Overview

overview

10

Static

static

3

591c7f9021...18.exe

windows7-x64

10

591c7f9021...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    591c7f90216f596b849ef9562b8f155b_JaffaCakes118

  • Size

    424KB

  • Sample

    241018-ybzhkawfrl

  • MD5

    591c7f90216f596b849ef9562b8f155b

  • SHA1

    f3c185a27c38214418daa50407c9964fd5281d95

  • SHA256

    3619101e101b7197d37b6b2c02687b81884f8c4ba021c25853f948b484fac4a4

  • SHA512

    31cfa0fb8cc85398223b2377a170fbbdf01ad82764611c3c7775c80119bf0b5bd24d1943135ab18a3e1cff123813b0f786d522ea7d5c5387a1f84f8de6fa178f

  • SSDEEP

    12288:Jj6qMoki2//HuarKqen05/QexvmBG3zbblCJxfS6:JjPQ/HdQoq2fOR1

Score
10/10
teslacryptdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECoVERY_+gttew.txt

Family

teslacrypt

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 RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 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://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8DF028C95D41602F 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8DF028C95D41602F 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/8DF028C95D41602F 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/8DF028C95D41602F 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8DF028C95D41602F http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8DF028C95D41602F http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/8DF028C95D41602F *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/8DF028C95D41602F
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8DF028C95D41602F

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8DF028C95D41602F

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/8DF028C95D41602F

http://xlowfznrg4wf7dli.ONION/8DF028C95D41602F

Extracted

Path

C:\Program Files\7-Zip\Lang\_RECoVERY_+qlfit.txt

Family

teslacrypt

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 RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 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://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B5658B3272ACF9A 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B5658B3272ACF9A 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B5658B3272ACF9A 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/B5658B3272ACF9A 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B5658B3272ACF9A http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B5658B3272ACF9A http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B5658B3272ACF9A *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/B5658B3272ACF9A
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B5658B3272ACF9A

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B5658B3272ACF9A

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B5658B3272ACF9A

http://xlowfznrg4wf7dli.ONION/B5658B3272ACF9A

Targets

    • Target

      591c7f90216f596b849ef9562b8f155b_JaffaCakes118

    • Size

      424KB

    • MD5

      591c7f90216f596b849ef9562b8f155b

    • SHA1

      f3c185a27c38214418daa50407c9964fd5281d95

    • SHA256

      3619101e101b7197d37b6b2c02687b81884f8c4ba021c25853f948b484fac4a4

    • SHA512

      31cfa0fb8cc85398223b2377a170fbbdf01ad82764611c3c7775c80119bf0b5bd24d1943135ab18a3e1cff123813b0f786d522ea7d5c5387a1f84f8de6fa178f

    • SSDEEP

      12288:Jj6qMoki2//HuarKqen05/QexvmBG3zbblCJxfS6:JjPQ/HdQoq2fOR1

    Score
    10/10
    teslacryptdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

    • TeslaCrypt, AlphaCrypt

      Ransomware based on CryptoLocker. Shut down by the developers in 2016.

      ransomwareteslacrypt

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (423) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • 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.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

3
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks