Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
09-03-2024 03:13
General
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Target
940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde.exe
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Size
884KB
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MD5
0aaa616d0539956bccb9bc191d242e1d
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SHA1
426ead4ee1f17954ff1faab5c30a8691dc7028bf
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SHA256
940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde
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SHA512
e0f2b25b4680436964dc6ffd767cda4b99949a131135576b17a89db99fc72d704749d6a8cf48706784ab1015818edd154e221e4916df841a3b539c102a6176fa
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SSDEEP
24576:639bNTQbPHkjvLS8RfYtQZsUPTidGxXObf5L6tMezy:C0kX3MdUr4G9OLvwy
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 3 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 34 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde.exe"C:\Users\Admin\AppData\Local\Temp\940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde.exe"C:\Users\Admin\AppData\Local\940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde.exe"2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- 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
884KB
MD50aaa616d0539956bccb9bc191d242e1d
SHA1426ead4ee1f17954ff1faab5c30a8691dc7028bf
SHA256940dc4a02912b70833ac3378571d76ecbeb1843e6f18d32991844878c982bdde
SHA512e0f2b25b4680436964dc6ffd767cda4b99949a131135576b17a89db99fc72d704749d6a8cf48706784ab1015818edd154e221e4916df841a3b539c102a6176fa
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Filesize
976KB
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Filesize
2.1MB
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Filesize
976KB
-
Filesize
976KB
-
Filesize
976KB
-
Filesize
976KB
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Filesize
976KB
-
Filesize
168KB
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Filesize
488KB
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Filesize
1.6MB
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Filesize
976KB
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Filesize
976KB
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Filesize
1.6MB
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Filesize
488KB
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Filesize
976KB
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Filesize
976KB
-
Filesize
976KB
-
Filesize
976KB
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Filesize
2.1MB