Analysis
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max time kernel
91s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
21-04-2023 20:29
General
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Target
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Size
3.8MB
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MD5
223a3193b04f2b5564495839f5bfb834
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SHA1
b4fe59e6ec8bdf5dbf0d4a34e42cbed269f82082
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SHA256
211e56cfebf1079ff07d76a303bce1835b6fbc17d84ae5f7c81bce6bfba3ec4f
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SHA512
ca94b2ea6971864b399bd73111e4993d25c2675207abc9900c408ff614e63a53398c7e4c778f1043bd63baca2cb077a6fc2783f872263ce8cf3efca11ecd09da
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SSDEEP
98304:P+xmA/JbNccZe2TOrilHmUuxnBXzZkHmOB:U13ccZbWPllam
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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VMProtect packed file 11 IoCs
Detects executables packed with VMProtect commercial packer.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\[email protected]"C:\Users\Admin\AppData\Local\Temp\[email protected]"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\[email protected]"C:\Users\Admin\AppData\Local\[email protected]"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.8MB
MD5223a3193b04f2b5564495839f5bfb834
SHA1b4fe59e6ec8bdf5dbf0d4a34e42cbed269f82082
SHA256211e56cfebf1079ff07d76a303bce1835b6fbc17d84ae5f7c81bce6bfba3ec4f
SHA512ca94b2ea6971864b399bd73111e4993d25c2675207abc9900c408ff614e63a53398c7e4c778f1043bd63baca2cb077a6fc2783f872263ce8cf3efca11ecd09da
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Filesize
3.8MB
MD5223a3193b04f2b5564495839f5bfb834
SHA1b4fe59e6ec8bdf5dbf0d4a34e42cbed269f82082
SHA256211e56cfebf1079ff07d76a303bce1835b6fbc17d84ae5f7c81bce6bfba3ec4f
SHA512ca94b2ea6971864b399bd73111e4993d25c2675207abc9900c408ff614e63a53398c7e4c778f1043bd63baca2cb077a6fc2783f872263ce8cf3efca11ecd09da
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Filesize
3.8MB
MD5223a3193b04f2b5564495839f5bfb834
SHA1b4fe59e6ec8bdf5dbf0d4a34e42cbed269f82082
SHA256211e56cfebf1079ff07d76a303bce1835b6fbc17d84ae5f7c81bce6bfba3ec4f
SHA512ca94b2ea6971864b399bd73111e4993d25c2675207abc9900c408ff614e63a53398c7e4c778f1043bd63baca2cb077a6fc2783f872263ce8cf3efca11ecd09da
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
168KB
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Filesize
9.2MB