28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903

Analysis

max time kernel
4265070s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
15/01/2022, 00:05

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General

Target
emotet_exe_e5_28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903_2022-01-15__000449.exe.dll
Size 574KB
Sample220115-ac87dsbdf9
SHA256 28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903
MD5 0e80c8f19a6a615d333d7e99b1a93fd6
SHA1 4b0ed49355d0d55a49a68b18b8326e0bf9c76db8
SHA512 a79891f45535e1aa4dcdada99b397296453ae8896f6544cca6e7423952960c37c3bfeb64a05b67a1f68f5cc038da16390ddea3c3c8afcef873444d434142e86d
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	3772	MusNotification.exe
Token: SeCreatePagefilePrivilege	3772	MusNotification.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3568 wrote to memory of 2588	3568	regsvr32.exe	54
PID 3568 wrote to memory of 2588	3568	regsvr32.exe	54
PID 3568 wrote to memory of 2588	3568	regsvr32.exe	54
PID 2588 wrote to memory of 996	2588	regsvr32.exe	55
PID 2588 wrote to memory of 996	2588	regsvr32.exe	55
PID 2588 wrote to memory of 996	2588	regsvr32.exe	55

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903_2022-01-15__000449.exe.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903_2022-01-15__000449.exe.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_28e0d6f6bba0889582f1a052d21b1ac07f59022749b531ea11003de527488903_2022-01-15__000449.exe.dll",DllRegisterServer
    3⤵
    PID:996

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3772

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/2588-134-0x0000000003561000-0x0000000003585000-memory.dmp

Download

memory/2588-135-0x0000000003585000-0x0000000003586000-memory.dmp