General

  • Target

    2024-06-11_15df1a27141d6b2a2d336915fce23fcd_crysis_dharma

  • Size

    92KB

  • Sample

    240611-rrbccazhrj

  • MD5

    15df1a27141d6b2a2d336915fce23fcd

  • SHA1

    a3ed11f833d0573e426c270c90a94949e6a2776c

  • SHA256

    567866d4d6135dbd34144ca45fcbb38d1fb873ccccf81c2c9992a4f046130693

  • SHA512

    1aca29449794acbb6ca5199de611a4a8bfa657c545ec1c943868b50e8dfc28f8f40c72b20467197672ffee487c71705f2eecdde3cf84a040d6e52b6523bcea04

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4AAIGJ0iPsaHy86Zt62nzwpdVJ6nbQP:ww+asqN5aW/hSqIkPGZwpdVJ0

Malware Config

Extracted

Path

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

Ransom Note
hunt All your files have been encrypted! Don't worry, you can return all your files! If you want to restore them, write to the mail: [email protected] YOUR ID [email protected] We strongly recommend that you do not use the services of intermediaries and first check the prices and conditions directly with us. The use of intermediaries may involve risks such as: -Overcharging: Intermediaries may charge inflated prices, resulting in improper additional costs to you. -Unjustified debit: There is a risk that your money may be stolen by intermediaries for personal use and they may claim that we did it. -Rejection of the transaction and termination of communication: Intermediaries may refuse to cooperate for personal reasons, which may result in termination of communication and make it difficult to resolve issues. We understand that data loss can be a critical issue, and we are proud to provide you with encrypted data recovery services. We strive to provide you with the highest level of confidence in our abilities and offer the following guarantees: ---Recovery demo: We provide the ability to decrypt up to three files up to 5 MB in size on a demo basis. Please note that these files should not contain important and critical data. Demo recovery is intended to demonstrate our skills and capabilities. ---Guaranteed Quality: We promise that when we undertake your data recovery, we will work with the utmost professionalism and attention to detail to ensure the best possible results. We use advanced technology and techniques to maximize the likelihood of a successful recovery. ---Transparent communication: Our team is always available to answer your questions and provide you with up-to-date information about the data recovery process. We appreciate your participation and feedback. 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_15df1a27141d6b2a2d336915fce23fcd_crysis_dharma

    • Size

      92KB

    • MD5

      15df1a27141d6b2a2d336915fce23fcd

    • SHA1

      a3ed11f833d0573e426c270c90a94949e6a2776c

    • SHA256

      567866d4d6135dbd34144ca45fcbb38d1fb873ccccf81c2c9992a4f046130693

    • SHA512

      1aca29449794acbb6ca5199de611a4a8bfa657c545ec1c943868b50e8dfc28f8f40c72b20467197672ffee487c71705f2eecdde3cf84a040d6e52b6523bcea04

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4AAIGJ0iPsaHy86Zt62nzwpdVJ6nbQP:ww+asqN5aW/hSqIkPGZwpdVJ0

    • 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 (316) files with added filename extension

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

    • 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)

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Execution

Windows Management Instrumentation

1
T1047

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

Impact

Inhibit System Recovery

2
T1490

Tasks