Overview

overview

10

Static

static

3

96812dc56f...c2.exe

windows7-x64

10

96812dc56f...c2.exe

windows7-x64

10

96812dc56f...c2.exe

windows10-1703-x64

10

96812dc56f...c2.exe

windows10-2004-x64

10

96812dc56f...c2.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    180s
  • max time network
    203s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16-04-2024 11:09

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General

  • Target

    96812dc56ffc07d9260b60dadd9729b1aaf29d426970f9385fad87d99d4578c2.exe

  • Size

    185KB

  • MD5

    fe788ba47f0a49329fd241a942bab938

  • SHA1

    186e444c12d81a6c18e2f8eb66459a354c2ed25b

  • SHA256

    96812dc56ffc07d9260b60dadd9729b1aaf29d426970f9385fad87d99d4578c2

  • SHA512

    673f9770ff7e7e1ac39b33513959f78298df4102e4322dddd2e745a313c0ecbab2ca732d14e6a916ba2165c40a5e6e48d1377618ff3a7d73085ac860be4340de

  • SSDEEP

    3072:XqS7gtGIeq8KxrvRp1MImcZeuLaxugfCJsOlq8WkJK0BOog/Tt3onM9kHpOBae4/:aS7gtyuzFxm16axugfqlMw5g5BkOdSlr

Score
10/10
contiransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\R3ADM3.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI ransomware. If you try to use any additional recovery software - the files might be damaged or lost. To make sure that we REALLY CAN recover data - we offer you to decrypt samples. You can contact us for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion HTTPS VERSION : https://contirecovery.info YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded your 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 ASAP. ---BEGIN ID--- zJDnMLlK6tLZXk1WL8IzzvpbV1mgmIHZOkF25hbQIFEDjCA0navQ0z9H4n3QtAmB ---END ID---
URLs

http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion

https://contirecovery.info

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Renames multiple (7956) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    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 desktop.ini file(s) 30 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\96812dc56ffc07d9260b60dadd9729b1aaf29d426970f9385fad87d99d4578c2.exe
    "C:\Users\Admin\AppData\Local\Temp\96812dc56ffc07d9260b60dadd9729b1aaf29d426970f9385fad87d99d4578c2.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B88F00FF-FD47-4D2F-92F5-F51A5C5F3ADB}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3708
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B88F00FF-FD47-4D2F-92F5-F51A5C5F3ADB}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3780
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4256

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\ProgramData\R3ADM3.txt
    Filesize

    846B

    MD5

    1faf49045a09c14d8540fb0d9d595de4

    SHA1

    bbf25516d2d69d397f1eabcc0c128b29f0627cc6

    SHA256

    90a3c5e5ecd61cfc66f58049ddeb5b6c13c4b9eee78443778c5e57ee59fb2252

    SHA512

    e38301a45bbf5c04542a52c677d7be4c66d2d44a284788a102139e05920ba4cb164e13dc77ada3fb326032223b554da3421334ba53abb87b85e2869e71dcef1e

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