General

  • Target

    2025-03-13_575da76dd86fb455c2a1c0c0f5f040af_chaos_destroyer_wannacry

  • Size

    24KB

  • Sample

    250313-jeyywazses

  • MD5

    575da76dd86fb455c2a1c0c0f5f040af

  • SHA1

    50aa9bfc89a248c75039d7b901bfd125e5a3693e

  • SHA256

    b8b8e5b340c6a689a3e155f7ccc494913af6bdd4562d78fe625e034f2c3ba843

  • SHA512

    da4f02c8176d6909ab4e4f9d2ddf57e29cbe1ab4a2caf45ae9871dc0ed312a97d46b5e92a01eec01cba2b0c4a4b9715839ddb9eb34e2cb9a269b4fa5db82345e

  • SSDEEP

    384:+n+mhVbzo4j3rPOCLTAE9efa8blFQBeJMS7Fb4hN5F:Nsk47rvB9e/bBuS7Fb4NX

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\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: 0.1473766 BTC Bitcoin Address: bc1qlnzcep4l4ac0ttdrq7awxev9ehu465f2vpt9x0

Targets

    • Target

      2025-03-13_575da76dd86fb455c2a1c0c0f5f040af_chaos_destroyer_wannacry

    • Size

      24KB

    • MD5

      575da76dd86fb455c2a1c0c0f5f040af

    • SHA1

      50aa9bfc89a248c75039d7b901bfd125e5a3693e

    • SHA256

      b8b8e5b340c6a689a3e155f7ccc494913af6bdd4562d78fe625e034f2c3ba843

    • SHA512

      da4f02c8176d6909ab4e4f9d2ddf57e29cbe1ab4a2caf45ae9871dc0ed312a97d46b5e92a01eec01cba2b0c4a4b9715839ddb9eb34e2cb9a269b4fa5db82345e

    • SSDEEP

      384:+n+mhVbzo4j3rPOCLTAE9efa8blFQBeJMS7Fb4hN5F:Nsk47rvB9e/bBuS7Fb4NX

    • Chaos

      Ransomware family first seen in June 2021.

    • 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.

    • Disables Task Manager via registry modification

    • 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)

MITRE ATT&CK Enterprise v15

Tasks