f49fbddd69702bd66c8080b6d103575d498c5e011c6de5d564e2eb6b0af1877d

Analysis

max time kernel
123s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
02/02/2022, 13:45

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General

Target
iix.dll
Size 252KB
Sample220202-q2ebbaabdk
SHA256 f49fbddd69702bd66c8080b6d103575d498c5e011c6de5d564e2eb6b0af1877d
MD5 ac4256211f0fff1522b43e0699fe3437
SHA1 c62225bb61ed02cd8b8000c78605cbf2c6300d21
SHA512 9daaa0abd46d128a0ac4731ca15a18edf2a9c1be5e90eb2e68f53955a16ed277f3d99b9b890010b3cfce99034bef56389530baaaafc626b0332c788c36a0935d
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	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 1292	2972	regsvr32.exe	55
PID 2972 wrote to memory of 1292	2972	regsvr32.exe	55
PID 2972 wrote to memory of 1292	2972	regsvr32.exe	55
PID 1292 wrote to memory of 636	1292	regsvr32.exe	60
PID 1292 wrote to memory of 636	1292	regsvr32.exe	60
PID 1292 wrote to memory of 636	1292	regsvr32.exe	60

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\iix.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\iix.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\iix.dll",DllRegisterServer
    3⤵
    PID:636

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3608

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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