0000-0x0000022AAD3DE000-memory.dmp

        Filesize

        184KB

        Download

      • memory/3996-6-0x00000000095A0000-0x0000000009632000-memory.dmp

        Filesize

        584KB

        Download

      • memory/3996-12-0x000000000A560000-0x000000000A5B0000-memory.dmp

        Filesize

        320KB

        Download

      • memory/3996-9-0x000000000A3A0000-0x000000000A406000-memory.dmp

        Filesize

        408KB

        Download

      • memory/3996-8-0x0000000009CF0000-0x000000000A1EE000-memory.dmp

        Filesize

        5.0MB

        Download

      • memory/3996-7-0x0000000009640000-0x00000000096DC000-memory.dmp

        Filesize

        624KB

        Download

      • memory/3996-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

        Download

      • memory/4064-15-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

        Filesize

        4KB

        Download