General

  • Target

    2024-04-10_5b3f40d956be53a1e5acbb36124ed577_crysis_dharma

  • Size

    92KB

  • Sample

    240410-d6c8lacf92

  • MD5

    5b3f40d956be53a1e5acbb36124ed577

  • SHA1

    bd077f5467d840e3e782841b687c61512b96bc47

  • SHA256

    e2636c32991e3e8b061d88daf3e769a6263d9a02ee27eae9a2e78ccf3ef1fec5

  • SHA512

    b6ab8ccbc8fdbef4dff66f1062e4ea37da1f76421e306b4cf7a43f58fe9e520bd8ba29363e8897b55a98facf42a52215386506aeebf8e93551e00c96edee3e78

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4Ab6FDs1AtY4cvCPu5KLp+f87:Qw+asqN5aW/hL96FDs1ADPiipc87

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
HWABAG! All your files have been encrypted due you being pure NAS coal. If you want to restore them, post a thread on this website: https://soyjak.party/raid/ Write this ID in the subject of your post: A3A1973B In case of no answer in 24 hours contact us at this e-mail: cobson@hwabag.us 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.
Emails

cobson@hwabag.us

URLs

https://soyjak.party/raid/

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
HWABAG! All your files have been encrypted due you being pure NAS coal. If you want to restore them, post a thread on this website: https://soyjak.party/raid/ Write this ID in the subject of your post: 0C99FD02 In case of no answer in 24 hours contact us at this e-mail: cobson@hwabag.us 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.
Emails

cobson@hwabag.us

URLs

https://soyjak.party/raid/

Targets

    • Target

      2024-04-10_5b3f40d956be53a1e5acbb36124ed577_crysis_dharma

    • Size

      92KB

    • MD5

      5b3f40d956be53a1e5acbb36124ed577

    • SHA1

      bd077f5467d840e3e782841b687c61512b96bc47

    • SHA256

      e2636c32991e3e8b061d88daf3e769a6263d9a02ee27eae9a2e78ccf3ef1fec5

    • SHA512

      b6ab8ccbc8fdbef4dff66f1062e4ea37da1f76421e306b4cf7a43f58fe9e520bd8ba29363e8897b55a98facf42a52215386506aeebf8e93551e00c96edee3e78

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4Ab6FDs1AtY4cvCPu5KLp+f87:Qw+asqN5aW/hL96FDs1ADPiipc87

    • 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.

    • Renames multiple (313) files with added filename extension

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

    • Blocklisted process makes network request

    • 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.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks