General

  • Target

    3929729e7b0f42902887cc1739b6dc23a2ae916e476e6ed32177d26a52f82d34

  • Size

    200KB

  • Sample

    220625-v7hcdadgdk

  • MD5

    fd80e80c66e845241f572f13aaf0d9d0

  • SHA1

    2af2cc6c7840e7a32e9460d8463a6d8a9c22c59a

  • SHA256

    3929729e7b0f42902887cc1739b6dc23a2ae916e476e6ed32177d26a52f82d34

  • SHA512

    424119a5989754e12cda7e4d66f0971afc28cd5f0dfcb1c125b2ff283b05c31617ec9b0fdaea815f7331c5dee7623b16d56028a90fac5d40c49f5e173d20c26d

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 admin@sectex.net Write this ID in the title of your message EA5B30DC In case of no answer in 24 hours write us to theese e-mails: admin@sectex.world 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

admin@sectex.net

admin@sectex.world

Targets

    • Target

      3929729e7b0f42902887cc1739b6dc23a2ae916e476e6ed32177d26a52f82d34

    • Size

      200KB

    • MD5

      fd80e80c66e845241f572f13aaf0d9d0

    • SHA1

      2af2cc6c7840e7a32e9460d8463a6d8a9c22c59a

    • SHA256

      3929729e7b0f42902887cc1739b6dc23a2ae916e476e6ed32177d26a52f82d34

    • SHA512

      424119a5989754e12cda7e4d66f0971afc28cd5f0dfcb1c125b2ff283b05c31617ec9b0fdaea815f7331c5dee7623b16d56028a90fac5d40c49f5e173d20c26d

    • 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

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