Malware Analysis Report

2025-08-10 17:43

Sample ID 230321-md6twahg44
Target 544-76-0x00000000005F0000-0x0000000000602000-memory.dmp
SHA256 a9572473a2dce42bc414733207eabb0b49abfe0a01a05e2d2db529651a12a241
Tags
rat default asyncrat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a9572473a2dce42bc414733207eabb0b49abfe0a01a05e2d2db529651a12a241

Threat Level: Known bad

The file 544-76-0x00000000005F0000-0x0000000000602000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat

Async RAT payload

Asyncrat family

AsyncRat

Async RAT payload

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-03-21 10:21

Signatures

Async RAT payload

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

Asyncrat family

asyncrat

Analysis: behavioral1

Detonation Overview

Submitted

2023-03-21 10:21

Reported

2023-03-21 10:24

Platform

win7-20230220-en

Max time kernel

30s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe"

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe"

Network

Country Destination Domain Proto
US 192.3.193.136:2023 tcp

Files

memory/1048-54-0x00000000000C0000-0x00000000000D2000-memory.dmp

memory/1048-55-0x0000000000440000-0x0000000000480000-memory.dmp

memory/1048-73-0x0000000000440000-0x0000000000480000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-03-21 10:21

Reported

2023-03-21 10:24

Platform

win10v2004-20230220-en

Max time kernel

144s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe"

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\544-76-0x00000000005F0000-0x0000000000602000-memory.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 126.139.241.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 192.3.193.136:2023 tcp
US 8.8.8.8:53 136.193.3.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 20.189.173.11:443 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 0.77.109.52.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 55.154.139.52.in-addr.arpa udp
US 8.8.8.8:53 216.74.101.95.in-addr.arpa udp

Files

memory/840-133-0x0000000000030000-0x0000000000042000-memory.dmp

memory/840-134-0x0000000004A00000-0x0000000004A10000-memory.dmp

memory/840-135-0x0000000004D50000-0x0000000004DEC000-memory.dmp

memory/840-136-0x00000000053A0000-0x0000000005944000-memory.dmp

memory/840-137-0x0000000004E60000-0x0000000004EC6000-memory.dmp

memory/840-138-0x0000000004A00000-0x0000000004A10000-memory.dmp