Analysis

  • max time kernel
    154s
  • max time network
    160s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    24-09-2021 10:27

General

  • Target

    2ca4f97e15c6ddaa3276fbc56e716249dde1d2607f3b745933fedd9df3879751.exe

  • Size

    195KB

  • MD5

    2c550ec2c56516e19f88a5228b1e4555

  • SHA1

    31801a310f5aad8154f8b3e69027f068c76152f4

  • SHA256

    2ca4f97e15c6ddaa3276fbc56e716249dde1d2607f3b745933fedd9df3879751

  • SHA512

    b52a93a5a8feeabc3c5f23a208c7cecfe8a619dd73c45c1126796269f5aa67e36594d9a47e1fca974ff9685d7421189a33fd33e1addd89e9bfbca3bca6573d45

Score
10/10

Malware Config

Extracted

Path

C:\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. As you know (if you don't - just "google it"), all of the data that has been encrypted by our software cannot be recovered by any means without contacting our team directly. If you try to use any additional recovery software - the files might be damaged, so if you are willing to try - try it on the data of the lowest value. To make sure that we REALLY CAN get your data back - we offer you to decrypt 2 random files completely free of charge. You can contact our team directly for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/ HTTPS VERSION : https://contirecovery.click YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. ---BEGIN ID--- 09jQum57GEaC6dXINhoTySXIkkLxxkowWNebpY38DVj9GHasji8TrCvgizYnqkMa ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.click

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ca4f97e15c6ddaa3276fbc56e716249dde1d2607f3b745933fedd9df3879751.exe
    "C:\Users\Admin\AppData\Local\Temp\2ca4f97e15c6ddaa3276fbc56e716249dde1d2607f3b745933fedd9df3879751.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{493E2A7D-D35C-4823-8312-DB6A87B45E66}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1608
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{493E2A7D-D35C-4823-8312-DB6A87B45E66}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1784
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1160

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1608-114-0x0000000000000000-mapping.dmp

  • memory/1784-115-0x0000000000000000-mapping.dmp