Malware Analysis Report

2025-04-03 12:18

Sample ID 241109-27643athpr
Target keyauth-Emulator-main.zip
SHA256 fb4eb593f192940ce30180fc248b681f8e14f9430540a87a6115c68051787ce0
Tags
discovery
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

fb4eb593f192940ce30180fc248b681f8e14f9430540a87a6115c68051787ce0

Threat Level: Likely benign

The file keyauth-Emulator-main.zip was found to be: Likely benign.

Malicious Activity Summary

discovery

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 23:14

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:14

Reported

2024-11-09 23:17

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py

Signatures

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe

"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py"

Network

N/A

Files

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

MD5 4c8a9129327197d9b96c9d7ba6b621b6
SHA1 aff9db0bbd8a59c5cfa74b3a1de6371c4509455d
SHA256 9743d9f42bcb840c0209f2abd36e839da3e3b95a10bd240f595670e3ccb2b17a
SHA512 eb9fdfeb1a431d182b8139e04f2715af3da839178502b8639da1a9dbaeab7b760f58689c0a0753b10825243c7773f7093ed9d5b023a4ddb0e4850633f939061d

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 23:14

Reported

2024-11-09 23:17

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\keyauth-Emulator-main\main.py

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

N/A