General
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Target
hel.txt
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Size
890B
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Sample
241125-z3v5wstlar
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MD5
94c2e0523a20c9583fdb3883fe6f494e
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SHA1
4aeb3a7075f7ca9b71f34eca1c3ffdbba9b41c40
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SHA256
dcd9462812ba185cf250b29936715542111862db0dac6f2b8ac3ab12e0afa9f1
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SHA512
159721547483b688c4a19038df0acacfd9e77146b1ab8a1a2d3713c260a6247ff0a11d7f0b66e62692e4a8ccddf4db82b912c8a03526eb6eea6335b87fdab0e0
Static task
static1
Behavioral task
behavioral1
Sample
hel.txt
Resource
win7-20240903-en
Malware Config
Extracted
C:\Users\Admin\Desktop\@[email protected]
wannacry
115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn
Targets
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Target
hel.txt
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Size
890B
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MD5
94c2e0523a20c9583fdb3883fe6f494e
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SHA1
4aeb3a7075f7ca9b71f34eca1c3ffdbba9b41c40
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SHA256
dcd9462812ba185cf250b29936715542111862db0dac6f2b8ac3ab12e0afa9f1
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SHA512
159721547483b688c4a19038df0acacfd9e77146b1ab8a1a2d3713c260a6247ff0a11d7f0b66e62692e4a8ccddf4db82b912c8a03526eb6eea6335b87fdab0e0
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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
Direct Volume Access
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Indicator Removal
2File Deletion
2Modify Registry
3