Analysis
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max time kernel
152s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 09:12
Static task
static1
Behavioral task
behavioral1
Sample
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe
Resource
win10v2004-20220901-en
General
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Target
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe
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Size
1.4MB
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MD5
ec8c9c148dcf884c6be4ce6e06b07910
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SHA1
d409f696e3df215471e48199b4dce7656a5e5065
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SHA256
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b
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SHA512
830443d51ae82704d5e0161071971a9926a85f8c91b3e0068f2dc7f0eff577a83f81775f1ffe4aac80ff02d6c9f3a5a2bd7403a2109cc61e583f72cbf8d74a82
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SSDEEP
12288:T6ZA3xX9CYh/rf7IDb54JNVxcXK9ZAxqYVHHP5wbawEutVf6oxHuKWbdJ4ray074:l3xkY9z/QK9Iv5MzRtHOfJc6zIQ6n
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1996-62-0x0000000000400000-0x000000000063E000-memory.dmp upx behavioral1/memory/1996-63-0x0000000000400000-0x000000000063E000-memory.dmp upx -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe" b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exepid process 1996 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
Processes:
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exeb9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exepid process 1160 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe 1996 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exedescription pid process target process PID 1160 wrote to memory of 1996 1160 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe PID 1160 wrote to memory of 1996 1160 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe PID 1160 wrote to memory of 1996 1160 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe PID 1160 wrote to memory of 1996 1160 b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe"C:\Users\Admin\AppData\Local\Temp\b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe"1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1160 -
C:\Users\Admin\AppData\Local\Temp\b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe"C:\Users\Admin\AppData\Local\Temp\b9df423b9c34d0816cd17c75284a7664d46ef27184c698ade59c88b821761d0b.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: GetForegroundWindowSpam
PID:1996
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/1160-54-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB
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memory/1160-55-0x0000000075A91000-0x0000000075A93000-memory.dmpFilesize
8KB
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memory/1160-57-0x0000000001F60000-0x000000000219E000-memory.dmpFilesize
2.2MB
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memory/1160-61-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB
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memory/1996-56-0x0000000000000000-mapping.dmp
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memory/1996-58-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB
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memory/1996-60-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB
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memory/1996-62-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB
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memory/1996-63-0x0000000000400000-0x000000000063E000-memory.dmpFilesize
2.2MB