Overview

overview

10

Static

static

3

e5ac3be9b1...18.exe

windows7-x64

10

e5ac3be9b1...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e5ac3be9b138a4e8636c1a85056c3e8e_JaffaCakes118

  • Size

    392KB

  • Sample

    241212-k4bqbayqf1

  • MD5

    e5ac3be9b138a4e8636c1a85056c3e8e

  • SHA1

    6a945974c9b765dab00051478ffd18e4115636b8

  • SHA256

    33ebc8e7d926b1c4d0a9a67fe1b10af1846276ce55d6efe1bd77ba7bab301d6f

  • SHA512

    f318b64e4821b9b2d467a15aa8c856ab9853e14c1808e62de10cdc06d5d9c943154aa6aa8323abf1b005f27a14950613bcfede7e85bc28b51201a832ab1751bb

  • SSDEEP

    6144:t1sKGiE/bfhcLAiHw4X2QohXd4IcyS3/zTQgdbv9sW9KHkmVfN8HyLW12ZlZL/du:vI/bJjiQ45CcvPzsiKH18Hy73ZhcP1s

Score
10/10
teslacryptdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+pbdkt.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 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://tt54rfdjhb34rfbnknaerg.milerteddy.com/6CA05117A89EAF6 2. http://kkd47eh4hdjshb5t.angortra.at/6CA05117A89EAF6 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/6CA05117A89EAF6 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/6CA05117A89EAF6 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6CA05117A89EAF6 http://kkd47eh4hdjshb5t.angortra.at/6CA05117A89EAF6 http://ytrest84y5i456hghadefdsd.pontogrot.com/6CA05117A89EAF6 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/6CA05117A89EAF6
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6CA05117A89EAF6

http://kkd47eh4hdjshb5t.angortra.at/6CA05117A89EAF6

http://ytrest84y5i456hghadefdsd.pontogrot.com/6CA05117A89EAF6

http://xlowfznrg4wf7dli.ONION/6CA05117A89EAF6

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+ajfng.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 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://tt54rfdjhb34rfbnknaerg.milerteddy.com/FDAAA664E7F89CC9 2. http://kkd47eh4hdjshb5t.angortra.at/FDAAA664E7F89CC9 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/FDAAA664E7F89CC9 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/FDAAA664E7F89CC9 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/FDAAA664E7F89CC9 http://kkd47eh4hdjshb5t.angortra.at/FDAAA664E7F89CC9 http://ytrest84y5i456hghadefdsd.pontogrot.com/FDAAA664E7F89CC9 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/FDAAA664E7F89CC9
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/FDAAA664E7F89CC9

http://kkd47eh4hdjshb5t.angortra.at/FDAAA664E7F89CC9

http://ytrest84y5i456hghadefdsd.pontogrot.com/FDAAA664E7F89CC9

http://xlowfznrg4wf7dli.ONION/FDAAA664E7F89CC9

Targets

    • Target

      e5ac3be9b138a4e8636c1a85056c3e8e_JaffaCakes118

    • Size

      392KB

    • MD5

      e5ac3be9b138a4e8636c1a85056c3e8e

    • SHA1

      6a945974c9b765dab00051478ffd18e4115636b8

    • SHA256

      33ebc8e7d926b1c4d0a9a67fe1b10af1846276ce55d6efe1bd77ba7bab301d6f

    • SHA512

      f318b64e4821b9b2d467a15aa8c856ab9853e14c1808e62de10cdc06d5d9c943154aa6aa8323abf1b005f27a14950613bcfede7e85bc28b51201a832ab1751bb

    • SSDEEP

      6144:t1sKGiE/bfhcLAiHw4X2QohXd4IcyS3/zTQgdbv9sW9KHkmVfN8HyLW12ZlZL/du:vI/bJjiQ45CcvPzsiKH18Hy73ZhcP1s

    Score
    10/10
    teslacryptdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

    • TeslaCrypt, AlphaCrypt

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

      ransomwareteslacrypt

    • Teslacrypt family

      teslacrypt

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (421) 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

    • Suspicious use of SetThreadContext

    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

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

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