9b1ca060b5a969f03c4c8d99ad487a454742e47fff97343a90afacb5da7d9589

Analysis

max time kernel
4265056s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
14/01/2022, 17:48

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General

Target
a0306b7a6a12022e4fc8e586b0bc90ec.dll
Size 574KB
Sample220114-wdf3wshef5
SHA256 9b1ca060b5a969f03c4c8d99ad487a454742e47fff97343a90afacb5da7d9589
MD5 a0306b7a6a12022e4fc8e586b0bc90ec
SHA1 ee7d221826a725a2110bbddbea34bd14522b5ab4
SHA512 9bf807e5b79ec4d6c24db9106db43d6e4e2211d70caf8ca71101d96001a7fb6c31dad9ac4d72b8e6646e03a7bfa70b296968be6a24f3d11dd8e90090de94d7dc
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	64	MusNotification.exe
Token: SeCreatePagefilePrivilege	64	MusNotification.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 1400	2552	regsvr32.exe	54
PID 2552 wrote to memory of 1400	2552	regsvr32.exe	54
PID 2552 wrote to memory of 1400	2552	regsvr32.exe	54
PID 1400 wrote to memory of 3016	1400	regsvr32.exe	55
PID 1400 wrote to memory of 3016	1400	regsvr32.exe	55
PID 1400 wrote to memory of 3016	1400	regsvr32.exe	55

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a0306b7a6a12022e4fc8e586b0bc90ec.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a0306b7a6a12022e4fc8e586b0bc90ec.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1400
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\a0306b7a6a12022e4fc8e586b0bc90ec.dll",DllRegisterServer
    3⤵
    PID:3016

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:64

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/1400-132-0x00000000029F5000-0x00000000029F6000-memory.dmp

Download

memory/1400-131-0x00000000029D1000-0x00000000029F5000-memory.dmp