General

  • Target

    2024-06-12_b7840237ed34351f79bbf3351bf7e5e3_crysis_dharma

  • Size

    92KB

  • Sample

    240612-r7zd4syfrf

  • MD5

    b7840237ed34351f79bbf3351bf7e5e3

  • SHA1

    b9ff29530db012fc7a323aa90eefc29d6238036e

  • SHA256

    d8f545d5d757afdbe4bcb33bd8007810b5a890752f3d8e295b309dd05783bb54

  • SHA512

    ff75642237040d83b67e56412c7a93cc2f97110726b7d876a48f6b300f4fa03c42ba0cd65347b34cc43413dcdd52c7ab03863eee32562b695ce0f1290864bb49

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4As4yxgrrMjNN5Pw0Pv7i+1ZvqwaC:ww+asqN5aW/hSG4yxgrrMjNN5Pw27XbK

Malware Config

Extracted

Path

C:\ProgramData\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: zombietry4o3nzeh.onion/?ticket=6aWH6i3Gxp3cXPpqzl_DF412234 Use Tor Browser to access this address. 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.
URLs

http://zombietry4o3nzeh.onion/?ticket=6aWH6i3Gxp3cXPpqzl_DF412234

Extracted

Path

C:\ProgramData\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: zombietry4o3nzeh.onion/?ticket=6aWH6i3Gxp3cXPpqzl_7EB446E2 Use Tor Browser to access this address. 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.
URLs

http://zombietry4o3nzeh.onion/?ticket=6aWH6i3Gxp3cXPpqzl_7EB446E2

Targets

    • Target

      2024-06-12_b7840237ed34351f79bbf3351bf7e5e3_crysis_dharma

    • Size

      92KB

    • MD5

      b7840237ed34351f79bbf3351bf7e5e3

    • SHA1

      b9ff29530db012fc7a323aa90eefc29d6238036e

    • SHA256

      d8f545d5d757afdbe4bcb33bd8007810b5a890752f3d8e295b309dd05783bb54

    • SHA512

      ff75642237040d83b67e56412c7a93cc2f97110726b7d876a48f6b300f4fa03c42ba0cd65347b34cc43413dcdd52c7ab03863eee32562b695ce0f1290864bb49

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4As4yxgrrMjNN5Pw0Pv7i+1ZvqwaC:ww+asqN5aW/hSG4yxgrrMjNN5Pw27XbK

    • 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 (320) 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