General

  • Target

    2023-06-03_1fb7ca6d6b4514a7bf4638781ba1fe54_crysis

  • Size

    92KB

  • Sample

    230606-jwqzlacf49

  • MD5

    1fb7ca6d6b4514a7bf4638781ba1fe54

  • SHA1

    6ae479c2054a9a244c9a8fd0becc2d6bc4f1f9c7

  • SHA256

    d270b772179e7258bb802d78e49c3f355010146bb38e73643a6ebb5b2805ca17

  • SHA512

    db4483ddfdbd5dec275b3cc4b5c7f730cb25956665c0b4d9827d91d3498d681d99100cefd9bca838aa8f97065060e8f35a46fab98442fc47f3a4b3275bda62ba

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AmQJn3UuE3zrSYDKSeKg2nXGc:Qw+asqN5aW/hLIQNBEDrFcKL

Malware Config

Extracted

Path

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

Ransom Note
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: cluster1@outlook.sa YOUR ID cluster@mailfence.com Free decryption as guarantee Before paying you can send us up to 3 files for free decryption. The total size of files must be less than 3Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ 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.
Emails

cluster1@outlook.sa

cluster@mailfence.com

Targets

    • Target

      2023-06-03_1fb7ca6d6b4514a7bf4638781ba1fe54_crysis

    • Size

      92KB

    • MD5

      1fb7ca6d6b4514a7bf4638781ba1fe54

    • SHA1

      6ae479c2054a9a244c9a8fd0becc2d6bc4f1f9c7

    • SHA256

      d270b772179e7258bb802d78e49c3f355010146bb38e73643a6ebb5b2805ca17

    • SHA512

      db4483ddfdbd5dec275b3cc4b5c7f730cb25956665c0b4d9827d91d3498d681d99100cefd9bca838aa8f97065060e8f35a46fab98442fc47f3a4b3275bda62ba

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4AmQJn3UuE3zrSYDKSeKg2nXGc:Qw+asqN5aW/hLIQNBEDrFcKL

    • 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 (313) files with added filename extension

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

    • Renames multiple (478) 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks