General

  • Target

    6b99139d51f3413a035a0f158c68db3eaba474659bacce952560dbb1cc3bb7ff

  • Size

    92KB

  • Sample

    220305-vykq5sggc9

  • MD5

    ca544a12a971b8251ae847f80cdbfabb

  • SHA1

    6b9cd05633621ec9cafaed053cdd80cfc5ca41ee

  • SHA256

    6b99139d51f3413a035a0f158c68db3eaba474659bacce952560dbb1cc3bb7ff

  • SHA512

    6276bdf588e452dcfc919adeb7d240d8451fe92d2a808b81eac929b1292ef43d557291a518a5f65c2856eec016256181d8ab79ba3ab0cb716d6fd9428d0b05d8

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 [email protected] Write this ID in the title of your message 076E888B In case of no answer in 24 hours write us to theese e-mails: [email protected] 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 1 file for free decryption. The total size of files must be less than 1Mb (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.

Extracted

Path

C:\ProgramData\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 [email protected] Write this ID in the title of your message 36B86405 In case of no answer in 24 hours write us to theese e-mails: [email protected] 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 1 file for free decryption. The total size of files must be less than 1Mb (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.

Targets

    • Target

      6b99139d51f3413a035a0f158c68db3eaba474659bacce952560dbb1cc3bb7ff

    • Size

      92KB

    • MD5

      ca544a12a971b8251ae847f80cdbfabb

    • SHA1

      6b9cd05633621ec9cafaed053cdd80cfc5ca41ee

    • SHA256

      6b99139d51f3413a035a0f158c68db3eaba474659bacce952560dbb1cc3bb7ff

    • SHA512

      6276bdf588e452dcfc919adeb7d240d8451fe92d2a808b81eac929b1292ef43d557291a518a5f65c2856eec016256181d8ab79ba3ab0cb716d6fd9428d0b05d8

    • 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.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • 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 Enterprise v6

Tasks