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_e3840d3ae2255fe5a8414f0da16f877c_crysis_dharma

  • Size

    92KB

  • Sample

    240611-qq36asyfmn

  • MD5

    e3840d3ae2255fe5a8414f0da16f877c

  • SHA1

    2fa8674341a726bccbc990346f142577d915f55b

  • SHA256

    9959ff057928c12048a361533d4c37449336cc6be2396d81e1f9c0976f969075

  • SHA512

    633b91b8f49b2901c8bbfb064f92952c7b81f1c2882e6d00f374eabe65aa089800ce347c339f965d38cc1ad845b210a6f3e5efa0d54bc56b00c0c43b9a420b52

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4AMx1QvXxrCA4/6yqdZ7wWEf:ww+asqN5aW/hS8kbyqdREf

Score
10/10
dharmadefense_evasionexecutionimpactpersistenceransomwarespywarestealer

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 022C674C 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:\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 3A4A29D5 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

      2024-06-11_e3840d3ae2255fe5a8414f0da16f877c_crysis_dharma

    • Size

      92KB

    • MD5

      e3840d3ae2255fe5a8414f0da16f877c

    • SHA1

      2fa8674341a726bccbc990346f142577d915f55b

    • SHA256

      9959ff057928c12048a361533d4c37449336cc6be2396d81e1f9c0976f969075

    • SHA512

      633b91b8f49b2901c8bbfb064f92952c7b81f1c2882e6d00f374eabe65aa089800ce347c339f965d38cc1ad845b210a6f3e5efa0d54bc56b00c0c43b9a420b52

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4AMx1QvXxrCA4/6yqdZ7wWEf:ww+asqN5aW/hS8kbyqdREf

    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 (322) 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