Overview

overview

10

Static

static

3

LCRYPT0R/L...rX.vbs

windows7-x64

9

other malw...0r.exe

windows7-x64

10

Sharing

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General

  • Target

    LCrypt0rX (1).zip

  • Size

    3.4MB

  • Sample

    241020-ljn1kstanp

  • MD5

    720802788787b51c93b18ef551d016cf

  • SHA1

    f20ae72a9966d763406d4cf19e8fd0859faa66a5

  • SHA256

    a04ccc459ad4dcd2cff42884c5c64f2032aad33473ba737828747b932cecb99a

  • SHA512

    44944398674aca3dc5180d23841940dc879410f26278b22bdacb01d7470fe9dbf50e6906e858e3e08cdc6fc758860899d31e2b2e7c2809475ae7669d7f7977b2

  • SSDEEP

    98304:rsxula3VQodjlF4OeldBVaZtHHUSMn98IHLHJsBRXpw9wi:mulalQWS7WnH0SM98IHLHJsBG7

Score
10/10
wannacrydefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwarespywarestealerworm

Malware Config

Extracted

Path

C:\Users\Admin\Documents\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Targets

    • Target

      LCRYPT0R/LCrypt0rX.vbs

    • Size

      12KB

    • MD5

      24cbd3ad1736fa6950e220bba381429b

    • SHA1

      44ceaa0b8622f64ad1e1d2283c4cfcc8629be152

    • SHA256

      719ed739717c7ac5a2bbac4187738df3ead0e38e31f4a656e976e9a5716a9af0

    • SHA512

      fc8fb1b1d06bf331c234af985f0fe2269d2f552dbd315507bb9796bb20eec948531c08e3f385ed9a1e6a8e86001fcbad2a8a8601fb1265621d634c975ce99ab8

    • SSDEEP

      384:HobplStxYHQHSH7l+ii3qF2ZNvLyyB8dstnH+7Me:aM22M

    Score
    9/10
    defense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Blocklisted process makes network request

    • Disables RegEdit via registry modification

      evasion

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

    • Target

      other malware cuz why not/[email protected]

    • Size

      3.4MB

    • MD5

      84c82835a5d21bbcf75a61706d8ab549

    • SHA1

      5ff465afaabcbf0150d1a3ab2c2e74f3a4426467

    • SHA256

      ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa

    • SHA512

      90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244

    • SSDEEP

      98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3x:QqPe1Cxcxk3ZAEUadzR8yc4gB

    Score
    10/10
    wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • 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

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Sets desktop wallpaper using registry

      ransomware
    behavioral2

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

Direct Volume Access

1
T1006

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

6
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

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Tasks