Malware Analysis Report

2025-01-02 12:10

Sample ID 240419-v1x49abd6v
Target be256a097d4c13846504e02d332ad19f4501d0edfb9d208039cdd91f9202baee
SHA256 be256a097d4c13846504e02d332ad19f4501d0edfb9d208039cdd91f9202baee
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

be256a097d4c13846504e02d332ad19f4501d0edfb9d208039cdd91f9202baee

Threat Level: Known bad

The file be256a097d4c13846504e02d332ad19f4501d0edfb9d208039cdd91f9202baee was found to be: Known bad.

Malicious Activity Summary

asyncrat default rat

AsyncRat

Async RAT payload

Asyncrat family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-19 17:27

Signatures

Async RAT payload

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

Asyncrat family

asyncrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-19 17:27

Reported

2024-04-19 17:30

Platform

win7-20240221-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe

"C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp

Files

memory/2920-0-0x0000000000930000-0x0000000000942000-memory.dmp

memory/2920-1-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp

memory/2920-2-0x000000001AF50000-0x000000001AFD0000-memory.dmp

memory/2920-3-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp

memory/2920-4-0x000000001AF50000-0x000000001AFD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-19 17:27

Reported

2024-04-19 17:31

Platform

win10v2004-20240412-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe

"C:\Users\Admin\AppData\Local\Temp\cd09173013e84aea20c73a7ef88088adb6601e63165a117e92cc3615a496eafa.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 156.33.209.4.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 121.118.77.104.in-addr.arpa udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 8.8.8.8:53 dc2121mr.duckdns.org udp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp
US 192.169.69.26:1128 dc2121mr.duckdns.org tcp

Files

memory/1404-0-0x0000000000DB0000-0x0000000000DC2000-memory.dmp

memory/1404-1-0x00007FFACAE00000-0x00007FFACB8C1000-memory.dmp

memory/1404-2-0x000000001BB50000-0x000000001BB60000-memory.dmp

memory/1404-3-0x00007FFACAE00000-0x00007FFACB8C1000-memory.dmp