General

  • Target

    2024-06-11_e68ee4b03f5bc6fe870e159a4d7c991c_crysis_dharma

  • Size

    92KB

  • Sample

    240611-yl2qnszamm

  • MD5

    e68ee4b03f5bc6fe870e159a4d7c991c

  • SHA1

    7d5d73b48a82dfb31b36588dd17eebadeef12f73

  • SHA256

    b6e274cac27af4835e1d456645b7a6b6831bff0eb44fc83cc62f9eb873881c9e

  • SHA512

    7bda659289c3e01d63d15ee539902598ff2253051b6c1fadfbb16d38a327a9aa4b418e1cd46315c66d567e37e09ea019c96239194cd19bb4ba87c40ead3c6755

  • SSDEEP

    1536:GBwl+KXpsqN5vlwWYyhZ9S4A4MwdGxrYhw0E/ov24RylCt/mradAbNB:ww+asqN5aW/hScdGxrYP24RFB2adAh

Malware Config

Extracted

Path

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

Ransom Note
FILES 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] ATTENTION 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_e68ee4b03f5bc6fe870e159a4d7c991c_crysis_dharma

    • Size

      92KB

    • MD5

      e68ee4b03f5bc6fe870e159a4d7c991c

    • SHA1

      7d5d73b48a82dfb31b36588dd17eebadeef12f73

    • SHA256

      b6e274cac27af4835e1d456645b7a6b6831bff0eb44fc83cc62f9eb873881c9e

    • SHA512

      7bda659289c3e01d63d15ee539902598ff2253051b6c1fadfbb16d38a327a9aa4b418e1cd46315c66d567e37e09ea019c96239194cd19bb4ba87c40ead3c6755

    • SSDEEP

      1536:GBwl+KXpsqN5vlwWYyhZ9S4A4MwdGxrYhw0E/ov24RylCt/mradAbNB:ww+asqN5aW/hScdGxrYP24RFB2adAh

    • 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