Overview

overview

10

Static

static

1

encrypt-a5.exe

windows10-1703-x64

10

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General

  • Target
    encrypt-a5.exe
  • Size 1.2MB
  • Sample240514-nap8dsdb3z
  • SHA256 b7654787ab61390204860b9b20ef1124b5ca2a0c8692ef97076107a382a64dd6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
lockergogabankerpersistenceransomwarespywarestealertrojan

Malware Config

Extracted

Path

  • C:\Users\Public\Desktop\README_LOCKED.txt

Ransom Note
  • Greetings! There was a significant flaw in the security system of your company. You should be thankful that the flaw was exploited by serious people and not some rookies. They would have damaged all of your data by mistake or for fun. Your files are encrypted with the strongest military algorithms RSA4096 and AES-256. Without our special decoder it is impossible to restore the data. Attempts to restore your data with third party software as Photorec, RannohDecryptor etc. will lead to irreversible destruction of your data. To confirm our honest intentions. Send us 2-3 different random files and you will get them decrypted. It can be from different computers on your network to be sure that our decoder decrypts everything. Sample files we unlock for free (files should not be related to any kind of backups). We exclusively have decryption software for your situation DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME the encrypted files. DO NOT MOVE the encrypted files. This may lead to the impossibility of recovery of the certain files. The payment has to be made in Bitcoins. The final price depends on how fast you contact us. As soon as we receive the payment you will get the decryption tool and instructions on how to improve your systems security To get information on the price of the decoder contact us at: [email protected] [email protected]

Targets

    • Target
      encrypt-a5.exe
    • Size 1.2MB
    • SHA256 b7654787ab61390204860b9b20ef1124b5ca2a0c8692ef97076107a382a64dd6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    lockergogabankerpersistenceransomwarespywarestealertrojan

    • LockerGoga

      LockerGoga is a ransomware that is primarily used in targeted, disruptive attacks.

      trojanbankerlockergoga

    • Renames multiple (3944) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Modifies Installed Components in the registry

      persistence

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks