Overview

overview

10

Static

static

3

bcbda2b6b0...18.exe

windows7-x64

10

bcbda2b6b0...18.exe

windows10-2004-x64

10

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General

  • Target

    bcbda2b6b06e19096393bdecf201b6d3_JaffaCakes118

  • Size

    249KB

  • Sample

    240618-s8lp3szemb

  • MD5

    bcbda2b6b06e19096393bdecf201b6d3

  • SHA1

    8020f00ac69306910a62815964b52fdb999e2924

  • SHA256

    5d030decf5d33e780127fc2bdad12829dd62906a27cd4dafb48473d9d881eeee

  • SHA512

    0f855ab95ecfd289374f1d2acb9bb59f375bf520d7fb7a6d65b54fa953cdc0a34952a668c644f205810302d7b7b685317aea9fb9a1cb05d02f32383e86ad7dbd

  • SSDEEP

    6144:99xk5oIaePpAG/WTMYkG3Kyw8UML2dGexE41J:jxOoIaePpt/FYkG3Zw85Z4r

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 8F1E01BC 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:\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 1A92FB1A 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

      bcbda2b6b06e19096393bdecf201b6d3_JaffaCakes118

    • Size

      249KB

    • MD5

      bcbda2b6b06e19096393bdecf201b6d3

    • SHA1

      8020f00ac69306910a62815964b52fdb999e2924

    • SHA256

      5d030decf5d33e780127fc2bdad12829dd62906a27cd4dafb48473d9d881eeee

    • SHA512

      0f855ab95ecfd289374f1d2acb9bb59f375bf520d7fb7a6d65b54fa953cdc0a34952a668c644f205810302d7b7b685317aea9fb9a1cb05d02f32383e86ad7dbd

    • SSDEEP

      6144:99xk5oIaePpAG/WTMYkG3Kyw8UML2dGexE41J:jxOoIaePpt/FYkG3Zw85Z4r

    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 (311) 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

    • Loads dropped DLL

    • 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)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks