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Analysis
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max time kernel
117s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
26/08/2023, 14:43
Static task
static1
Behavioral task
behavioral1
Sample
38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe
Resource
win10v2004-20230703-en
General
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Target
38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe
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Size
2.3MB
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MD5
ffb8aa6b32e83a0f2c21246865a4ef2c
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SHA1
ec09e9c28ab89364323e36550e7ba14b25ab8f6f
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SHA256
38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35
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SHA512
9e052027042b3b823b6f5b467a0f8c8e9346aad6b5f0a1c677dcd9b54c21673577426408504ea769e6e78f1981ed80130214b7c78c0a553bc6a63b9a080bd9c8
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SSDEEP
49152:BRv/l9TmwnD6GggADeOba6TR0x/i10gdN79fIrP7Ct0+m+YG:Tnl9TmwD6GFADegixKfIq9m+Y
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe" 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Serverx.exe 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe File opened for modification C:\Windows\SysWOW64\Serverx.exe 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1688 wrote to memory of 1900 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 28 PID 1688 wrote to memory of 1900 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 28 PID 1688 wrote to memory of 1900 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 28 PID 1688 wrote to memory of 1900 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 28 PID 1688 wrote to memory of 1316 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 21 PID 1688 wrote to memory of 1316 1688 38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe 21
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1316
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C:\Users\Admin\AppData\Local\Temp\38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe"C:\Users\Admin\AppData\Local\Temp\38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe"2⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe"C:\Users\Admin\AppData\Local\Temp\38a1e6dde65c5fcf3ab0b633376b28c41be16964c7589d74259ebcbbced70c35.exe"3⤵PID:1900
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