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General

  • Target

    Free Nitro V1 (NICHT ÖFFNEN).exe

  • Size

    23KB

  • Sample

    240511-jp1v8aef61

  • MD5

    15b098986a7466a4c5262f4d4034aa70

  • SHA1

    85eef8e7bcbd7358ba4eeed6e2813b2eb394f32f

  • SHA256

    251502f58eaa174cc8e0644573a8f12e766d662b4c8d88db99080dc73748bd14

  • SHA512

    e48b29e292c6c89d28ea6b9fce4b7560fed82faa9848fcd9c227edab2f376b670e5a5b7b57a59e525456893858d5dbf7d1acd5a09f42004fea24799b5f736530

  • SSDEEP

    384:O3Mg/bqo2tvxtivpa5vYsJ5r91Cj2bDuNem:sqo2rtMp5k5r9M2bIem

Malware Config

Extracted

Path

C:\Users\Admin\Documents\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 $170. 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: 0.003 BTC Bitcoin Address: bc1qsn8l9fjycnlx07fddkyp6wpsddey04jg6ffrk5

Targets

    • Target

      Free Nitro V1 (NICHT ÖFFNEN).exe

    • Size

      23KB

    • MD5

      15b098986a7466a4c5262f4d4034aa70

    • SHA1

      85eef8e7bcbd7358ba4eeed6e2813b2eb394f32f

    • SHA256

      251502f58eaa174cc8e0644573a8f12e766d662b4c8d88db99080dc73748bd14

    • SHA512

      e48b29e292c6c89d28ea6b9fce4b7560fed82faa9848fcd9c227edab2f376b670e5a5b7b57a59e525456893858d5dbf7d1acd5a09f42004fea24799b5f736530

    • SSDEEP

      384:O3Mg/bqo2tvxtivpa5vYsJ5r91Cj2bDuNem:sqo2rtMp5k5r9M2bIem

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • 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)

MITRE ATT&CK Enterprise v15

Tasks