General

  • Target

    1398be5280bdfc67179822e32d2d39e3e36afac05f88f3267cc7a1a63a3bdb68

  • Size

    92KB

  • Sample

    201109-m8xmdnwj66

  • MD5

    056c04012a484b193db9df09f552c692

  • SHA1

    f0d841a37159cd1b5c974fad955f97f096587efc

  • SHA256

    1398be5280bdfc67179822e32d2d39e3e36afac05f88f3267cc7a1a63a3bdb68

  • SHA512

    486c2aa153e5979eba449b7726902dd58bb161de77479f102f57904c9776a33e0ce84cefb412b10c6658528abcf2864f96b16626b9c0ca0d039828b1919482c1

Malware Config

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 1Buba@protonmail.com Write this ID in the title of your message 518988E9 In case of no answer in 24 hours write us to theese e-mails: 1Buba@protonmail.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 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.
Emails

1Buba@protonmail.com

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 1Buba@protonmail.com Write this ID in the title of your message 4A5FD926 In case of no answer in 24 hours write us to theese e-mails: 1Buba@protonmail.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 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.
Emails

1Buba@protonmail.com

Targets

    • Target

      1398be5280bdfc67179822e32d2d39e3e36afac05f88f3267cc7a1a63a3bdb68

    • Size

      92KB

    • MD5

      056c04012a484b193db9df09f552c692

    • SHA1

      f0d841a37159cd1b5c974fad955f97f096587efc

    • SHA256

      1398be5280bdfc67179822e32d2d39e3e36afac05f88f3267cc7a1a63a3bdb68

    • SHA512

      486c2aa153e5979eba449b7726902dd58bb161de77479f102f57904c9776a33e0ce84cefb412b10c6658528abcf2864f96b16626b9c0ca0d039828b1919482c1

    • 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.

    • 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

    • Modifies service

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Modify Existing Service

1
T1031

Defense Evasion

File Deletion

2
T1107

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks