General
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Target
WeChatBackup.exe
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Size
4.6MB
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Sample
230419-jtj39sba51
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MD5
f81556b4227fcbbec8dc7bf92c829c51
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SHA1
8b3101ea19f929b5e9d90efc0c7693962fa33fa3
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SHA256
35c91f63fa6179ffcd6def655a2fc07e38ac7145a355c2077fac1b3c19ff6a87
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SHA512
ba18ddb9ada8e39e37411c28824dc2b4f253224cb63517f5092edc0208e43fdaa82a867d6b24a6b71a4b0c374aebdf17a9920f6cc20b92028b1cda0730a09701
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SSDEEP
98304:gFZocjOYCIossQIyn2mz/AqrKHUzJbE6UE4LqCk1n+hAcTOGa672e97OLG:5cjOY9os7rz4qrKHUzJblg21nkAzGaaN
Static task
static1
Behavioral task
behavioral1
Sample
WeChatBackup.exe
Resource
win10v2004-20230221-en
Malware Config
Targets
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Target
WeChatBackup.exe
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Size
4.6MB
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MD5
f81556b4227fcbbec8dc7bf92c829c51
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SHA1
8b3101ea19f929b5e9d90efc0c7693962fa33fa3
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SHA256
35c91f63fa6179ffcd6def655a2fc07e38ac7145a355c2077fac1b3c19ff6a87
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SHA512
ba18ddb9ada8e39e37411c28824dc2b4f253224cb63517f5092edc0208e43fdaa82a867d6b24a6b71a4b0c374aebdf17a9920f6cc20b92028b1cda0730a09701
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SSDEEP
98304:gFZocjOYCIossQIyn2mz/AqrKHUzJbE6UE4LqCk1n+hAcTOGa672e97OLG:5cjOY9os7rz4qrKHUzJblg21nkAzGaaN
Score8/10-
Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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