Analysis
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max time kernel
28s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
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submitted
17-04-2023 18:01
General
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Target
187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66.exe
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Size
3.8MB
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MD5
54277cdc31558a44bc6b83e607495529
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SHA1
897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
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SHA256
187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
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SHA512
12257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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SSDEEP
98304:6K5A/UQObtXa9UbEc6xnvZLtEt7pcXGIT/+OIavA:m/UQqa9UbOxpEhpXIT/+OIaI
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 4 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 2 IoCs
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VMProtect packed file 13 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). Likely ransomware behaviour.
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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 51 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66.exe"C:\Users\Admin\AppData\Local\Temp\187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66.exe"C:\Users\Admin\AppData\Local\187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66.exe"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
MD554277cdc31558a44bc6b83e607495529
SHA1897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
SHA256187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
SHA51212257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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Filesize
3.8MB
MD554277cdc31558a44bc6b83e607495529
SHA1897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
SHA256187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
SHA51212257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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Filesize
3.8MB
MD554277cdc31558a44bc6b83e607495529
SHA1897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
SHA256187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
SHA51212257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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Filesize
3.8MB
MD554277cdc31558a44bc6b83e607495529
SHA1897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
SHA256187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
SHA51212257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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Filesize
3.8MB
MD554277cdc31558a44bc6b83e607495529
SHA1897ed86aa916f2f679f5d1d3b5bc3d8ea14b0d5d
SHA256187e065265bf2cb0fb0b819e8ba1911e68532c449797799d7a325838974fcc66
SHA51212257f1c3abf77ddb27e31d98a999cb1f3a4cf5fe9957a1d38f19364971c46070a4121583110c615157fef46466c05a67a7872029922afc1c076f5457898e1e0
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Filesize
9.3MB
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Filesize
9.3MB
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Filesize
9.3MB
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Filesize
168KB
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Filesize
9.3MB
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Filesize
9.3MB
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Filesize
168KB
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Filesize
9.3MB
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Filesize
9.3MB
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Filesize
9.3MB