Malware Analysis Report

2024-09-22 07:03

Sample ID 240601-cyt1psfe52
Target fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c
SHA256 fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c
Tags
asyncrat default rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c

Threat Level: Known bad

The file fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c 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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-01 02:29

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: behavioral2

Detonation Overview

Submitted

2024-06-01 02:29

Reported

2024-06-01 02:32

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe

"C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 webwhatsapp.cc udp
HK 8.217.140.110:65503 webwhatsapp.cc tcp
US 8.8.8.8:53 110.140.217.8.in-addr.arpa udp
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
KR 91.204.226.35:65503 tcp
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 195.201.50.20.in-addr.arpa udp

Files

memory/2060-0-0x00007FFFBA0C3000-0x00007FFFBA0C5000-memory.dmp

memory/2060-1-0x0000000000530000-0x000000000054A000-memory.dmp

memory/2060-2-0x00007FFFBA0C0000-0x00007FFFBAB81000-memory.dmp

memory/2060-3-0x00007FFFBA0C3000-0x00007FFFBA0C5000-memory.dmp

memory/2060-4-0x00007FFFBA0C0000-0x00007FFFBAB81000-memory.dmp

memory/2060-5-0x00007FFFBA0C0000-0x00007FFFBAB81000-memory.dmp

memory/2060-8-0x00007FFFBA0C0000-0x00007FFFBAB81000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-01 02:29

Reported

2024-06-01 02:32

Platform

win7-20240220-en

Max time kernel

134s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe

"C:\Users\Admin\AppData\Local\Temp\fae8142d0d3a29ed524f6c0e67c62027b07ba53f5820b4b30bb9123bb1fd087c.exe"

Network

Country Destination Domain Proto
KR 91.204.226.35:65503 tcp
US 8.8.8.8:53 webwhatsapp.cc udp
HK 8.217.140.110:65503 webwhatsapp.cc tcp
KR 91.204.226.35:65503 tcp
KR 91.204.226.35:65503 tcp
KR 91.204.226.35:65503 tcp
KR 91.204.226.35:65503 tcp
KR 91.204.226.35:65503 tcp

Files

memory/1976-0-0x000007FEF5443000-0x000007FEF5444000-memory.dmp

memory/1976-1-0x0000000000850000-0x000000000086A000-memory.dmp

memory/1976-2-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

memory/1976-3-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

memory/1976-4-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp