General

  • Target

    395b55bb116ceb724fac89889e4719c2b8d91f73437d60e07fbca762a246cc60

  • Size

    292KB

  • Sample

    220625-m8b8rahfgk

  • MD5

    7a71be9c85444f8bfcad3463dd84e242

  • SHA1

    0775df3a5fcc74b19f2253d87a6cf52b5f89ddea

  • SHA256

    395b55bb116ceb724fac89889e4719c2b8d91f73437d60e07fbca762a246cc60

  • SHA512

    ba38918eb41b16ca5b53da86a632c39cfa0d9b92dab7ef96d983b8f68cf83435c0bde74f202ad9714fa62501409d429b3cb039fb397ccca7c3a4093a0708c902

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail coding_434@tutanota.com Write this ID in the title of your message 8694C368 In case of no answer in 24 hours write us to theese e-mails: coding_434@tutanota.com You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 5 files for free decryption. The total size of files must be less than 10Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
Emails

coding_434@tutanota.com

Targets

    • Target

      395b55bb116ceb724fac89889e4719c2b8d91f73437d60e07fbca762a246cc60

    • Size

      292KB

    • MD5

      7a71be9c85444f8bfcad3463dd84e242

    • SHA1

      0775df3a5fcc74b19f2253d87a6cf52b5f89ddea

    • SHA256

      395b55bb116ceb724fac89889e4719c2b8d91f73437d60e07fbca762a246cc60

    • SHA512

      ba38918eb41b16ca5b53da86a632c39cfa0d9b92dab7ef96d983b8f68cf83435c0bde74f202ad9714fa62501409d429b3cb039fb397ccca7c3a4093a0708c902

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Drops startup file

    • 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

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks