General

  • Target

    2024-06-11_d988b7c3ca76615d4ac781a967e922e7_crysis_dharma

  • Size

    92KB

  • Sample

    240611-rzhfma1cqp

  • MD5

    d988b7c3ca76615d4ac781a967e922e7

  • SHA1

    684296d0dd0716fe43f9c4ca7aa88ba736f8f54f

  • SHA256

    14f311852dd6f5263324f734f0398dce023a3f513fce52d9d54595506e4588c2

  • SHA512

    cf385d06e1da68a1da753ad9ce0741a26f438aafad57e32e502bfe55e956ed88b5bd0126e4342e64aa34852eae5a09b04cc646653aeb51dddf21122c8e0533ce

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4AZkicUnWkHfwPPRhzvDfYejZ9kw4n:ww+asqN5aW/hSsSnWkH2Rhz7f7Z9kw4n

Malware Config

Extracted

Path

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

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email [email protected] YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: [email protected] 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_d988b7c3ca76615d4ac781a967e922e7_crysis_dharma

    • Size

      92KB

    • MD5

      d988b7c3ca76615d4ac781a967e922e7

    • SHA1

      684296d0dd0716fe43f9c4ca7aa88ba736f8f54f

    • SHA256

      14f311852dd6f5263324f734f0398dce023a3f513fce52d9d54595506e4588c2

    • SHA512

      cf385d06e1da68a1da753ad9ce0741a26f438aafad57e32e502bfe55e956ed88b5bd0126e4342e64aa34852eae5a09b04cc646653aeb51dddf21122c8e0533ce

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4AZkicUnWkHfwPPRhzvDfYejZ9kw4n:ww+asqN5aW/hSsSnWkH2Rhz7f7Z9kw4n

    • 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 (312) files with added filename extension

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

    • 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

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks