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Analysis
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max time kernel
143s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
02/10/2023, 10:55
General
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Target
a3c88dbd18aa404126501e6531d3f7c1074d4fda766a352169f6fb2f456eb7aa.dll
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Size
338KB
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MD5
b22437509d9d7ccd0205cd16dd0e8a20
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SHA1
789e491faba1231d45c2a66467e0e8a33748458b
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SHA256
a3c88dbd18aa404126501e6531d3f7c1074d4fda766a352169f6fb2f456eb7aa
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SHA512
9920509fea6faa3f9e916d43f7ec509d39f533ce901d7f077b6abf9843fad2cf02607aaf97d285123870a6080540d6681cd4145bfb2f3c0ebeb7dc802a37048f
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SSDEEP
3072:Nzm0lMGsY4Xjn7TmVlbvWa3EzPELCgx6vY:YDGV4Xz7aoGUvY
Score
10/10
Malware Config
Signatures
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FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
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Fatal Rat payload 1 IoCs
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Blocklisted process makes network request 2 IoCs
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a3c88dbd18aa404126501e6531d3f7c1074d4fda766a352169f6fb2f456eb7aa.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a3c88dbd18aa404126501e6531d3f7c1074d4fda766a352169f6fb2f456eb7aa.dll,#12⤵
- Blocklisted process makes network request
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
196KB
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Filesize
212KB
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Filesize
224KB
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Filesize
4KB
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Filesize
168KB