General
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Target
WannaCry-main.zip
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Size
3.3MB
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Sample
241220-dl7xgaykcr
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MD5
3c7861d067e5409eae5c08fd28a5bea2
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SHA1
44e4b61278544a6a7b8094a0615d3339a8e75259
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SHA256
07ecdced8cf2436c0bc886ee1e49ee4b8880a228aa173220103f35c535305635
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SHA512
c2968e30212707acf8a146b25bb29c9f5d779792df88582b03431a0034dc82599f58d61fc9494324cc06873e5943f8c29bffd0272ca682d13c0bb10482d79fc5
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SSDEEP
98304:yvB7TUkt1NCLt2SUlW/6GQkBhLp0ClD/5vVayInJOo3s:yvjNct2TW/rQk6CN1VayQUoc
Static task
static1
Behavioral task
behavioral1
Sample
WannaCry-main.zip
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\7zO85F84EA7\@[email protected]
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Targets
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Target
WannaCry-main.zip
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Size
3.3MB
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MD5
3c7861d067e5409eae5c08fd28a5bea2
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SHA1
44e4b61278544a6a7b8094a0615d3339a8e75259
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SHA256
07ecdced8cf2436c0bc886ee1e49ee4b8880a228aa173220103f35c535305635
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SHA512
c2968e30212707acf8a146b25bb29c9f5d779792df88582b03431a0034dc82599f58d61fc9494324cc06873e5943f8c29bffd0272ca682d13c0bb10482d79fc5
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SSDEEP
98304:yvB7TUkt1NCLt2SUlW/6GQkBhLp0ClD/5vVayInJOo3s:yvjNct2TW/rQk6CN1VayQUoc
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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