Overview

overview

10

Static

static

262a1s0ssssd7da.exe

windows7_x64

10

262a1s0ssssd7da.exe

windows10_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09-07-2020 17:13

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General

  • Target

    262a1s0ssssd7da.exe

  • Size

    717KB

  • MD5

    07ce42f25f61cff26f984e17163edb14

  • SHA1

    ee189c7c5e1cc3584fe3e4aa5f7ded0afa23b222

  • SHA256

    09344b412ef8dbc6b398dd6e3580f482382bd24b672554039668b17a39661b50

  • SHA512

    fada769397f97cf32518a9b426a4c16ca99d0a9076d9e4ad6eeed2c3d7fb84edc5198bd5483de6d5d12a495292fab11c9c566283fd71abe66578c2f643b81795

Score
10/10
ransomwarepersistencespyware

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\Read_Me.txt

Ransom Note
Attention! All your files, documents, photos, databases and other important files are encrypted The only method of recovering files is to purchase an unique decryptor. Only we can give you this decryptor and only we can recover your files. The server with your decryptor is in a closed network TOR. You can get there by the following ways: ---------------------------------------------------------------------------------------- 1. Download Tor browser - https://www.torproject.org/ 2. Install Tor browser 3. Open Tor Browser 4. Open link in TOR browser: http://7rzpyw3hflwe2c7h.onion/?FFFFFFFF 5. Follow the instructions on this page ---------------------------------------------------------------------------------------- On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free. Alternate communication channel here: http://helpqvrg3cc5mvb3.onion/
URLs

http://7rzpyw3hflwe2c7h.onion/?FFFFFFFF

http://helpqvrg3cc5mvb3.onion/

Signatures

  • Suspicious use of WriteProcessMemory 18 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Enumerates connected drives 3 TTPs
  • Drops file in Program Files directory 12065 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
    persistence
  • Suspicious use of SendNotifyMessage 98 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Modifies registry class 20 IoCs
  • Modifies service 2 TTPs 6 IoCs
    persistence
  • Drops startup file 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 4530 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of FindShellTrayWindow 88 IoCs
  • Drops desktop.ini file(s) 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\262a1s0ssssd7da.exe
    "C:\Users\Admin\AppData\Local\Temp\262a1s0ssssd7da.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:1032
    • C:\Users\Admin\AppData\Local\Temp\262a1s0ssssd7da.exe
      "{path}"
      2⤵
        PID:900
      • C:\Users\Admin\AppData\Local\Temp\262a1s0ssssd7da.exe
        "{path}"
        2⤵
          PID:1364
        • C:\Users\Admin\AppData\Local\Temp\262a1s0ssssd7da.exe
          "{path}"
          2⤵
          • Drops file in Program Files directory
          • Drops startup file
          • Suspicious behavior: EnumeratesProcesses
          • Drops desktop.ini file(s)
          PID:1304
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Suspicious use of SendNotifyMessage
        • Modifies registry class
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Drops desktop.ini file(s)
        PID:1544
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Suspicious use of SendNotifyMessage
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:2036
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Suspicious use of SendNotifyMessage
        • Modifies registry class
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:1084
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:1608

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Modify Existing Service

      1
      T1031

      Privilege Escalation

      Defense Evasion

      Modify Registry

      2
      T1112

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      Peripheral Device Discovery

      1
      T1120

      System Information Discovery

      1
      T1082

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\WPDNSE\Read_Me.txt
        Download Submit
      • C:\Users\Admin\Desktop\AddRevoke.pub.readme
        Download Submit
      • C:\Users\Admin\Desktop\CheckpointRestart.dxf.readme
        Download Submit
      • C:\Users\Admin\Desktop\ConvertToBackup.html.readme
        Download Submit
      • C:\Users\Admin\Desktop\CopyLimit.DVR-MS.readme
        Download Submit
      • C:\Users\Admin\Desktop\DenyResize.mhtml.readme
        Download Submit
      • C:\Users\Admin\Desktop\EnableRemove.dll.readme
        Download Submit
      • C:\Users\Admin\Desktop\ExpandShow.mpp.readme
        Download Submit
      • C:\Users\Admin\Desktop\ExportSelect.wmv.readme
        Download Submit
      • C:\Users\Admin\Desktop\FormatWrite.docm.readme
        Download Submit
      • C:\Users\Admin\Desktop\GetRead.avi.readme
        Download Submit
      • C:\Users\Admin\Desktop\GrantSelect.jpg.readme
        Download Submit
      • C:\Users\Admin\Desktop\HideUndo.au.readme
        Download Submit
      • C:\Users\Admin\Desktop\InstallSuspend.png.readme
        Download Submit
      • C:\Users\Admin\Desktop\InvokeSync.png.readme
        Download Submit
      • C:\Users\Admin\Desktop\ProtectCompare.dib.readme
        Download Submit
      • C:\Users\Admin\Desktop\ReadRedo.3gpp.readme
        Download Submit
      • C:\Users\Admin\Desktop\Read_Me.txt
        Download Submit
      • C:\Users\Admin\Desktop\RegisterBlock.svg.readme
        Download Submit
      • C:\Users\Admin\Desktop\RequestSwitch.js.readme
        Download Submit
      • C:\Users\Admin\Desktop\ResolveRegister.vsw.readme
        Download Submit
      • C:\Users\Admin\Desktop\RestartSearch.ppsx.readme
        Download Submit
      • C:\Users\Admin\Desktop\SkipGet.midi.readme
        Download Submit
      • C:\Users\Admin\Desktop\StepUnblock.mp3.readme
        Download Submit
      • C:\Users\Admin\Desktop\StopCompress.jpeg.readme
        Download Submit
      • C:\Users\Admin\Desktop\SubmitCopy.wmf.readme
        Download Submit
      • C:\Users\Admin\Desktop\SyncClose.au3.readme
        Download Submit
      • C:\Users\Admin\Desktop\desktop.ini.readme
        Download Submit
      • C:\Users\Public\Desktop\Adobe Reader 9.lnk.readme
        Download Submit
      • C:\Users\Public\Desktop\Firefox.lnk.readme
        Download Submit
      • C:\Users\Public\Desktop\Google Chrome.lnk.readme
        Download Submit
      • C:\Users\Public\Desktop\Read_Me.txt
        Download Submit
      • C:\Users\Public\Desktop\VLC media player.lnk.readme
        Download Submit
      • C:\Users\Public\Desktop\desktop.ini.readme
        Download Submit
      • \??\M:\$RECYCLE.BIN\S-1-5-21-1131729243-447456001-3632642222-1000\desktop.ini
        Download Submit
      • memory/1304-0-0x0000000000400000-0x000000000041E000-memory.dmp
        Filesize

        120KB

        Download
      • memory/1304-2-0x0000000000400000-0x000000000041E000-memory.dmp
        Filesize

        120KB

        Download
      • memory/1304-1-0x0000000000407CA0-mapping.dmp
        Download
      • memory/1608-17-0x0000000004270000-0x0000000004271000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1608-16-0x00000000037C0000-0x00000000037C1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1608-51-0x0000000004270000-0x0000000004271000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2036-9-0x0000000004240000-0x0000000004241000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2036-3-0x0000000003C20000-0x0000000003D21000-memory.dmp
        Filesize

        1.0MB

        Download