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Analysis
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max time kernel
240s -
max time network
273s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
20/10/2023, 08:25
Static task
static1
Behavioral task
behavioral1
Sample
a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe
Resource
win10v2004-20230915-en
General
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Target
a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe
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Size
1.3MB
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MD5
9c39f93c41464571c61a9e6ad689b91a
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SHA1
fb2ee625d3b88af6bf5519281250c09da171d438
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SHA256
a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48
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SHA512
8611e1f076240b18b70a417acba548c7e5111cd20a1390a596eb30b49faa29d40e12f51acf03fe5e9602fd635ba2feb946574664a3945e0199e2cc91690ff59f
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SSDEEP
24576:yP3oWsSQq42nyvUPZ8lvIEK4GyiqRs1wc1EHSLgQyqa5M8VN2W2OI4:cYNqyM1wGy2f1mQ7aiJOP
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 behavioral1/memory/2180-8702-0x0000000000400000-0x00000000005A5000-memory.dmp fatalrat -
Executes dropped EXE 1 IoCs
pid Process 2508 Svwxya.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 25 IoCs
pid Process 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Svwxya.exe a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe File created C:\Program Files (x86)\Svwxya.exe a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe -
Suspicious behavior: EnumeratesProcesses 51 IoCs
pid Process 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2180 a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe"C:\Users\Admin\AppData\Local\Temp\a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2180
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C:\Program Files (x86)\Svwxya.exe"C:\Program Files (x86)\Svwxya.exe"1⤵
- Executes dropped EXE
PID:2508
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.3MB
MD59c39f93c41464571c61a9e6ad689b91a
SHA1fb2ee625d3b88af6bf5519281250c09da171d438
SHA256a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48
SHA5128611e1f076240b18b70a417acba548c7e5111cd20a1390a596eb30b49faa29d40e12f51acf03fe5e9602fd635ba2feb946574664a3945e0199e2cc91690ff59f