General

  • Target

    2024-12-07_111fc4f48385771ba64e3ddeed0641e9_destroyer_wannacry

  • Size

    59KB

  • Sample

    241207-sr4jka1nhp

  • MD5

    111fc4f48385771ba64e3ddeed0641e9

  • SHA1

    9506687750996fda9d36b492dba8727779c37f18

  • SHA256

    42930c48079c620a1b0a2353e1456748b544c1f2d3a389bbca8539dec227b559

  • SHA512

    469d74b56270d10f623cb60a00553b6819dcd778977cff97801d35e4ca85fca1da0f4cd5a8de73ce5888adf52d4d7114b36d94e7b0076c92886b40e9c8680e2f

  • SSDEEP

    1536:QNNma7BSijq9anZCIjxiCG6q86fO+HVwa/eW/oXEat:qmEjq9sc6ACt62+HDWXV

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\read_it.txt

Ransom Note
Don't worry, you can return all your files! All your files like documents, photos, databases and other important are encrypted What guarantees do we give to you? You can send 3 of your encrypted files and we decrypt it for free. You must follow these steps To decrypt your files : 1) Write on our e-mail :[email protected] ( In case of no answer in 24 hours check your spam folder or write us to this e-mail: [email protected]. 2) Obtain Bitcoin (You have to pay for decryption in Bitcoins. After payment we will send you the tool that will decrypt all your files.)

Targets

    • Target

      2024-12-07_111fc4f48385771ba64e3ddeed0641e9_destroyer_wannacry

    • Size

      59KB

    • MD5

      111fc4f48385771ba64e3ddeed0641e9

    • SHA1

      9506687750996fda9d36b492dba8727779c37f18

    • SHA256

      42930c48079c620a1b0a2353e1456748b544c1f2d3a389bbca8539dec227b559

    • SHA512

      469d74b56270d10f623cb60a00553b6819dcd778977cff97801d35e4ca85fca1da0f4cd5a8de73ce5888adf52d4d7114b36d94e7b0076c92886b40e9c8680e2f

    • SSDEEP

      1536:QNNma7BSijq9anZCIjxiCG6q86fO+HVwa/eW/oXEat:qmEjq9sc6ACt62+HDWXV

    • 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.

    • 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.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks