Analysis

  • max time kernel
    163s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    15-02-2022 19:52

General

  • Target

    e30779c98cc860a022ea2b144176f73387b7306160445c351fbb4de9133db045.exe

  • Size

    190KB

  • MD5

    2cf6ead51641c507bd8e159e5f8fde04

  • SHA1

    e65e0d2cea2d27bb10960200359829cd814b6a68

  • SHA256

    e30779c98cc860a022ea2b144176f73387b7306160445c351fbb4de9133db045

  • SHA512

    0903a5a85bbbe95e26f585ec3ee0560c8a6cb7403942a18da6b5ebaff67b430dc5afb0e00b7ed61425d07834d42517cdc98622332e4ee493145707079fca2d65

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.best 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--- EdKBszpVz7i9aIrMedNHe3uExMpz8Eot9fbCsY15OEUhJqECuuiljKTgA3E6nPSF ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.best

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

  • Drops desktop.ini file(s) 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 49 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e30779c98cc860a022ea2b144176f73387b7306160445c351fbb4de9133db045.exe
    "C:\Users\Admin\AppData\Local\Temp\e30779c98cc860a022ea2b144176f73387b7306160445c351fbb4de9133db045.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8D84F5DF-167E-44BC-B65F-610B82C3B339}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1308
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8D84F5DF-167E-44BC-B65F-610B82C3B339}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3884
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2284
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:1956
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3120

Network

MITRE ATT&CK Enterprise v6

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