46f18091cf10d22dfb79b372c9c0d44f3547ec2fb9f0f7c772ef08b33ed53a83

Analysis

max time kernel
4265044s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
14-01-2022 16:01

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General

Target

ScanClientUpdate/KM.EKeyAlmaz1C.dll
Size

165KB
MD5

021e42c964102fd263d474427ee78193
SHA1

8a6227b6db02b8ba278e13ccd6eece907e3657f0
SHA256

2fbe9b3eda5da1e2eded989941fdbb4e967245a53231d9c0c9333eb6486215c7
SHA512

d517bcb9cfdd4082242ed6a2d12abef54db5fb31da19ce3d91665268a9006a9d9cda69bf28a8395b501df1cc8b22d0968b7af965e8a120c2db6c1f85c2e528e2

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

Processes:

MusNotification.exe

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

Processes:

MusNotification.exe

description pid process

Token: SeShutdownPrivilege 1364 MusNotification.exe
Token: SeCreatePagefilePrivilege 1364 MusNotification.exe

description	pid	process
Token: SeShutdownPrivilege	1364	MusNotification.exe
Token: SeCreatePagefilePrivilege	1364	MusNotification.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 640 wrote to memory of 1508	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1508	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1508	640	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ScanClientUpdate\KM.EKeyAlmaz1C.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ScanClientUpdate\KM.EKeyAlmaz1C.dll,#1
2⤵
PID:1508

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:1364

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1508-130-0x0000000000000000-mapping.dmp

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