General

  • Target

    2024-08-29_b2692504c14981764eba95b5cda1aac8_destroyer_wannacry

  • Size

    96KB

  • Sample

    240829-qwaqyathkg

  • MD5

    b2692504c14981764eba95b5cda1aac8

  • SHA1

    f35d3653f2c166caea51977042877cb6e1544b85

  • SHA256

    6e951ec3eefa660258a0e12350e3e477348467f15feb77b71b5a89c73532ce8a

  • SHA512

    66c73af4e0db0463c46bb7443c56eeac1dded76f19d7512be287c944944e753c2db8d4ebe523493f39a70965c27c5c51ec1d44eb286ed70319e775b35cdd2b33

  • SSDEEP

    1536:dNpn7Ddnq9VXNlEOr/9bq9q7ExehRN2Qk4BHqhiGgiFMzLPwiSfiKxNXCGEP9jFY:Rndnq9VdMtj

Malware Config

Extracted

Path

C:\ProgramData\Adobe\Updater6\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

      2024-08-29_b2692504c14981764eba95b5cda1aac8_destroyer_wannacry

    • Size

      96KB

    • MD5

      b2692504c14981764eba95b5cda1aac8

    • SHA1

      f35d3653f2c166caea51977042877cb6e1544b85

    • SHA256

      6e951ec3eefa660258a0e12350e3e477348467f15feb77b71b5a89c73532ce8a

    • SHA512

      66c73af4e0db0463c46bb7443c56eeac1dded76f19d7512be287c944944e753c2db8d4ebe523493f39a70965c27c5c51ec1d44eb286ed70319e775b35cdd2b33

    • SSDEEP

      1536:dNpn7Ddnq9VXNlEOr/9bq9q7ExehRN2Qk4BHqhiGgiFMzLPwiSfiKxNXCGEP9jFY:Rndnq9VdMtj

    • 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.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks