Malware Analysis Report

2025-08-05 16:16

Sample ID 240521-ea3ztagg9z
Target PO_CW00402902400429.exe
SHA256 164841a083b4f39cef5e2d36ee3a9f4b7c1b915f9e3a9198d1e4e40e5f77fa18
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

164841a083b4f39cef5e2d36ee3a9f4b7c1b915f9e3a9198d1e4e40e5f77fa18

Threat Level: Known bad

The file PO_CW00402902400429.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 SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-21 03:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 03:45

Reported

2024-05-21 03:47

Platform

win7-20240221-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2100 set thread context of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2100 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\system32\WerFault.exe
PID 2100 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\system32\WerFault.exe
PID 2100 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe

"C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe"

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

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2100 -s 628

Network

Country Destination Domain Proto
US 8.8.8.8:53 mail.visiontrade.ae udp
US 192.185.35.35:587 mail.visiontrade.ae tcp

Files

memory/2100-0-0x000007FEF5D03000-0x000007FEF5D04000-memory.dmp

memory/2100-1-0x0000000000430000-0x000000000043A000-memory.dmp

memory/2100-2-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

memory/2100-3-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

memory/2100-4-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

memory/2100-5-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

memory/2100-6-0x000000001AD50000-0x000000001ADE6000-memory.dmp

memory/2192-7-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-9-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-10-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-15-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-19-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-17-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2192-12-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2192-20-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

memory/2192-21-0x0000000074A20000-0x000000007510E000-memory.dmp

memory/2100-22-0x000007FEF5D03000-0x000007FEF5D04000-memory.dmp

memory/2100-23-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

memory/2192-24-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

memory/2192-25-0x0000000074A20000-0x000000007510E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-21 03:45

Reported

2024-05-21 03:47

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1176 set thread context of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 716 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1176 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe

"C:\Users\Admin\AppData\Local\Temp\PO_CW00402902400429.exe"

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

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

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

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

Network

Country Destination Domain Proto
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 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 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 mail.visiontrade.ae udp
US 192.185.35.35:587 mail.visiontrade.ae tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 35.35.185.192.in-addr.arpa udp
US 192.185.35.35:587 mail.visiontrade.ae tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 66.112.168.52.in-addr.arpa udp

Files

memory/1176-0-0x00007FFC7C303000-0x00007FFC7C305000-memory.dmp

memory/1176-1-0x0000024A33CA0000-0x0000024A33CAA000-memory.dmp

memory/1176-2-0x00007FFC7C300000-0x00007FFC7CDC1000-memory.dmp

memory/1176-3-0x00007FFC7C300000-0x00007FFC7CDC1000-memory.dmp

memory/1176-4-0x0000024A4C800000-0x0000024A4C896000-memory.dmp

memory/716-5-0x0000000000400000-0x0000000000444000-memory.dmp

memory/716-6-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

memory/716-7-0x00000000055A0000-0x0000000005B44000-memory.dmp

memory/716-8-0x00000000050F0000-0x0000000005156000-memory.dmp

memory/716-9-0x0000000074EB0000-0x0000000075660000-memory.dmp

memory/1176-10-0x00007FFC7C300000-0x00007FFC7CDC1000-memory.dmp

memory/716-11-0x0000000005FB0000-0x0000000006042000-memory.dmp

memory/716-12-0x0000000008050000-0x00000000080A0000-memory.dmp

memory/716-13-0x0000000008140000-0x00000000081DC000-memory.dmp

memory/716-14-0x0000000008450000-0x000000000845A000-memory.dmp

memory/716-15-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

memory/716-16-0x0000000074EB0000-0x0000000075660000-memory.dmp