Resubmissions

16-03-2024 19:39

240316-yc7kkaae5w 10

10-03-2024 13:40

240310-qykzpadh8w 10

10-03-2024 12:36

240310-psyg6acg33 10

General

  • Target

    CONTI.exe.vir

  • Size

    196KB

  • Sample

    240310-psyg6acg33

  • MD5

    58b16b1ea734d18960927cd68040c72d

  • SHA1

    ab31613ceb08db6aea6b90370e259be1e9243070

  • SHA256

    58ca4e482db7cf5c924256e53d8516d422e76cf4b85b43dc2b9ba0c7cb471ff7

  • SHA512

    7b2b180005974afef8be76431c06eb22910d67863d80f738999030aa0a9707421ecb847a864b9a1c2a4fd03909fd35377d44276e69586a33c2fcb8ce4c8371f1

  • SSDEEP

    3072:CLJGBP1t82ETTwPAobQ3tOqmb14Gul22QZkN7S44EXZ50Rx6:gJEPCTwPp03YqyNulakHu6

Malware Config

Extracted

Path

C:\Program Files (x86)\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.top/ 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--- 3oGjGn43irQZrKl1Tykk77x4alv7UkOkD9ru3aywuSN0ufrLAF1rZS40oEtMRe2j ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.top/

Targets

    • Target

      CONTI.exe.vir

    • Size

      196KB

    • MD5

      58b16b1ea734d18960927cd68040c72d

    • SHA1

      ab31613ceb08db6aea6b90370e259be1e9243070

    • SHA256

      58ca4e482db7cf5c924256e53d8516d422e76cf4b85b43dc2b9ba0c7cb471ff7

    • SHA512

      7b2b180005974afef8be76431c06eb22910d67863d80f738999030aa0a9707421ecb847a864b9a1c2a4fd03909fd35377d44276e69586a33c2fcb8ce4c8371f1

    • SSDEEP

      3072:CLJGBP1t82ETTwPAobQ3tOqmb14Gul22QZkN7S44EXZ50Rx6:gJEPCTwPp03YqyNulakHu6

    • Conti Ransomware

      Ransomware generally thought to be a successor to Ryuk.

    • Renames multiple (7935) files with added filename extension

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Checks system information in the registry

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

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Tasks