e4e1e6300c86997df0002747769b29b619fe79a581bf9c5173db0761513e302a

Analysis

max time kernel
4265006s
max time network
27s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
17/01/2022, 12:31

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General

Target
OFFER 12575-11-2022_Xlxs.exe
Size 417KB
Sample220117-pp3byaaddq
SHA256 e4e1e6300c86997df0002747769b29b619fe79a581bf9c5173db0761513e302a
MD5 1389ced5b76a7a4f7667bb4c6eff69d4
SHA1 81ee89503e21c2bc2e159c163ca256f05c94250c
SHA512 70f1cb81bbd152639dc65df62290bf99bfbaafdcac1dc3dbd0e14b74f17d49540f9e3c3ff1aa8427c7b4ac8f678c7247598412ccd8b75c0d4f64a63d19137095
MD5 SHA1 SHA512

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2628 set thread context of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2628	OFFER 12575-11-2022_Xlxs.exe
2628	OFFER 12575-11-2022_Xlxs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3024	MusNotification.exe
Token: SeCreatePagefilePrivilege	3024	MusNotification.exe
Token: SeDebugPrivilege	2628	OFFER 12575-11-2022_Xlxs.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 1948	2628	OFFER 12575-11-2022_Xlxs.exe	58
PID 2628 wrote to memory of 1948	2628	OFFER 12575-11-2022_Xlxs.exe	58
PID 2628 wrote to memory of 1948	2628	OFFER 12575-11-2022_Xlxs.exe	58
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59
PID 2628 wrote to memory of 660	2628	OFFER 12575-11-2022_Xlxs.exe	59

C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe
"C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe
  "C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe"
  2⤵
  PID:1948
- C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe
  "C:\Users\Admin\AppData\Local\Temp\OFFER 12575-11-2022_Xlxs.exe"
  2⤵
  PID:660

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3024

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

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Downloads

memory/660-139-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/2628-130-0x0000000000110000-0x000000000017E000-memory.dmp

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memory/2628-131-0x0000000000110000-0x000000000017E000-memory.dmp

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memory/2628-132-0x0000000005200000-0x00000000057A4000-memory.dmp

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memory/2628-133-0x0000000004B80000-0x0000000004C12000-memory.dmp

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memory/2628-134-0x0000000004B20000-0x0000000004B2A000-memory.dmp

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memory/2628-135-0x0000000004C50000-0x00000000051F4000-memory.dmp

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memory/2628-136-0x0000000006C50000-0x0000000006CEC000-memory.dmp

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