General

  • Target

    2024-03-04_2a0487a33e6e0251342bb82a0048e0bc_destroyer_wannacry

  • Size

    27KB

  • Sample

    240304-3eg5xagc8w

  • MD5

    2a0487a33e6e0251342bb82a0048e0bc

  • SHA1

    c82c1db3ec7557bf99fb3538b6d10f779fe13139

  • SHA256

    af6750a2647ba7d580bc524577eff5fb462c030246368ed94e954f9fb133fef3

  • SHA512

    31a096bf84a1217a30b75e72eed1d0f9cd4a8f3e0f240f8790419f3a7640cda414a608de2bae802c2d817734965fdd27d09a542c036eac187706fa0a73dd2d40

  • SSDEEP

    384:MtWZPzzxAm1vgcbIEhvLKeOS2NiNWlwOy5o91F1x+82vq:x7zxAm9IYeeOSSiNho9JM82i

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]) g 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

      2024-03-04_2a0487a33e6e0251342bb82a0048e0bc_destroyer_wannacry

    • Size

      27KB

    • MD5

      2a0487a33e6e0251342bb82a0048e0bc

    • SHA1

      c82c1db3ec7557bf99fb3538b6d10f779fe13139

    • SHA256

      af6750a2647ba7d580bc524577eff5fb462c030246368ed94e954f9fb133fef3

    • SHA512

      31a096bf84a1217a30b75e72eed1d0f9cd4a8f3e0f240f8790419f3a7640cda414a608de2bae802c2d817734965fdd27d09a542c036eac187706fa0a73dd2d40

    • SSDEEP

      384:MtWZPzzxAm1vgcbIEhvLKeOS2NiNWlwOy5o91F1x+82vq:x7zxAm9IYeeOSSiNho9JM82i

    • 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

    • Detects executables containing many references to VEEAM. Observed in ransomware

    • 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)

MITRE ATT&CK Enterprise v15

Tasks