General

  • Target

    2024-07-01_511738859da1bb1e49d6391927d63783_crysis_dharma

  • Size

    92KB

  • Sample

    240701-qpfnlstfnd

  • MD5

    511738859da1bb1e49d6391927d63783

  • SHA1

    fe7ac5b4d0372b513c13f2c8f23b0a59019773bf

  • SHA256

    20ce14d53c4c1018a9c3a9fe6bffa498cfbf437b6c332c65354a84c876732fdf

  • SHA512

    bd67af55703f3c71a92947602ce9e5989b856bd8c59952bc70c784c39dbf5d62a0586895ac047d5bde3f90b7f6a3d6de043d3d60898b69b558e60ba36fc821fb

  • SSDEEP

    1536:0Bwl+KXpsqN5vlwWYyh69S4AnT2TtLjXZ67McsRmaBNSaHRl63:ew+asqN5aW/h5RgjXZ675aBNBO

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 [email protected] Write this ID in the title of your message 5E2758FE 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 010BF27F 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

      2024-07-01_511738859da1bb1e49d6391927d63783_crysis_dharma

    • Size

      92KB

    • MD5

      511738859da1bb1e49d6391927d63783

    • SHA1

      fe7ac5b4d0372b513c13f2c8f23b0a59019773bf

    • SHA256

      20ce14d53c4c1018a9c3a9fe6bffa498cfbf437b6c332c65354a84c876732fdf

    • SHA512

      bd67af55703f3c71a92947602ce9e5989b856bd8c59952bc70c784c39dbf5d62a0586895ac047d5bde3f90b7f6a3d6de043d3d60898b69b558e60ba36fc821fb

    • SSDEEP

      1536:0Bwl+KXpsqN5vlwWYyh69S4AnT2TtLjXZ67McsRmaBNSaHRl63:ew+asqN5aW/h5RgjXZ675aBNBO

    • 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.

    • Renames multiple (315) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • 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 v15

Tasks