General

  • Target

    2024-03-03_1fd43603dfafb9f49be5d639d59bea00_wannacry

  • Size

    594KB

  • Sample

    240303-ldws8sgh56

  • MD5

    1fd43603dfafb9f49be5d639d59bea00

  • SHA1

    362ae0ff9e9399e0a1b59db9ca2c3bddb7e78a47

  • SHA256

    0d6fe69218326150026cb50294c854b46dc96884fcdb5ae46e12ee1610eb3e74

  • SHA512

    cb8edc654c8c4d18ac1d32d65a714ef66aa2bcd290a47becba1bb70017d7b55a2d0923d30a2a30d4dfdc46b6e1a8c3cbb79eb1a893610f0955e86beee8bab9ce

  • SSDEEP

    6144:t1r9Sb9q3146ghFGjfaLl3uw7t+B8a34isaS:QSAhFGjiLlb7t2844is

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\s3don

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

      2024-03-03_1fd43603dfafb9f49be5d639d59bea00_wannacry

    • Size

      594KB

    • MD5

      1fd43603dfafb9f49be5d639d59bea00

    • SHA1

      362ae0ff9e9399e0a1b59db9ca2c3bddb7e78a47

    • SHA256

      0d6fe69218326150026cb50294c854b46dc96884fcdb5ae46e12ee1610eb3e74

    • SHA512

      cb8edc654c8c4d18ac1d32d65a714ef66aa2bcd290a47becba1bb70017d7b55a2d0923d30a2a30d4dfdc46b6e1a8c3cbb79eb1a893610f0955e86beee8bab9ce

    • SSDEEP

      6144:t1r9Sb9q3146ghFGjfaLl3uw7t+B8a34isaS:QSAhFGjiLlb7t2844is

    • 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)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks