Malware Analysis Report

2025-01-02 06:55

Sample ID 241128-y2r66svkem
Target A2Wkdasuhd28347hiuweyd_.exe
SHA256 2a5d5ab303f38072ee9573d70b787d7077c3615b6f91578daf9c78e9719a961d
Tags
rat default asyncrat venomrat discovery
score
10/10

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
10/10

SHA256

2a5d5ab303f38072ee9573d70b787d7077c3615b6f91578daf9c78e9719a961d

Threat Level: Known bad

The file A2Wkdasuhd28347hiuweyd_.exe was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat venomrat discovery

Async RAT payload

Asyncrat family

VenomRAT

Venomrat family

AsyncRat

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-28 20:17

Signatures

Async RAT payload

rat
Description Indicator Process Target
N/A N/A N/A N/A

Asyncrat family

asyncrat

VenomRAT

rat
Description Indicator Process Target
N/A N/A N/A N/A

Venomrat family

venomrat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-28 20:17

Reported

2024-11-28 20:19

Platform

win7-20240903-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe"

Signatures

AsyncRat

rat asyncrat

Asyncrat family

asyncrat

VenomRAT

rat
Description Indicator Process Target
N/A N/A N/A N/A

Venomrat family

venomrat

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe

"C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe"

Network

Country Destination Domain Proto
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp

Files

memory/2328-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

memory/2328-1-0x0000000000C70000-0x0000000000C88000-memory.dmp

memory/2328-3-0x0000000074A80000-0x000000007516E000-memory.dmp

memory/2328-4-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

memory/2328-5-0x0000000074A80000-0x000000007516E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-28 20:17

Reported

2024-11-28 20:19

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe"

Signatures

AsyncRat

rat asyncrat

Asyncrat family

asyncrat

VenomRAT

rat
Description Indicator Process Target
N/A N/A N/A N/A

Venomrat family

venomrat

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe

"C:\Users\Admin\AppData\Local\Temp\A2Wkdasuhd28347hiuweyd_.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 108.234.74.132:5129 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 108.234.74.132:5129 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 108.234.74.132:5129 tcp
US 8.8.8.8:53 14.179.89.13.in-addr.arpa udp

Files

memory/2248-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

memory/2248-1-0x0000000000120000-0x0000000000138000-memory.dmp

memory/2248-2-0x00000000050D0000-0x0000000005674000-memory.dmp

memory/2248-4-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/2248-5-0x0000000004EC0000-0x0000000004F52000-memory.dmp

memory/2248-6-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/2248-7-0x0000000004E90000-0x0000000004E9A000-memory.dmp

memory/2248-8-0x00000000746CE000-0x00000000746CF000-memory.dmp

memory/2248-9-0x00000000746C0000-0x0000000074E70000-memory.dmp