General

  • Target

    3d8713641264c41cd6784c5569c1447299fba88633070e40e70bb3ae2b4c5a4e.exe

  • Size

    928KB

  • Sample

    240723-tnzxms1eqh

  • MD5

    2dc4adf06247b4ed9031a53ef910626c

  • SHA1

    789437e946b3e8d1ccd14ee70e42c7d89ba054b2

  • SHA256

    3d8713641264c41cd6784c5569c1447299fba88633070e40e70bb3ae2b4c5a4e

  • SHA512

    9e6eaa4b27e2d6bc1306c33e74465256fab086972680d3a0014cafca8f22bbf865ffaa0f81332ffef83287252faf2ca0c7f369d11412b19ffb57e8e72ea5e0ae

  • SSDEEP

    24576:oUY29aeV/XqzB+qv6w8zJx/W2nz9dPOmX:oUYMPqzFvT8/W2nznP

Malware Config

Extracted

Path

C:\ProgramData\readme.txt

Ransom Note
Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom You can contact us and decrypt one file for free on this TOR site (you should download and install TOR browser first https://torproject.org) https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion/ Your company id for log in: 41bdf082-8936-4e21-9f70-5446160a730f
URLs

https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion/

Targets

    • Target

      3d8713641264c41cd6784c5569c1447299fba88633070e40e70bb3ae2b4c5a4e.exe

    • Size

      928KB

    • MD5

      2dc4adf06247b4ed9031a53ef910626c

    • SHA1

      789437e946b3e8d1ccd14ee70e42c7d89ba054b2

    • SHA256

      3d8713641264c41cd6784c5569c1447299fba88633070e40e70bb3ae2b4c5a4e

    • SHA512

      9e6eaa4b27e2d6bc1306c33e74465256fab086972680d3a0014cafca8f22bbf865ffaa0f81332ffef83287252faf2ca0c7f369d11412b19ffb57e8e72ea5e0ae

    • SSDEEP

      24576:oUY29aeV/XqzB+qv6w8zJx/W2nz9dPOmX:oUYMPqzFvT8/W2nznP

    • Black Basta

      A ransomware family targeting Windows and Linux ESXi first seen in February 2022.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (7239) files with added filename extension

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

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks