General
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Target
Wannacry.zip
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Size
3.3MB
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Sample
250125-hkvmzasmdk
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MD5
56a0968442220c259a99b1b9c0547074
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SHA1
2a0eda63252bedecd2a185b5eca3f08c2bf32ae4
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SHA256
628fa7fe5b5cc0eaa37ac5498d1cd076a4ab0cca0ab74fe1f7bf04df72500fb6
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SHA512
bbac02fde556a8944f6a967ae0f12475283b4d026b0c7401dc8827207975b5a875c36c35078e44c69563a4aebe0497c37dfa80fb81acfcde1f443ef5c2f9653b
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SSDEEP
98304:5xNRw5tVkPJ6ya6N+i338RWVSTIldXMVyqop/:FRwPuPJ6y0K30ouyt
Static task
static1
Behavioral task
behavioral1
Sample
Wannacry.zip
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
Wannacry.zip
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\7zO42F752B7\@[email protected]
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Targets
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Target
Wannacry.zip
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Size
3.3MB
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MD5
56a0968442220c259a99b1b9c0547074
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SHA1
2a0eda63252bedecd2a185b5eca3f08c2bf32ae4
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SHA256
628fa7fe5b5cc0eaa37ac5498d1cd076a4ab0cca0ab74fe1f7bf04df72500fb6
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SHA512
bbac02fde556a8944f6a967ae0f12475283b4d026b0c7401dc8827207975b5a875c36c35078e44c69563a4aebe0497c37dfa80fb81acfcde1f443ef5c2f9653b
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SSDEEP
98304:5xNRw5tVkPJ6ya6N+i338RWVSTIldXMVyqop/:FRwPuPJ6y0K30ouyt
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Indicator Removal
1File Deletion
1Modify Registry
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1