Analysis
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max time kernel
147s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
10-01-2025 21:14
Behavioral task
behavioral1
Sample
idk.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral2
Sample
idk.exe
Resource
win11-20241007-en
General
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Target
idk.exe
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Size
839KB
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MD5
45702e3cbbd1b1fa5bc5b2e1add59a28
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SHA1
62f523fc942ad0fde771da6591c6e80d62112f3b
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SHA256
885a499d2e0fd28f91423772902b48903d59ef9d11222ceacdb5d46159d41401
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SHA512
42b13e3bdc31255e62ee49c4e7d2c16486948ba1e5787dbfe8a8178ed5fae759e682c7d44c2ad10e283e83c5a4b12ca916f0ea3b9abb027a52435949293fe61e
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SSDEEP
24576:PpS04YNEMuExDiU6E5R9s8xY/2l/dmtnIbt+rq:PL4auS+UjfU2TmdIbt+r
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4232 AudioDriver.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini idk.exe File opened for modification C:\Windows\assembly\Desktop.ini idk.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
flow ioc 1 0.tcp.eu.ngrok.io -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly idk.exe File created C:\Windows\assembly\Desktop.ini idk.exe File opened for modification C:\Windows\assembly\Desktop.ini idk.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 AudioDriver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language idk.exe -
Suspicious behavior: EnumeratesProcesses 42 IoCs
pid Process 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe 4232 AudioDriver.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4232 AudioDriver.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4232 AudioDriver.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4232 AudioDriver.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4920 wrote to memory of 4232 4920 idk.exe 77 PID 4920 wrote to memory of 4232 4920 idk.exe 77 PID 4920 wrote to memory of 4232 4920 idk.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\idk.exe"C:\Users\Admin\AppData\Local\Temp\idk.exe"1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
839KB
MD545702e3cbbd1b1fa5bc5b2e1add59a28
SHA162f523fc942ad0fde771da6591c6e80d62112f3b
SHA256885a499d2e0fd28f91423772902b48903d59ef9d11222ceacdb5d46159d41401
SHA51242b13e3bdc31255e62ee49c4e7d2c16486948ba1e5787dbfe8a8178ed5fae759e682c7d44c2ad10e283e83c5a4b12ca916f0ea3b9abb027a52435949293fe61e