General
- Target http://github malware
- Sample261002-ze29ashd77
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://github malware
Resource
win10v2004-20260911-en
Malware Config
Extracted
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C:\!Please Read Me!.txt
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wannacry
- 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: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
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15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
-
- Target http://github malware
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Executes a VBScript file via the Windows Script Host.
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Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
File and Directory Permissions Modification
1Indicator Removal
1File Deletion
1Modify Registry
2Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1