General

  • Target

    2024-04-27_0d7b0ecdae66956464221424a93b5011_chaos_destroyer_wannacry

  • Size

    23KB

  • Sample

    240427-z74b3ahb4s

  • MD5

    0d7b0ecdae66956464221424a93b5011

  • SHA1

    fb2abb0a1942ed94484aac6b8d5319cd334dc9d1

  • SHA256

    2e3e41d440a9bfcb4351976c517a980dc3aea265104142283d71f212ffb7af48

  • SHA512

    ca31598e7a4c9c08d85ee4d3c7e851f33eb06084fd4d7bf4cbdf5556c23720cdf9c190526db00f4d01ab2a72cee47e292df035c4e230ec4e025078d702e3a576

  • SSDEEP

    384:l3Mg/bqo2mcxtivp+4ZobBJMr91C6Hxb5FeO:fqo2ptMpjqvMr9lxbTeO

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 $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

      2024-04-27_0d7b0ecdae66956464221424a93b5011_chaos_destroyer_wannacry

    • Size

      23KB

    • MD5

      0d7b0ecdae66956464221424a93b5011

    • SHA1

      fb2abb0a1942ed94484aac6b8d5319cd334dc9d1

    • SHA256

      2e3e41d440a9bfcb4351976c517a980dc3aea265104142283d71f212ffb7af48

    • SHA512

      ca31598e7a4c9c08d85ee4d3c7e851f33eb06084fd4d7bf4cbdf5556c23720cdf9c190526db00f4d01ab2a72cee47e292df035c4e230ec4e025078d702e3a576

    • SSDEEP

      384:l3Mg/bqo2mcxtivp+4ZobBJMr91C6Hxb5FeO:fqo2ptMpjqvMr9lxbTeO

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Detects command variations typically used by ransomware

    • 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