Malware Analysis Report

2024-10-23 19:28

Sample ID 240628-xqxrvayhnh
Target file.exe
SHA256 1673828a6bb871f75162500cdffd2e86113da89049fff26117e78be6ea681e69
Tags
rat microsoft 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

1673828a6bb871f75162500cdffd2e86113da89049fff26117e78be6ea681e69

Threat Level: Known bad

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

Malicious Activity Summary

rat microsoft asyncrat

AsyncRat

Async RAT payload

Asyncrat family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 19:04

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

2024-06-28 19:04

Reported

2024-06-28 19:06

Platform

win7-20240611-en

Max time kernel

120s

Max time network

120s

Command Line

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

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A

Processes

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

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

Network

N/A

Files

memory/1400-0-0x000007FEF5783000-0x000007FEF5784000-memory.dmp

memory/1400-1-0x0000000001390000-0x00000000013A6000-memory.dmp

memory/1400-2-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

memory/1400-3-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 19:04

Reported

2024-06-28 19:06

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

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

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\file.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
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 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/2664-0-0x00000000006F0000-0x0000000000706000-memory.dmp

memory/2664-1-0x00007FFCCD683000-0x00007FFCCD685000-memory.dmp

memory/2664-2-0x00007FFCCD680000-0x00007FFCCE141000-memory.dmp

memory/2664-3-0x00007FFCCD680000-0x00007FFCCE141000-memory.dmp