General
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Target
20240526341ed4e1073b23568aae89f31649a5fcdestroyerwannacry.exe
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Size
92KB
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Sample
240527-1x42aacg59
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MD5
341ed4e1073b23568aae89f31649a5fc
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SHA1
77c5487ed054c58e1ad6e96add144f55535f7e90
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SHA256
57c744dd855b31fb4fb2356ca93ad49f8a938a24670ed9c08ca2c1de8fecae7c
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SHA512
62f92136e8e085c9032d53a3b78d53eec69a52364354e139ea774c3cfc5642099ed8f20cebb5eea3f178a996b0b10d9418f0d19a4178206e37c5d28483ed41dd
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SSDEEP
768:x+rus5c9CIbOxDTqoH+/XW3bKGnvXI+940FYC4KGC6xxoyt9P:x+H5c9Cbqj4KUvPN6C6xP
Behavioral task
behavioral1
Sample
20240526341ed4e1073b23568aae89f31649a5fcdestroyerwannacry.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
20240526341ed4e1073b23568aae89f31649a5fcdestroyerwannacry.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\read_it.txt
chaos
Targets
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Target
20240526341ed4e1073b23568aae89f31649a5fcdestroyerwannacry.exe
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Size
92KB
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MD5
341ed4e1073b23568aae89f31649a5fc
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SHA1
77c5487ed054c58e1ad6e96add144f55535f7e90
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SHA256
57c744dd855b31fb4fb2356ca93ad49f8a938a24670ed9c08ca2c1de8fecae7c
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SHA512
62f92136e8e085c9032d53a3b78d53eec69a52364354e139ea774c3cfc5642099ed8f20cebb5eea3f178a996b0b10d9418f0d19a4178206e37c5d28483ed41dd
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SSDEEP
768:x+rus5c9CIbOxDTqoH+/XW3bKGnvXI+940FYC4KGC6xxoyt9P:x+H5c9Cbqj4KUvPN6C6xP
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Chaos Ransomware
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit
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Disables Task Manager via registry modification
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Drops desktop.ini file(s)
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