General
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Target
NLBrute 1.2 x64 & VPN - KeyGen.exe
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Size
2.7MB
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Sample
220821-13yrfsfbfl
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MD5
b5ab8cc485d3d593884cf23097922fcf
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SHA1
94db6a99f0ccafee1afc706206e6064330c131fc
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SHA256
1c6fe05278c9d74ecf0f6d76636a7945f2d72427dde2fdf3deac27fbb3272815
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SHA512
7097d2d03e9820d5c930af5b75496b8e194f68097d3e1f0c70d46b8d743bbc504b02e2f429c4183e5fe0ff223cd200d3c22972691838b81a60da6a806b8f5d15
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SSDEEP
49152:9eaxJWyY37qalukLrykLYK6KdMea44rbnpVInLHA/Zy0GJudSZkAg1Gs/zBhB2vE:9Jxs7qpOykcKJdO4czboTQ1G8SucshA+
Static task
static1
Behavioral task
behavioral1
Sample
NLBrute 1.2 x64 & VPN - KeyGen.exe
Resource
win7-20220812-en
Malware Config
Extracted
njrat
0.7d
(01Bx)
d3co4r.duckdns.org:5552
321cd4014403b2277502d40883f15d2d
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reg_key
321cd4014403b2277502d40883f15d2d
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splitter
|'|'|
Targets
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Target
NLBrute 1.2 x64 & VPN - KeyGen.exe
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Size
2.7MB
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MD5
b5ab8cc485d3d593884cf23097922fcf
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SHA1
94db6a99f0ccafee1afc706206e6064330c131fc
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SHA256
1c6fe05278c9d74ecf0f6d76636a7945f2d72427dde2fdf3deac27fbb3272815
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SHA512
7097d2d03e9820d5c930af5b75496b8e194f68097d3e1f0c70d46b8d743bbc504b02e2f429c4183e5fe0ff223cd200d3c22972691838b81a60da6a806b8f5d15
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SSDEEP
49152:9eaxJWyY37qalukLrykLYK6KdMea44rbnpVInLHA/Zy0GJudSZkAg1Gs/zBhB2vE:9Jxs7qpOykcKJdO4czboTQ1G8SucshA+
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Detect Neshta payload
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Modifies system executable filetype association
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Executes dropped EXE
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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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Drops startup file
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Loads dropped DLL
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Adds Run key to start application
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