914630ee2abeefd37b3892f90ffbb25199b5c8a5e2133ea2c09d2a7a8cb07ca7

Analysis

max time kernel
4265075s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
17/01/2022, 22:55

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General

Target
78cace791ed1fbb36dd6720d2c4b27c2.dll
Size 479KB
Sample220117-2v5epseacj
SHA256 914630ee2abeefd37b3892f90ffbb25199b5c8a5e2133ea2c09d2a7a8cb07ca7
MD5 78cace791ed1fbb36dd6720d2c4b27c2
SHA1 af078fca23df9514cec0a6ca824750b5da75a21d
SHA512 623aa6083fbc1e8242135e32bfda13a3591e650517a0bcf652755dc75704f40d70bd1c5e85c520379df55040f999ee1b2a17e658356329fec93618bf24cccbfc
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	3592	MusNotification.exe
Token: SeCreatePagefilePrivilege	3592	MusNotification.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 1992	1904	regsvr32.exe	54
PID 1904 wrote to memory of 1992	1904	regsvr32.exe	54
PID 1904 wrote to memory of 1992	1904	regsvr32.exe	54
PID 1992 wrote to memory of 460	1992	regsvr32.exe	55
PID 1992 wrote to memory of 460	1992	regsvr32.exe	55
PID 1992 wrote to memory of 460	1992	regsvr32.exe	55

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\78cace791ed1fbb36dd6720d2c4b27c2.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1904
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\78cace791ed1fbb36dd6720d2c4b27c2.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\78cace791ed1fbb36dd6720d2c4b27c2.dll",DllRegisterServer
    3⤵
    PID:460

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3592

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/1992-132-0x00000000041D5000-0x00000000041D6000-memory.dmp

Download

memory/1992-131-0x00000000041B1000-0x00000000041D5000-memory.dmp