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Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2024, 18:35
Static task
static1
Behavioral task
behavioral1
Sample
0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe
Resource
win10v2004-20241007-en
General
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Target
0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe
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Size
29KB
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MD5
ee107eb0d9f394c668802c5ad0cfc0c8
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SHA1
8d079173bc42028e723f3b20835d0bc6da4c5ca7
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SHA256
0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981
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SHA512
1312c74a54f24a33d511901022d53d776d2d09c2728d6930c210972334356ce9106042f48947939ddbf65776a1b165fde4b85a2bb3d3dd3cdf61bc6bdca0b502
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SSDEEP
192:5PEN3tL/I24Tlqbtc32l3krI0o1N24mmqd3qa82caYp6thAlWtCrvY0+VQcIEuF1:5PEN9LQLEG2CZs24mTNXlYpYtCZOLJax
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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe -
Executes dropped EXE 1 IoCs
pid Process 536 aybir.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aybir.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3092 wrote to memory of 536 3092 0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe 84 PID 3092 wrote to memory of 536 3092 0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe 84 PID 3092 wrote to memory of 536 3092 0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe"C:\Users\Admin\AppData\Local\Temp\0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Users\Admin\AppData\Local\Temp\aybir.exe"C:\Users\Admin\AppData\Local\Temp\aybir.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD56e2950182469d1eecf9995c4f3d8ffd0
SHA12ec5d0ffbcd8026934c34971cff1c072e98dcfa9
SHA25681e17f1ff8c8053c3ac952fcd359b4b7720f666159de871c292657bd6a0e577c
SHA5124b81066ec28fa8c523c424c2747199f1b7f45565556ae82825e4126e9f57b25ce04748c6c9d71cd8a42919d1933407f091ca2395b37210bf1c3aa1cabe2157ab