Malware Analysis Report

2024-11-30 06:43

Sample ID 240604-bte6bahb52
Target 6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564
SHA256 6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564
Tags
agenttesla keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564

Threat Level: Known bad

The file 6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564 was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Looks up external IP address via web service

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

2024-06-04 01:25

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 01:25

Reported

2024-06-04 01:28

Platform

win10v2004-20240508-en

Max time kernel

135s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2228 set thread context of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.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:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 3680 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2228 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe

"C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe"

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp
US 8.8.8.8:53 ftp.gasmastercuritiba.com.br udp
US 8.8.8.8:53 205.12.26.104.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp

Files

memory/2228-0-0x00007FF8E44D3000-0x00007FF8E44D5000-memory.dmp

memory/2228-1-0x000002151D440000-0x000002151D44A000-memory.dmp

memory/2228-2-0x00000215379F0000-0x0000021537A86000-memory.dmp

memory/2228-3-0x00007FF8E44D0000-0x00007FF8E4F91000-memory.dmp

memory/3680-4-0x0000000000400000-0x0000000000444000-memory.dmp

memory/3680-5-0x00000000753CE000-0x00000000753CF000-memory.dmp

memory/3680-6-0x0000000005E20000-0x00000000063C4000-memory.dmp

memory/3680-7-0x0000000005A40000-0x0000000005AA6000-memory.dmp

memory/3680-8-0x00000000753C0000-0x0000000075B70000-memory.dmp

memory/2228-9-0x00007FF8E44D0000-0x00007FF8E4F91000-memory.dmp

memory/3680-10-0x0000000006FE0000-0x0000000007030000-memory.dmp

memory/3680-11-0x0000000007110000-0x00000000071A2000-memory.dmp

memory/3680-12-0x00000000070E0000-0x00000000070EA000-memory.dmp

memory/3680-13-0x00000000753CE000-0x00000000753CF000-memory.dmp

memory/3680-14-0x00000000753C0000-0x0000000075B70000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 01:25

Reported

2024-06-04 01:28

Platform

win7-20240221-en

Max time kernel

120s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2264 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\system32\WerFault.exe
PID 2264 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\system32\WerFault.exe
PID 2264 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe

"C:\Users\Admin\AppData\Local\Temp\6c9b21420f66627cc39abbb850548c10217b0c8689a906b55c323b9dd8795564.exe"

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

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2264 -s 652

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp
US 8.8.8.8:53 ftp.gasmastercuritiba.com.br udp

Files

memory/2264-0-0x000007FEF51A3000-0x000007FEF51A4000-memory.dmp

memory/2264-1-0x0000000000240000-0x000000000024A000-memory.dmp

memory/2264-2-0x000007FEF51A0000-0x000007FEF5B8C000-memory.dmp

memory/2264-3-0x000000001B130000-0x000000001B1C6000-memory.dmp

memory/2836-4-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-7-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-9-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2836-6-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-5-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-13-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-11-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2836-14-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

memory/2836-15-0x0000000073EE0000-0x00000000745CE000-memory.dmp

memory/2264-16-0x000007FEF51A3000-0x000007FEF51A4000-memory.dmp

memory/2264-17-0x000007FEF51A0000-0x000007FEF5B8C000-memory.dmp

memory/2836-18-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

memory/2836-19-0x0000000073EE0000-0x00000000745CE000-memory.dmp