General

  • Target

    d76782960590abc182dba8fdcdc8bfb121b13d36be2d5d8b0960fb67960e89b1

  • Size

    271KB

  • Sample

    210228-lp1r6vql9x

  • MD5

    f8ca42285e4979fc25e1e358aaaf3ee3

  • SHA1

    83bb7336deceeb094574714c1043ce9d3d420ee8

  • SHA256

    d76782960590abc182dba8fdcdc8bfb121b13d36be2d5d8b0960fb67960e89b1

  • SHA512

    00bddc7a539b957f9dfb74941c56bab532221f4783d1ec90bde4019b9af68a79886d36d2e12fd9511836a8447cbecd56ee4a988b1e0dd6c6dc170b9c60b20a54

Malware Config

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note
!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email: threesixnine@ctemplar.com and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email: threesixnine@ctemplar.com Your personal ID: 82E-43B-05A Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
Emails

threesixnine@ctemplar.com

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note
!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email: threesixnine@ctemplar.com and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email: threesixnine@ctemplar.com Your personal ID: 4C1-427-56F Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
Emails

threesixnine@ctemplar.com

Targets

    • Target

      d76782960590abc182dba8fdcdc8bfb121b13d36be2d5d8b0960fb67960e89b1

    • Size

      271KB

    • MD5

      f8ca42285e4979fc25e1e358aaaf3ee3

    • SHA1

      83bb7336deceeb094574714c1043ce9d3d420ee8

    • SHA256

      d76782960590abc182dba8fdcdc8bfb121b13d36be2d5d8b0960fb67960e89b1

    • SHA512

      00bddc7a539b957f9dfb74941c56bab532221f4783d1ec90bde4019b9af68a79886d36d2e12fd9511836a8447cbecd56ee4a988b1e0dd6c6dc170b9c60b20a54

    • Buran

      Ransomware-as-a-service based on the VegaLocker family first identified in 2019.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks