General

  • Target

    56be13d8c1180b19cf050f76b6c58fa148d73d8cc0de9bb924f52248ed7ebf3e

  • Size

    604KB

  • Sample

    220725-b9xejaaacq

  • MD5

    4b3972256cca6a6a124ef3b246b5783a

  • SHA1

    a2d6ae5829004b08f7b31b91ea74538de8bc51cd

  • SHA256

    56be13d8c1180b19cf050f76b6c58fa148d73d8cc0de9bb924f52248ed7ebf3e

  • SHA512

    6cee5f0c521c9391fffefeebae6dce9b6a782d8f512ced3f07f4d076e75012c8e33a19be608bb02fba038175d7c7c79b4ed62b409a7591c47891b7902c96d15f

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3762437355-3468409815-1164039494-1000\RECOVER+gankh.TXT

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/498512E771D348F2 2. http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/498512E771D348F2 3. http://nn54djhfnrnm4dnjnerfsd.replylaten.at/498512E771D348F2 If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization 3. Type in the address bar: fwgrhsao3aoml7ej.onion/498512E771D348F2 4. Follow the instructions on the site. !!! IMPORTANT INFORMATION: !!! Your personal pages: http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/498512E771D348F2 http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/498512E771D348F2 http://nn54djhfnrnm4dnjnerfsd.replylaten.at/498512E771D348F2 !!! Your personal page Tor-Browser: fwgrhsao3aoml7ej.onion/498512E771D348F2 !!! Your personal identification ID: 498512E771D348F2
URLs

http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/498512E771D348F2

http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/498512E771D348F2

http://nn54djhfnrnm4dnjnerfsd.replylaten.at/498512E771D348F2

http://fwgrhsao3aoml7ej.onion/498512E771D348F2

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-2660308776-3705150086-26593515-1000\RECOVER+kjybu.TXT

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/A0E9F531FFFD7231 2. http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/A0E9F531FFFD7231 3. http://nn54djhfnrnm4dnjnerfsd.replylaten.at/A0E9F531FFFD7231 If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization 3. Type in the address bar: fwgrhsao3aoml7ej.onion/A0E9F531FFFD7231 4. Follow the instructions on the site. !!! IMPORTANT INFORMATION: !!! Your personal pages: http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/A0E9F531FFFD7231 http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/A0E9F531FFFD7231 http://nn54djhfnrnm4dnjnerfsd.replylaten.at/A0E9F531FFFD7231 !!! Your personal page Tor-Browser: fwgrhsao3aoml7ej.onion/A0E9F531FFFD7231 !!! Your personal identification ID: A0E9F531FFFD7231
URLs

http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/A0E9F531FFFD7231

http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/A0E9F531FFFD7231

http://nn54djhfnrnm4dnjnerfsd.replylaten.at/A0E9F531FFFD7231

http://fwgrhsao3aoml7ej.onion/A0E9F531FFFD7231

Targets

    • Target

      56be13d8c1180b19cf050f76b6c58fa148d73d8cc0de9bb924f52248ed7ebf3e

    • Size

      604KB

    • MD5

      4b3972256cca6a6a124ef3b246b5783a

    • SHA1

      a2d6ae5829004b08f7b31b91ea74538de8bc51cd

    • SHA256

      56be13d8c1180b19cf050f76b6c58fa148d73d8cc0de9bb924f52248ed7ebf3e

    • SHA512

      6cee5f0c521c9391fffefeebae6dce9b6a782d8f512ced3f07f4d076e75012c8e33a19be608bb02fba038175d7c7c79b4ed62b409a7591c47891b7902c96d15f

    • suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

      suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks