General

  • Target

    2024-06-11_e7336fd4620b673218b73b52d3d359f4_crysis_dharma

  • Size

    92KB

  • Sample

    240611-yl6pmazanj

  • MD5

    e7336fd4620b673218b73b52d3d359f4

  • SHA1

    ea64c1177ca3cd54a906a7a3ed93efb140305e5f

  • SHA256

    19cd6b2b765dae01da69b7070b96551a14237ea1b0192bb8282e76af07bef6ae

  • SHA512

    162d709c280ffd76a4482e1cab5c5609cbee0d547a13af6f6f7d086b193351d60136e7129c3e7de633335f93bd0a970982ad3446b27cb2e2c29325bb7e34783e

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4A3CnBt8WKuKZLlKYy2lsC:ww+asqN5aW/hSFEX8WKuulvyKsC

Malware Config

Extracted

Path

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

Ransom Note
DELTACAFES YOUR FILES ARE ENCRYPTED Don't worry, you can return all your files! ALL FILES ARE DOWLOADED TO OUR SERVER If you want to restore them, write to the mail: [email protected] YOUR ID [email protected] ATTENTION for DELTA We recommend you contact us directly to avoid overpaying agents 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_e7336fd4620b673218b73b52d3d359f4_crysis_dharma

    • Size

      92KB

    • MD5

      e7336fd4620b673218b73b52d3d359f4

    • SHA1

      ea64c1177ca3cd54a906a7a3ed93efb140305e5f

    • SHA256

      19cd6b2b765dae01da69b7070b96551a14237ea1b0192bb8282e76af07bef6ae

    • SHA512

      162d709c280ffd76a4482e1cab5c5609cbee0d547a13af6f6f7d086b193351d60136e7129c3e7de633335f93bd0a970982ad3446b27cb2e2c29325bb7e34783e

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4A3CnBt8WKuKZLlKYy2lsC:ww+asqN5aW/hSFEX8WKuulvyKsC

    • 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