Analysis
- max time kernel
4265056s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
16/01/2022, 21:35
Static task
static1
Behavioral task
behavioral1
Sample
a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe
Resource
win7-en-20211208
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe
Resource
win10v2004-en-20220112
0 signatures
0 seconds
General
- Target a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe
- Size 27KB
- Sample220116-1fs8fsgder
- SHA256 a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92
- MD5 5d5c99a08a7d927346ca2dafa7973fc1
- SHA1 189166d382c73c242ba45889d57980548d4ba37e
- SHA512 ece2ac87f5b80dc43ac68f766eee16be6f8cd3b1c6535c741551d0637c72c712e9f7de080e6fa612b321b9e9eab90922995bba5486debefbbb6e21104a80442d
- MD5 SHA1 SHA512
Score
6/10
Malware Config
Signatures
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe - 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 MusNotification.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotification.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3588 MusNotification.exe Token: SeCreatePagefilePrivilege 3588 MusNotification.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe"C:\Users\Admin\AppData\Local\Temp\a196c6b8ffcb97ffb276d04f354696e2391311db3841ae16c8c9f56f36a38e92.exe"1⤵
- Writes to the Master Boot Record (MBR)
PID:2888
-
C:\Windows\system32\MusNotification.exeC:\Windows\system32\MusNotification.exe1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3588