Overview

overview

10

Static

static

3

dd66bec2df...18.exe

windows7-x64

10

dd66bec2df...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dd66bec2df6af79852befcda7d8ecce1_JaffaCakes118

  • Size

    3.6MB

  • Sample

    240913-brw12sxapf

  • MD5

    dd66bec2df6af79852befcda7d8ecce1

  • SHA1

    1367a51576c7ca9a3c839ad47e69bffa36e268e2

  • SHA256

    aeb2f7644433b31b7d5ff88a737b8e192f7c65b07aae4cd9ab89048820d297bb

  • SHA512

    4ae4b5a581e162de4ea187f1c42099bfddf23111beacaa7b51a93925589bd015a363be496101719c5d34bd0799b0bc990bf9e1b107867831647dcf0a4906cf91

  • SSDEEP

    98304:oqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3GFES:oqPe1Cxcxk3ZAEUadzR8yc4gXS

Score
10/10
wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

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

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\@[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: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 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

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Targets

    • Target

      dd66bec2df6af79852befcda7d8ecce1_JaffaCakes118

    • Size

      3.6MB

    • MD5

      dd66bec2df6af79852befcda7d8ecce1

    • SHA1

      1367a51576c7ca9a3c839ad47e69bffa36e268e2

    • SHA256

      aeb2f7644433b31b7d5ff88a737b8e192f7c65b07aae4cd9ab89048820d297bb

    • SHA512

      4ae4b5a581e162de4ea187f1c42099bfddf23111beacaa7b51a93925589bd015a363be496101719c5d34bd0799b0bc990bf9e1b107867831647dcf0a4906cf91

    • SSDEEP

      98304:oqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3GFES:oqPe1Cxcxk3ZAEUadzR8yc4gXS

    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
    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

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

3
T1112

Credential Access

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

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Tasks