Malware Analysis Report

2025-08-06 03:44

Sample ID 230501-vld3tsha9v
Target WinZa.zip
SHA256 ca32420160b4ba9b029fdc12df95d54c10c2dd7d878265026a461125c6dba745
Tags
asyncrat default rat
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

ca32420160b4ba9b029fdc12df95d54c10c2dd7d878265026a461125c6dba745

Threat Level: Known bad

The file WinZa.zip was found to be: Known bad.

Malicious Activity Summary

asyncrat default rat

AsyncRat

Async RAT payload

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-05-01 17:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-01 17:04

Reported

2023-05-01 17:11

Platform

win7-20230220-en

Max time kernel

111s

Max time network

273s

Command Line

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

Signatures

AsyncRat

rat asyncrat

Async RAT payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
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\WinZa.exe N/A

Processes

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

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

Network

Country Destination Domain Proto
US 95.214.27.226:8808 tcp

Files

memory/1652-54-0x0000000001F40000-0x0000000001F55000-memory.dmp

memory/1652-55-0x0000000027FE0000-0x0000000027FF2000-memory.dmp

memory/1652-56-0x0000000041510000-0x0000000041590000-memory.dmp

memory/1652-57-0x0000000041510000-0x0000000041590000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-01 17:04

Reported

2023-05-01 17:10

Platform

win10v2004-20230220-en

Max time kernel

176s

Max time network

195s

Command Line

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

Signatures

N/A

Processes

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

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

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 209.197.3.8:80 tcp
FR 51.11.192.49:443 tcp
US 93.184.221.240:80 tcp
US 52.152.110.14:443 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 86.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 209.197.3.8:80 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp

Files

memory/2120-133-0x0000019BE8560000-0x0000019BE8575000-memory.dmp