General

  • Target

    4b8271802c7cfec3b5258b581f4cb871edcc0c7bfb3bb7621707bdca094049a0.sample

  • Size

    92KB

  • Sample

    210726-p8a36z6vje

  • MD5

    0aaad9fd6d9de6a189e89709e052f06b

  • SHA1

    1a41edb2e59bc56ddb7a8206ac250812452421c5

  • SHA256

    4b8271802c7cfec3b5258b581f4cb871edcc0c7bfb3bb7621707bdca094049a0

  • SHA512

    fdf293692e7a8cb1aad85c383b7f1d050da20351ce5800889238208991420ef2c9e8797b2cd90e33b1e88288e29cf7578cebfb9ee7593c73699ea67327b83336

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 who8@mail.fr Write this ID in the title of your message 216A3C12 In case of no answer in 24 hours write us to theese e-mails: who8@mail.fr 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.
Emails

who8@mail.fr

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 who8@mail.fr Write this ID in the title of your message FC93C123 In case of no answer in 24 hours write us to theese e-mails: who8@mail.fr 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.
Emails

who8@mail.fr

Targets

    • Target

      4b8271802c7cfec3b5258b581f4cb871edcc0c7bfb3bb7621707bdca094049a0.sample

    • Size

      92KB

    • MD5

      0aaad9fd6d9de6a189e89709e052f06b

    • SHA1

      1a41edb2e59bc56ddb7a8206ac250812452421c5

    • SHA256

      4b8271802c7cfec3b5258b581f4cb871edcc0c7bfb3bb7621707bdca094049a0

    • SHA512

      fdf293692e7a8cb1aad85c383b7f1d050da20351ce5800889238208991420ef2c9e8797b2cd90e33b1e88288e29cf7578cebfb9ee7593c73699ea67327b83336

    • 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.

    • 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