Overview

overview

10

Static

static

020730d7f7...27.exe

windows7_x64

10

020730d7f7...27.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    020730d7f7fe8cf01da0cc9dc855b6dd236a6bad5ce63993dd5592560362b627

  • Size

    328KB

  • Sample

    220523-vb7mdsfee5

  • MD5

    49e661c0dc68d12354441a1cd7c4f53d

  • SHA1

    c357b67342ae3ca24c2c58056df84cd502fcc78f

  • SHA256

    020730d7f7fe8cf01da0cc9dc855b6dd236a6bad5ce63993dd5592560362b627

  • SHA512

    e765509c72b35a516364d42c80671a0ccd89ecdc7993bec2c48c3f798a969800799d52f17cbecca0bbbcb12c32835e3135ac74647408d4f0a7de75cccded22f4

Score
10/10
persistenceransomwarespywarestealersuricata

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\Recovery+uoldn.txt

Ransom Note
----- NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://ytrest84y5i456hghadefdsd.pontogrot.com/A5311DBB5BA9152 2. http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/A5311DBB5BA9152 3. http://5rport45vcdef345adfkksawe.bematvocal.at/A5311DBB5BA9152 If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser 3. Type in the address bar: xlowfznrg4wf7dli.onion/A5311DBB5BA9152 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://ytrest84y5i456hghadefdsd.pontogrot.com/A5311DBB5BA9152 http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/A5311DBB5BA9152 http://5rport45vcdef345adfkksawe.bematvocal.at/A5311DBB5BA9152 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/A5311DBB5BA9152
URLs

http://ytrest84y5i456hghadefdsd.pontogrot.com/A5311DBB5BA9152

http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/A5311DBB5BA9152

http://5rport45vcdef345adfkksawe.bematvocal.at/A5311DBB5BA9152

http://xlowfznrg4wf7dli.onion/A5311DBB5BA9152

http://xlowfznrg4wf7dli.ONION/A5311DBB5BA9152

Targets

    • Target

      020730d7f7fe8cf01da0cc9dc855b6dd236a6bad5ce63993dd5592560362b627

    • Size

      328KB

    • MD5

      49e661c0dc68d12354441a1cd7c4f53d

    • SHA1

      c357b67342ae3ca24c2c58056df84cd502fcc78f

    • SHA256

      020730d7f7fe8cf01da0cc9dc855b6dd236a6bad5ce63993dd5592560362b627

    • SHA512

      e765509c72b35a516364d42c80671a0ccd89ecdc7993bec2c48c3f798a969800799d52f17cbecca0bbbcb12c32835e3135ac74647408d4f0a7de75cccded22f4

    Score
    10/10
    persistenceransomwarespywarestealersuricata

    • suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

      suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

      suricata

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Drops startup file

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

File Deletion

1
T1107

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Tasks