General

  • Target

    2025-01-27_bc3d4290593b05f6f71bcb548f8135ca_chaos_destroyer_wannacry

  • Size

    23KB

  • Sample

    250127-r6k54atkhx

  • MD5

    bc3d4290593b05f6f71bcb548f8135ca

  • SHA1

    1bf43b610b5e570e4245f17f6caf0d0fac1183d6

  • SHA256

    20161610789ed879efb3351c02b62cf33f13107dfeba7fb7b0ffbf205f427dea

  • SHA512

    20e336bde4e1ab46476e152de0767749488e675be1841c6918be10d45bf2a1eb7e09678e42b35c22f262e5d394637ade5a0475a0ba546e838af298fe8f755a44

  • SSDEEP

    384:/3Mg/bqo2mcxtivpgDKF+98cJCr91C5yUxb58ed:Zqo2ptMpgDKN0Cr9JUxbied

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

      2025-01-27_bc3d4290593b05f6f71bcb548f8135ca_chaos_destroyer_wannacry

    • Size

      23KB

    • MD5

      bc3d4290593b05f6f71bcb548f8135ca

    • SHA1

      1bf43b610b5e570e4245f17f6caf0d0fac1183d6

    • SHA256

      20161610789ed879efb3351c02b62cf33f13107dfeba7fb7b0ffbf205f427dea

    • SHA512

      20e336bde4e1ab46476e152de0767749488e675be1841c6918be10d45bf2a1eb7e09678e42b35c22f262e5d394637ade5a0475a0ba546e838af298fe8f755a44

    • SSDEEP

      384:/3Mg/bqo2mcxtivpgDKF+98cJCr91C5yUxb58ed:Zqo2ptMpgDKN0Cr9JUxbied

    • 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)

MITRE ATT&CK Enterprise v15

Tasks