General

  • Target

    2023-05-01_10e32edb068eec09bcb2c06e493d267c_crysis

  • Size

    92KB

  • Sample

    230503-dvt2zafc8s

  • MD5

    10e32edb068eec09bcb2c06e493d267c

  • SHA1

    0564166e48cf4873061197af92845aeb8003c79c

  • SHA256

    af1342c508451269009121f620068a7da6c848e360475e5017c8eb7199b1ecc6

  • SHA512

    26878fd95338f14ef3b64b0fcc97c2074b54e4454fd4ac2b4f22cd931f35456b38c41ac7259ccfb31cf7dd4b98851b2e2a6bd549956ff7a520971d459eadf69c

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AiGra1OVu/GajEpd6xFI51Mhv:Qw+asqN5aW/hLUGGsSGajGdT1

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! Don't worry, you can return all your files! If you want to restore them, write to the mail(herozerman@proton.com): herozerman@tutanota.com YOUR ID kollooria@xyzmailpro.com Free decryption as guarantee Before paying you can send us up to 3 files for free decryption. The total size of files must be less than 3Mb (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

mail(herozerman@proton.com

herozerman@tutanota.com

kollooria@xyzmailpro.com

Targets

    • Target

      2023-05-01_10e32edb068eec09bcb2c06e493d267c_crysis

    • Size

      92KB

    • MD5

      10e32edb068eec09bcb2c06e493d267c

    • SHA1

      0564166e48cf4873061197af92845aeb8003c79c

    • SHA256

      af1342c508451269009121f620068a7da6c848e360475e5017c8eb7199b1ecc6

    • SHA512

      26878fd95338f14ef3b64b0fcc97c2074b54e4454fd4ac2b4f22cd931f35456b38c41ac7259ccfb31cf7dd4b98851b2e2a6bd549956ff7a520971d459eadf69c

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4AiGra1OVu/GajEpd6xFI51Mhv:Qw+asqN5aW/hLUGGsSGajGdT1

    • 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