General

  • Target

    7fb0391651fff5ea815395dd278986dc23af9e91036ce178dd25951758ea94c6.exe

  • Size

    2.8MB

  • Sample

    211206-2zgjfafdak

  • MD5

    11f2511c1eeb4f49d773a1aac648c418

  • SHA1

    d096c455fbf4651f67f720c53405c696bf1df420

  • SHA256

    7fb0391651fff5ea815395dd278986dc23af9e91036ce178dd25951758ea94c6

  • SHA512

    cad022347b30ef77689ba5d32af341d7bd2810cc0fa471afb65169f1298203aa7523957a0364b6cd0bdd02c9e5aee8cf0924a9c0e2547c6c50d23d4be5c9e922

Malware Config

Extracted

Path

C:\BKFP_HOW_TO_DECRYPT.txt

Family

hive

Ransom Note
Your network has been breached and all data were encrypted. Personal data, financial reports and important documents are ready to disclose. To decrypt all the data and to prevent exfiltrated files to be disclosed at http://hiveleakdbtnp76ulyhi52eag6c6tyc3xw7ez7iqy6wc34gd2nekazyd.onion/ you will need to purchase our decryption software. Please contact our sales department at: http://hivecust6vhekztbqgdnkks64ucehqacge3dij3gyrrpdp57zoq3ooqd.onion/ Login: MU6miDRbaLqn Password: sAF5rTMdamZ3cbgVLiDY To get an access to .onion websites download and install Tor Browser at: https://www.torproject.org/ (Tor Browser is not related to us) Follow the guidelines below to avoid losing your data: - Do not modify, rename or delete *.key.4v5et files. Your data will be undecryptable. - Do not modify or rename encrypted files. You will lose them. - Do not report to the Police, FBI, etc. They don't care about your business. They simply won't allow you to pay. As a result you will lose everything. - Do not hire a recovery company. They can't decrypt without the key. They also don't care about your business. They believe that they are good negotiators, but it is not. They usually fail. So speak for yourself. - Do not reject to purchase. Exfiltrated files will be publicly disclosed.
URLs

http://hiveleakdbtnp76ulyhi52eag6c6tyc3xw7ez7iqy6wc34gd2nekazyd.onion/

http://hivecust6vhekztbqgdnkks64ucehqacge3dij3gyrrpdp57zoq3ooqd.onion/

Targets

    • Target

      7fb0391651fff5ea815395dd278986dc23af9e91036ce178dd25951758ea94c6.exe

    • Size

      2.8MB

    • MD5

      11f2511c1eeb4f49d773a1aac648c418

    • SHA1

      d096c455fbf4651f67f720c53405c696bf1df420

    • SHA256

      7fb0391651fff5ea815395dd278986dc23af9e91036ce178dd25951758ea94c6

    • SHA512

      cad022347b30ef77689ba5d32af341d7bd2810cc0fa471afb65169f1298203aa7523957a0364b6cd0bdd02c9e5aee8cf0924a9c0e2547c6c50d23d4be5c9e922

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Hive

      A ransomware written in Golang first seen in June 2021.

    • Modifies Windows Defender Real-time Protection settings

    • Clears Windows event logs

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

MITRE ATT&CK Enterprise v6

Tasks