Overview

overview

10

Static

static

17ac91a362...a1.exe

windows7_x64

10

17ac91a362...a1.exe

windows10_x64

10

Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    03-11-2021 15:00

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General

  • Target

    17ac91a36237d8f37dcee961ba74c9310a45c009780ea092c3a1e428870ff8a1.exe

  • Size

    194KB

  • MD5

    f05d144d8921004f1c082c88acbaefa4

  • SHA1

    d8959168b7bb5b22cd146789d1c0be199320de7d

  • SHA256

    17ac91a36237d8f37dcee961ba74c9310a45c009780ea092c3a1e428870ff8a1

  • SHA512

    e18e2742889ad767804b5770be35b4dafa5f91a43a517b3d71ee29d6ed6f34dc46f2515dfd3144a51e85e05f46f7ea2b59c0851b5965411628fd9e17c4647b72

Score
10/10
contiransomwarespywarestealer

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.ws 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--- fqAM1Wjx6ZFKZezjt1CnsVfuNcsFUvsiwLgufIXADXkqyWAWww27zBekvcfCaTzh ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.ws

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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\17ac91a36237d8f37dcee961ba74c9310a45c009780ea092c3a1e428870ff8a1.exe
    "C:\Users\Admin\AppData\Local\Temp\17ac91a36237d8f37dcee961ba74c9310a45c009780ea092c3a1e428870ff8a1.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4048
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{2D3E78C1-16F5-45C2-8C51-8B602BF398FB}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4580
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{2D3E78C1-16F5-45C2-8C51-8B602BF398FB}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4460
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

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Downloads

  • memory/4460-116-0x0000000000000000-mapping.dmp
    Download
  • memory/4580-115-0x0000000000000000-mapping.dmp
    Download