Overview

overview

10

Static

static

40ca770fe8...55.exe

windows7-x64

10

40ca770fe8...55.exe

windows10-2004-x64

10

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General

  • Target

    40ca770fe8a5c994872adf7e0f72ee131960ef65d34b88a66d7047b29f763055

  • Size

    2.0MB

  • Sample

    230126-f9bkaace95

  • MD5

    8bacbf2e386dbc47af1f1390e1bdbbf7

  • SHA1

    1101a108e9ae5aa0a0b905dd3cbbbaa05b7dd41d

  • SHA256

    40ca770fe8a5c994872adf7e0f72ee131960ef65d34b88a66d7047b29f763055

  • SHA512

    34b725360d187a13ff62bec0c74503096d4cef1201b969bef8f708038bcbb0860464e6d012ae7e616ff602549251c03d2664a780e0e57788ea5e1ee9046f5c97

  • SSDEEP

    49152:VnWl+qXj1FhW825PlJ0TJcttcCmIf+u9YZrpkN:VnWlRjTo82Pb0c0NZrqN

Score
10/10
dharmapersistenceransomwarespywarestealer

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 B20BCCC1 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 6B552E78 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

      40ca770fe8a5c994872adf7e0f72ee131960ef65d34b88a66d7047b29f763055

    • Size

      2.0MB

    • MD5

      8bacbf2e386dbc47af1f1390e1bdbbf7

    • SHA1

      1101a108e9ae5aa0a0b905dd3cbbbaa05b7dd41d

    • SHA256

      40ca770fe8a5c994872adf7e0f72ee131960ef65d34b88a66d7047b29f763055

    • SHA512

      34b725360d187a13ff62bec0c74503096d4cef1201b969bef8f708038bcbb0860464e6d012ae7e616ff602549251c03d2664a780e0e57788ea5e1ee9046f5c97

    • SSDEEP

      49152:VnWl+qXj1FhW825PlJ0TJcttcCmIf+u9YZrpkN:VnWlRjTo82Pb0c0NZrqN

    Score
    10/10
    dharmapersistenceransomwarespywarestealer

    • 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.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks