Overview

overview

10

Static

static

3

e2f8c55145...18.exe

windows7-x64

10

e2f8c55145...18.exe

windows10-2004-x64

3

Sharing

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General

  • Target

    e2f8c55145bb4635d437f3e17cd694b8_JaffaCakes118

  • Size

    284KB

  • Sample

    241211-ylwjnawmgz

  • MD5

    e2f8c55145bb4635d437f3e17cd694b8

  • SHA1

    58f3eadd2b1816c07049e6d70c689a85051e44cb

  • SHA256

    a8dd79c627c11eb20ef75ebf233ffbfb35cc1609978a141506b6d217e31fc03b

  • SHA512

    9b3815ba482650f8239e4feda403df89a461d4b6209519a8845fb9bdfe634b7a208327c3470c5ec6b8f48d2d6aa3b3b2e78a2cfd0a7df1c00769c89477ecbc7c

  • SSDEEP

    6144:Lo81ZMyuSOIIcFw95mn/KLVRcGHopRbSZ7+V:RUyBUjAfX3

Score
10/10
teslacryptdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+cedmc.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://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D27CE09C5D958D 2 - http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/D27CE09C5D958D 3 - http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/D27CE09C5D958D 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/D27CE09C5D958D 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D27CE09C5D958D http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/D27CE09C5D958D http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/D27CE09C5D958D Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/D27CE09C5D958D
URLs

http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D27CE09C5D958D

http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/D27CE09C5D958D

http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/D27CE09C5D958D

http://xlowfznrg4wf7dli.ONION/D27CE09C5D958D

Targets

    • Target

      e2f8c55145bb4635d437f3e17cd694b8_JaffaCakes118

    • Size

      284KB

    • MD5

      e2f8c55145bb4635d437f3e17cd694b8

    • SHA1

      58f3eadd2b1816c07049e6d70c689a85051e44cb

    • SHA256

      a8dd79c627c11eb20ef75ebf233ffbfb35cc1609978a141506b6d217e31fc03b

    • SHA512

      9b3815ba482650f8239e4feda403df89a461d4b6209519a8845fb9bdfe634b7a208327c3470c5ec6b8f48d2d6aa3b3b2e78a2cfd0a7df1c00769c89477ecbc7c

    • SSDEEP

      6144:Lo81ZMyuSOIIcFw95mn/KLVRcGHopRbSZ7+V:RUyBUjAfX3

    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 (426) files with added filename extension

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

      ransomware

    • 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

System Information Discovery

1
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