Malware Analysis Report

2025-08-10 22:02

Sample ID 240518-ny9xpsab26
Target b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe
SHA256 b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
Tags
agenttesla keylogger spyware stealer trojan
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

b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8

Threat Level: Known bad

The file b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-18 11:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-18 11:49

Reported

2024-05-18 11:53

Platform

win7-20240220-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1684 set thread context of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1684 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe

"C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

Network

N/A

Files

memory/1684-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

memory/1684-1-0x0000000000080000-0x000000000013A000-memory.dmp

memory/1684-2-0x0000000074D90000-0x000000007547E000-memory.dmp

memory/1684-3-0x0000000000670000-0x0000000000692000-memory.dmp

memory/1684-4-0x0000000000530000-0x000000000053C000-memory.dmp

memory/1684-5-0x00000000006D0000-0x00000000006E0000-memory.dmp

memory/1684-6-0x0000000005020000-0x00000000050A2000-memory.dmp

memory/1684-7-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

memory/1684-8-0x0000000074D90000-0x000000007547E000-memory.dmp

memory/2556-10-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-9-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2556-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-11-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-18-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2556-19-0x0000000074D90000-0x000000007547E000-memory.dmp

memory/1684-20-0x0000000074D90000-0x000000007547E000-memory.dmp

memory/2556-21-0x0000000074D90000-0x000000007547E000-memory.dmp

memory/2556-22-0x0000000074D90000-0x000000007547E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-18 11:49

Reported

2024-05-18 11:53

Platform

win10v2004-20240426-en

Max time kernel

134s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2432 set thread context of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2432 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe

"C:\Users\Admin\AppData\Local\Temp\b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.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

Files

memory/2432-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

memory/2432-1-0x00000000004B0000-0x000000000056A000-memory.dmp

memory/2432-2-0x0000000005340000-0x00000000058E4000-memory.dmp

memory/2432-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

memory/2432-4-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

memory/2432-5-0x00000000743D0000-0x0000000074B80000-memory.dmp

memory/2432-6-0x00000000077D0000-0x00000000077F2000-memory.dmp

memory/2432-7-0x0000000009E40000-0x0000000009E4C000-memory.dmp

memory/2432-8-0x0000000000EC0000-0x0000000000ED0000-memory.dmp

memory/2432-9-0x00000000062A0000-0x0000000006322000-memory.dmp

memory/2432-10-0x0000000009EF0000-0x0000000009F8C000-memory.dmp

memory/2432-11-0x00000000743DE000-0x00000000743DF000-memory.dmp

memory/2432-12-0x00000000743D0000-0x0000000074B80000-memory.dmp

memory/1916-13-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1916-15-0x00000000743D0000-0x0000000074B80000-memory.dmp

memory/2432-16-0x00000000743D0000-0x0000000074B80000-memory.dmp

memory/1916-17-0x00000000054F0000-0x0000000005556000-memory.dmp

memory/1916-18-0x00000000743D0000-0x0000000074B80000-memory.dmp

memory/1916-19-0x0000000006210000-0x0000000006260000-memory.dmp

memory/1916-20-0x00000000743D0000-0x0000000074B80000-memory.dmp