Analysis
- max time kernel
4265086s - max time network
175s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
17/01/2022, 22:28
Static task
static1
Behavioral task
behavioral1
Sample
emotet_exe_e5_4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403_2022-01-17__222716.exe.dll
Resource
win7-en-20211208
0 signatures
0 seconds
General
- Target emotet_exe_e5_4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403_2022-01-17__222716.exe.dll
- Size 469KB
- Sample220117-2dpmxsdgdj
- SHA256 4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403
- MD5 e05bc4ef1f34ec370d246380f4a81b33
- SHA1 fbe99db5413f7f041115540ca89f2d841b6e29e5
- SHA512 a7fb5637319debc2018eaadd1114513f2d8d4ff0fc6d9ae72093766fcf806a7b90f7f817a2683c27da6023b9bb1b34e3da580a3631561baf7a9396e8dc7e2db1
- MD5 SHA1 SHA512
Malware Config
Signatures
- 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 3600 MusNotification.exe Token: SeCreatePagefilePrivilege 3600 MusNotification.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3960 wrote to memory of 3920 3960 regsvr32.exe 54 PID 3960 wrote to memory of 3920 3960 regsvr32.exe 54 PID 3960 wrote to memory of 3920 3960 regsvr32.exe 54 PID 3920 wrote to memory of 2672 3920 regsvr32.exe 55 PID 3920 wrote to memory of 2672 3920 regsvr32.exe 55 PID 3920 wrote to memory of 2672 3920 regsvr32.exe 55
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403_2022-01-17__222716.exe.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403_2022-01-17__222716.exe.dll2⤵
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_4d4e97ed50c0847f051376be0ddf4f4f6dcf4a48996126cdaf74c291d9375403_2022-01-17__222716.exe.dll",DllRegisterServer3⤵PID:2672
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C:\Windows\system32\MusNotification.exeC:\Windows\system32\MusNotification.exe1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3600