Overview

overview

10

Static

static

3

TeslaCrypt-1.exe

windows7-x64

10

TeslaCrypt-1.exe

windows10-2004-x64

3

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General

  • Target

    TeslaCrypt-1.exe

  • Size

    257KB

  • Sample

    241120-x6j6pa1rdv

  • MD5

    6e080aa085293bb9fbdcc9015337d309

  • SHA1

    51b4ef5dc9d26b7a26e214cee90598631e2eaa67

  • SHA256

    9b462800f1bef019d7ec00098682d3ea7fc60e6721555f616399228e4e3ad122

  • SHA512

    4e173fb5287c7ea8ff116099ec1a0599b37f743f8b798368319b5960af38e742124223dfd209457665b701e9efc6e76071fa2513322b232ac50ddad21fcebe77

  • SSDEEP

    6144:xy+als+0nIycigV5cbEo6dZbBODPIsjQ/UFsYW:xy+aCFnIycigVSbObBODTMUd

Score
10/10
defense_evasiondiscoveryexecutionimpactpersistenceransomware

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\HELP_RESTORE_FILES.txt

Ransom Note
All your documents, photos, databases and other important files have been encrypted with strongest encryption RSA-2048 key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main encryptor red window, examine it and follow the instructions. Otherwise, it seems that you or your antivirus deleted the encryptor program. Now you have the last chance to decrypt your files. Open http://3kxwjihmkgibht2s.wh47f2as19.com or http://34r6hq26q2h4jkzj.7hwr34n18.com , https://3kxwjihmkgibht2s.s5.tor-gateways.de/ in your browser. They are public gates to the secret server. Copy and paste the following Bitcoin address in the input form on server. Avoid missprints. 19aqfVmho8vBNf6mL2Eh7zE5ZEbEYfXAHw Follow the instructions on the server. If you have problems with gates, use direct connection: 1. Download Tor Browser from http://torproject.org 2. In the Tor Browser open the http://34r6hq26q2h4jkzj.onion/ Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. Copy and paste the following Bitcoin address in the input form on server. Avoid missprints. 19aqfVmho8vBNf6mL2Eh7zE5ZEbEYfXAHw Follow the instructions on the server.
Wallets

19aqfVmho8vBNf6mL2Eh7zE5ZEbEYfXAHw

URLs

http://3kxwjihmkgibht2s.wh47f2as19.com

http://34r6hq26q2h4jkzj.7hwr34n18.com

https://3kxwjihmkgibht2s.s5.tor-gateways.de/

http://34r6hq26q2h4jkzj.onion/

Targets

    • Target

      TeslaCrypt-1.exe

    • Size

      257KB

    • MD5

      6e080aa085293bb9fbdcc9015337d309

    • SHA1

      51b4ef5dc9d26b7a26e214cee90598631e2eaa67

    • SHA256

      9b462800f1bef019d7ec00098682d3ea7fc60e6721555f616399228e4e3ad122

    • SHA512

      4e173fb5287c7ea8ff116099ec1a0599b37f743f8b798368319b5960af38e742124223dfd209457665b701e9efc6e76071fa2513322b232ac50ddad21fcebe77

    • SSDEEP

      6144:xy+als+0nIycigV5cbEo6dZbBODPIsjQ/UFsYW:xy+aCFnIycigVSbObBODTMUd

    Score
    10/10
    defense_evasiondiscoveryexecutionimpactpersistenceransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (366) files with added filename extension

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

      ransomware

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks