3722d5ae851071da6f65b02ad87d0e46c4d6ba2970570bb78c9eaf9832ddde99

Analysis

max time kernel
4265058s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
17/01/2022, 16:49

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General

Target
0ad53d81e19070076de3b39edfb6e5c9.dll
Size 736KB
Sample220117-vbn52sbfgl
SHA256 3722d5ae851071da6f65b02ad87d0e46c4d6ba2970570bb78c9eaf9832ddde99
MD5 0ad53d81e19070076de3b39edfb6e5c9
SHA1 8c50fcd0f7529131e5d9a53b38dac058157e1fb3
SHA512 169e986ea6141ec11974a505c321e3a2c1b35128ce947b6a38cc4091d54c8ef1758fa6ba6bd25dd2a1683a3587c7a1ddb6dfd1256a55f4658c7ebabe909f261f
MD5 SHA1 SHA512

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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	2308	MusNotification.exe
Token: SeCreatePagefilePrivilege	2308	MusNotification.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 3804	1688	regsvr32.exe	54
PID 1688 wrote to memory of 3804	1688	regsvr32.exe	54
PID 1688 wrote to memory of 3804	1688	regsvr32.exe	54
PID 3804 wrote to memory of 3324	3804	regsvr32.exe	55
PID 3804 wrote to memory of 3324	3804	regsvr32.exe	55
PID 3804 wrote to memory of 3324	3804	regsvr32.exe	55

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0ad53d81e19070076de3b39edfb6e5c9.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0ad53d81e19070076de3b39edfb6e5c9.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3804
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\0ad53d81e19070076de3b39edfb6e5c9.dll",DllRegisterServer
    3⤵
    PID:3324

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3804-131-0x0000000004A31000-0x0000000004A55000-memory.dmp

Download

memory/3804-132-0x0000000004A55000-0x0000000004A56000-memory.dmp