General

  • Target

    202405266de41e01f15b13212c5f63bcdbc220c0chaosdestroyerwannacry.exe

  • Size

    21KB

  • Sample

    240527-1yj3habg3s

  • MD5

    6de41e01f15b13212c5f63bcdbc220c0

  • SHA1

    d4ac37f869e034a76b66dcdb0fdb8a3aa5f9edcb

  • SHA256

    9578898ead6b426f3385939c924f75440a408c88a646f2a49d25958da77355ef

  • SHA512

    42a256699e8baedb80dc6a7675b88aa85df634b1f3b6e5344a1680a1f99bdbe1cc591aa2d04d6c5f5a77612dc50cf0474f337b8f5be7f6fdb58de3944c3b618b

  • SSDEEP

    384:RYenjLLADQDzCzk6KT6V29nOVp91tbeIbRxDG6:gc16Q9nc9bbeIbRxD9

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\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

      202405266de41e01f15b13212c5f63bcdbc220c0chaosdestroyerwannacry.exe

    • Size

      21KB

    • MD5

      6de41e01f15b13212c5f63bcdbc220c0

    • SHA1

      d4ac37f869e034a76b66dcdb0fdb8a3aa5f9edcb

    • SHA256

      9578898ead6b426f3385939c924f75440a408c88a646f2a49d25958da77355ef

    • SHA512

      42a256699e8baedb80dc6a7675b88aa85df634b1f3b6e5344a1680a1f99bdbe1cc591aa2d04d6c5f5a77612dc50cf0474f337b8f5be7f6fdb58de3944c3b618b

    • SSDEEP

      384:RYenjLLADQDzCzk6KT6V29nOVp91tbeIbRxDG6:gc16Q9nc9bbeIbRxD9

    • 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.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks