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General
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Target
wncry_sample1.exe
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Size
3.6MB
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Sample
240705-kwn1nsvhmq
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MD5
db349b97c37d22f5ea1d1841e3c89eb4
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SHA1
e889544aff85ffaf8b0d0da705105dee7c97fe26
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SHA256
24d004a104d4d54034dbcffc2a4b19a11f39008a575aa614ea04703480b1022c
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SHA512
d6c60b8f22f89cbd1262c0aa7ae240577a82002fb149e9127d4edf775a25abcda4e585b6113e79ab4a24bb65f4280532529c2f06f7ffe4d5db45c0caf74fea38
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SSDEEP
98304:wDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3R:wDqPe1Cxcxk3ZAEUadzR8yc4gB
Static task
static1
Behavioral task
behavioral1
Sample
wncry_sample1.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
C:\ProgramData\bbnbuexzwbcz676\@[email protected]
wannacry
12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw
Targets
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Target
wncry_sample1.exe
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Size
3.6MB
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MD5
db349b97c37d22f5ea1d1841e3c89eb4
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SHA1
e889544aff85ffaf8b0d0da705105dee7c97fe26
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SHA256
24d004a104d4d54034dbcffc2a4b19a11f39008a575aa614ea04703480b1022c
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SHA512
d6c60b8f22f89cbd1262c0aa7ae240577a82002fb149e9127d4edf775a25abcda4e585b6113e79ab4a24bb65f4280532529c2f06f7ffe4d5db45c0caf74fea38
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SSDEEP
98304:wDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3R:wDqPe1Cxcxk3ZAEUadzR8yc4gB
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Contacts a large (3163) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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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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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Drops file in System32 directory
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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
1