fc89c98b5be515bcbd365c74a9f4026d2d8dce04f9bc6255cc327b971c0bd407

Analysis

max time kernel
4265058s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
14-01-2022 16:09

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General

Target

e56578ff67914010aa9f663876b66c4a.exe
Size

37KB
MD5

e56578ff67914010aa9f663876b66c4a
SHA1

802b5d9f5be9fb8213b97567ebc1910e85ddd20f
SHA256

fc89c98b5be515bcbd365c74a9f4026d2d8dce04f9bc6255cc327b971c0bd407
SHA512

756b0fdfca550346207ddd292f6fa57d4db2e0207850dd9651edc341e716f80102ff6e8bdcf8fc000ce8535a1439c529b57d26313b58ad8613d99a978c17caf3

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 3816 MusNotification.exe
Token: SeCreatePagefilePrivilege 3816 MusNotification.exe

description	pid	process
Token: SeShutdownPrivilege	3816	MusNotification.exe
Token: SeCreatePagefilePrivilege	3816	MusNotification.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

e56578ff67914010aa9f663876b66c4a.exefondue.exe

description	pid	process	target process
PID 2400 wrote to memory of 1912	2400	e56578ff67914010aa9f663876b66c4a.exe	fondue.exe
PID 2400 wrote to memory of 1912	2400	e56578ff67914010aa9f663876b66c4a.exe	fondue.exe
PID 2400 wrote to memory of 1912	2400	e56578ff67914010aa9f663876b66c4a.exe	fondue.exe
PID 1912 wrote to memory of 3516	1912	fondue.exe	FonDUE.EXE
PID 1912 wrote to memory of 3516	1912	fondue.exe	FonDUE.EXE

C:\Users\Admin\AppData\Local\Temp\e56578ff67914010aa9f663876b66c4a.exe
"C:\Users\Admin\AppData\Local\Temp\e56578ff67914010aa9f663876b66c4a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\fondue.exe
  "C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1912
- - C:\Windows\system32\FonDUE.EXE
    "C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll
    3⤵
    PID:3516

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3816

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/1912-130-0x0000000000000000-mapping.dmp

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memory/3516-131-0x0000000000000000-mapping.dmp

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