1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3

Analysis

max time kernel
4265064s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
14/01/2022, 17:16

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General

Target
emotet_exe_e5_1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3_2022-01-14__171518.exe.dll
Size 574KB
Sample220114-vs8k1shffj
SHA256 1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3
MD5 a2ac4d102c428dcd0c5d74ee5fe30e05
SHA1 4c1cb0db8b0d0e2730e5b3d6250ef8b6413abf7c
SHA512 593884c7a21540040c95f74cf22eebfaa9310f57eea61533dbb4b79c559ee0c38b79ac35e66ff227530f814d33b77fbf7e9fb9ee9a603d233679705b40cb7d58
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	2764	MusNotification.exe
Token: SeCreatePagefilePrivilege	2764	MusNotification.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 1904	4020	regsvr32.exe	52
PID 4020 wrote to memory of 1904	4020	regsvr32.exe	52
PID 4020 wrote to memory of 1904	4020	regsvr32.exe	52
PID 1904 wrote to memory of 3616	1904	regsvr32.exe	53
PID 1904 wrote to memory of 3616	1904	regsvr32.exe	53
PID 1904 wrote to memory of 3616	1904	regsvr32.exe	53

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3_2022-01-14__171518.exe.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4020
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3_2022-01-14__171518.exe.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_1aa9ff446d6994d38d5852361fa48f6dcbe1ad4883b072cd52ba7bbc747807b3_2022-01-14__171518.exe.dll",DllRegisterServer
    3⤵
    PID:3616

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2764

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/1904-131-0x0000000004E51000-0x0000000004E75000-memory.dmp

Download

memory/1904-132-0x0000000004E75000-0x0000000004E76000-memory.dmp