Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2023, 10:45
Static task
static1
Behavioral task
behavioral1
Sample
e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe
Resource
win10v2004-20231020-en
General
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Target
e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe
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Size
194KB
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MD5
a65a1b9b45b85f5b8b9fd09bf8295511
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SHA1
977bf54b60813c6a429d24f50839646d0ae83fba
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SHA256
e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76
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SHA512
f830fdde7327af98146177d9ada645caf10132cb2f47f24a564d3c38e6b15496b631c58974cd5ca70206010459ff5b20b84fc7901ccf99158dcd6f96a7a57427
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SSDEEP
6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOU:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXx
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Control Panel\International\Geo\Nation e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe -
Executes dropped EXE 1 IoCs
pid Process 4656 hauhost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Debug\hauhost.exe e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe File opened for modification C:\Windows\Debug\hauhost.exe e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 hauhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz hauhost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 796 e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 796 wrote to memory of 4916 796 e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe 90 PID 796 wrote to memory of 4916 796 e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe 90 PID 796 wrote to memory of 4916 796 e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe"C:\Users\Admin\AppData\Local\Temp\e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:796 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E9FDC7~1.EXE > nul2⤵PID:4916
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C:\Windows\Debug\hauhost.exeC:\Windows\Debug\hauhost.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:4656
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
194KB
MD5617a487efc51310024967b222b6438c9
SHA176938a3becba8936112a79a66392f47ae1116f5c
SHA256a242f453e118177655529cfecc1b9c816263c0b8f87a408289d82fe591d1fdc8
SHA512452f308bb16742ee946ed662d7e9f549701b66fa25e08253a39ffc38cd5af8f931bfd1e98b1dad68e819349a3cf164531667bfff9944f579c47a9f8789d67b6a
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Filesize
194KB
MD5617a487efc51310024967b222b6438c9
SHA176938a3becba8936112a79a66392f47ae1116f5c
SHA256a242f453e118177655529cfecc1b9c816263c0b8f87a408289d82fe591d1fdc8
SHA512452f308bb16742ee946ed662d7e9f549701b66fa25e08253a39ffc38cd5af8f931bfd1e98b1dad68e819349a3cf164531667bfff9944f579c47a9f8789d67b6a