0e96c432e77949a73df5b0b52a741ce1d10e74aa5b2e70f7345dfd577d07a96c

Analysis

max time kernel
4265058s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
15-01-2022 01:50

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General

Target

UnHAnaAW.arm5
Size

65KB
MD5

1ab9ba9183a1cfc793e53d95c053a94f
SHA1

0f89abb2535540236747f7509c00e7730805132b
SHA256

0e96c432e77949a73df5b0b52a741ce1d10e74aa5b2e70f7345dfd577d07a96c
SHA512

005a5516047e719e70278945aec4a17cd0ba536551e89251d466dd513c3aa5ac4977a1565cc751baa224fee267aa6481f9dce5463260c8f8eede07243952e569

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

Modifies registry class 2 IoCs

Processes:

OpenWith.execmd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MusNotification.exe

description pid process

Token: SeShutdownPrivilege 3808 MusNotification.exe
Token: SeCreatePagefilePrivilege 3808 MusNotification.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

2924 OpenWith.exe

description	pid	process
Token: SeShutdownPrivilege	3808	MusNotification.exe
Token: SeCreatePagefilePrivilege	3808	MusNotification.exe

pid	process
2924	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\UnHAnaAW.arm5
1⤵
- Modifies registry class
PID:3660

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2924

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3808

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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