General

  • Target

    4c595e8e612d7663804656ecfb65d3a833e585652ba8f15f486611873420e9a1.exe

  • Size

    7.2MB

  • Sample

    241103-c67a1asfjh

  • MD5

    8f1eaaf77aa07ceb4af188ab50db4ed3

  • SHA1

    15148c0a2044805762d8494600386f49aec07b55

  • SHA256

    4c595e8e612d7663804656ecfb65d3a833e585652ba8f15f486611873420e9a1

  • SHA512

    d8ffa382cb99d3d7a1659a66fe6d586fea42aec9c21243e3d9b03928faf139809a435cb51dd0ec8ca5902b60a3effe8847637751a4075297ca189b4515e1ffcc

  • SSDEEP

    49152:MiZLYKiEYSkVodi19NPftSFwkrJxWxhlMOkj7EqTUOgA37MJ+WftYs:

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\read_it.txt

Family

chaos

Ransom Note
----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypted Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com Payment informationAmount: 0.0145 BTC Bitcoin Address: 1Fv8VepbEL9tVmBAzu5zvH8JcLDopUVfoS
Wallets

1Fv8VepbEL9tVmBAzu5zvH8JcLDopUVfoS

Targets

    • Target

      4c595e8e612d7663804656ecfb65d3a833e585652ba8f15f486611873420e9a1.exe

    • Size

      7.2MB

    • MD5

      8f1eaaf77aa07ceb4af188ab50db4ed3

    • SHA1

      15148c0a2044805762d8494600386f49aec07b55

    • SHA256

      4c595e8e612d7663804656ecfb65d3a833e585652ba8f15f486611873420e9a1

    • SHA512

      d8ffa382cb99d3d7a1659a66fe6d586fea42aec9c21243e3d9b03928faf139809a435cb51dd0ec8ca5902b60a3effe8847637751a4075297ca189b4515e1ffcc

    • SSDEEP

      49152:MiZLYKiEYSkVodi19NPftSFwkrJxWxhlMOkj7EqTUOgA37MJ+WftYs:

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Chaos family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks