Overview

overview

10

Static

static

3

Nebula-Crack.exe

windows11-21h2-x64

10

Nebula.dll

windows11-21h2-x64

1

Sharing

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General

  • Target

    Nebula-Crack.rar

  • Size

    3.7MB

  • Sample

    240906-xp84gsshnr

  • MD5

    98fb6fdf2d0e577a58fb426f4700813a

  • SHA1

    d1976f8c482e4b8131fda8c5d66c4c7fac7b7977

  • SHA256

    80a59d36b6904a78dd0b9c4d36ca484e7afd770000c7f0ae102c3400a566211b

  • SHA512

    1b5ce8177acf4e5c2af1e3a065beb80c34e7642ce011a4310c6c12c045237ce5eadf449b9b19c081ccd543c2deb6f220fa7319b03db7736e08570977b81fa958

  • SSDEEP

    98304:2B8y+cDl1l9vkSNk9mYDMxcumJZannPir:ZyvLSCkbr

Score
10/10
wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

Malware Config

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: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw 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

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

    • Target

      Nebula-Crack.EXE

    • 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
    behavioral1

    • Target

      Nebula.dll

    • Size

      1.3MB

    • MD5

      73e60bf82ec1449df9f1c37b28798a5e

    • SHA1

      3c39b6bb303c9ed552c920778f76f502cc8a9278

    • SHA256

      3658bd3e7d06184470049a970bbaa57b84441ccd22185f7b4eff29fe1cebc7c2

    • SHA512

      af327ba50b04a50f867be98a52226731b0cdacd7c30802b102fa68deb263158cc27dd0eb9633c88eca163da701e8ac91b613b1a9b804b9814ba1661ee944e4e6

    • SSDEEP

      24576:YrwYHRUof7pJD1yrfouBOd5MuQtMdDjx8KIzg:5MhfFJBbuBOdS3tMdDF8KIzg

    Score
    1/10
    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

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

1
T1070

File Deletion

1
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

1
T1490

Tasks