Overview

overview

10

Static

static

10

2024-06-11...ma.exe

windows7-x64

10

2024-06-11...ma.exe

windows10-2004-x64

10

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General

  • Target

    2024-06-11_283cc37f7ec6547e7c791e5cf6e13f7d_crysis_dharma

  • Size

    92KB

  • Sample

    240611-lcq7cssejk

  • MD5

    283cc37f7ec6547e7c791e5cf6e13f7d

  • SHA1

    85ba450c20410805f75c98c341a20bc0cb8fd5b6

  • SHA256

    4ef86d3fe7ca65dc140d91940843f6cc49bc0fb95005a6d8cb0779459bf08d9c

  • SHA512

    4c28e935a5ea5ee1de09daa524c5f1a1dee61a7a48bbfda8d02b5f22a006a1a7e77652c8954aef29035f9b3e8c2316c942efe6daccae576f20fc4ef6c0504e04

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4AdNd02jORTLYMOa8zO88si11r:ww+asqN5aW/hS/1juPfGzOkG

Score
10/10
dharmadefense_evasionexecutionimpactpersistenceransomwarespywarestealer

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 D24839A2 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 5 files for free decryption. The total size of files must be less than 10Mb (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 627855DB 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 5 files for free decryption. The total size of files must be less than 10Mb (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

      2024-06-11_283cc37f7ec6547e7c791e5cf6e13f7d_crysis_dharma

    • Size

      92KB

    • MD5

      283cc37f7ec6547e7c791e5cf6e13f7d

    • SHA1

      85ba450c20410805f75c98c341a20bc0cb8fd5b6

    • SHA256

      4ef86d3fe7ca65dc140d91940843f6cc49bc0fb95005a6d8cb0779459bf08d9c

    • SHA512

      4c28e935a5ea5ee1de09daa524c5f1a1dee61a7a48bbfda8d02b5f22a006a1a7e77652c8954aef29035f9b3e8c2316c942efe6daccae576f20fc4ef6c0504e04

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4AdNd02jORTLYMOa8zO88si11r:ww+asqN5aW/hS/1juPfGzOkG

    Score
    10/10
    dharmadefense_evasionexecutionimpactpersistenceransomwarespywarestealer

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

      ransomwaredharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (315) files with added filename extension

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

      ransomware

    • 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.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks