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Analysis
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max time kernel
141s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
26/11/2023, 14:17
Static task
static1
Behavioral task
behavioral1
Sample
c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe
Resource
win10v2004-20231020-en
General
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Target
c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe
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Size
1.9MB
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MD5
1ed1cc584962a2a0234885ca7cbbf87f
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SHA1
14e225ae0699a5758dd5aaaa5d1c5037c6c6c944
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SHA256
c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9
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SHA512
c11674ff35b49fae7ea9c30a1e6bcc98a8f4b5c8f264f9d55669f22a4083ade5fdb0a091a43ce2d04537ed383d23f0324b565fac1182b66478ec8d1c8f584d17
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SSDEEP
49152:47QMGIEr2hyyU/sQaIbd/HA/XXO5YbQBIEbrGygStXBqxoXbrSIQ5kBGpo2A:45GIE6XU/sQDd4/e5YkBIEbrGygSZr9C
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
resource yara_rule behavioral2/memory/1780-2-0x0000000010000000-0x000000001002A000-memory.dmp fatalrat -
Executes dropped EXE 1 IoCs
pid Process 4972 Svwxya.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\WINDOWS\SysWOW64\1.bin c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe File opened for modification C:\WINDOWS\SysWOW64\1.bin Svwxya.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Svwxya.exe c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe File opened for modification C:\Windows\Svwxya.exe c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe Token: SeDebugPrivilege 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1780 c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe 4972 Svwxya.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe"C:\Users\Admin\AppData\Local\Temp\c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9.exe"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1780
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C:\Windows\Svwxya.exeC:\Windows\Svwxya.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:4972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
209KB
MD5bf40a37bf17824bac4d6324170848495
SHA160d19043f912c1e2cbf034f6c8dc89dc858ee8a5
SHA256f7c2997e2ab1ae511693b05dc7adc302dbea2fc34424761e081177a614f97a5a
SHA512d17c33970b6e092bf185b84ac8271f2f1f309034b258394832a6f70750a7e5f82835d68ff994341259658597aedc965c6f7430efa8dd15cea1c28089fcc9af5f
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Filesize
1.9MB
MD51ed1cc584962a2a0234885ca7cbbf87f
SHA114e225ae0699a5758dd5aaaa5d1c5037c6c6c944
SHA256c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9
SHA512c11674ff35b49fae7ea9c30a1e6bcc98a8f4b5c8f264f9d55669f22a4083ade5fdb0a091a43ce2d04537ed383d23f0324b565fac1182b66478ec8d1c8f584d17
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Filesize
1.9MB
MD51ed1cc584962a2a0234885ca7cbbf87f
SHA114e225ae0699a5758dd5aaaa5d1c5037c6c6c944
SHA256c3c89877a369ad1d94342b4e05f0abc03c4cb5560ec6d834c34fc4ca231bf1d9
SHA512c11674ff35b49fae7ea9c30a1e6bcc98a8f4b5c8f264f9d55669f22a4083ade5fdb0a091a43ce2d04537ed383d23f0324b565fac1182b66478ec8d1c8f584d17