Malware Analysis Report

2024-12-07 14:10

Sample ID 241112-k4kyzszakp
Target 1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe
SHA256 1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a
Tags
agenttesla discovery keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a

Threat Level: Known bad

The file 1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery keylogger spyware stealer trojan

Agenttesla family

AgentTesla

AutoIT Executable

Suspicious use of SetThreadContext

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 09:09

Signatures

AutoIT Executable

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 09:09

Reported

2024-11-12 09:11

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1972 set thread context of 736 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

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

Processes

C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

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

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/1972-2-0x0000000004400000-0x0000000004800000-memory.dmp

memory/736-3-0x0000000000580000-0x00000000005C2000-memory.dmp

memory/736-4-0x00000000753CE000-0x00000000753CF000-memory.dmp

memory/736-5-0x0000000005220000-0x00000000057C4000-memory.dmp

memory/736-6-0x0000000004BF0000-0x0000000004C56000-memory.dmp

memory/736-7-0x00000000753C0000-0x0000000075B70000-memory.dmp

memory/736-8-0x0000000005AD0000-0x0000000005B20000-memory.dmp

memory/736-9-0x0000000005BC0000-0x0000000005C52000-memory.dmp

memory/736-10-0x0000000005B60000-0x0000000005B6A000-memory.dmp

memory/736-11-0x00000000753CE000-0x00000000753CF000-memory.dmp

memory/736-12-0x00000000753C0000-0x0000000075B70000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 09:09

Reported

2024-11-12 09:11

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1864 set thread context of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

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 behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.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 WriteProcessMemory

Description Indicator Process Target
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1864 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

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

"C:\Users\Admin\AppData\Local\Temp\1fab9e0ce7b45bbe988953cdf0febbef70425f38775be67f2b39b20f3d0a558a.exe"

Network

N/A

Files

memory/1864-2-0x0000000003D60000-0x0000000004160000-memory.dmp

memory/2324-3-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2324-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2324-5-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2324-8-0x0000000073C0E000-0x0000000073C0F000-memory.dmp

memory/2324-9-0x0000000073C00000-0x00000000742EE000-memory.dmp

memory/2324-10-0x0000000073C0E000-0x0000000073C0F000-memory.dmp

memory/2324-11-0x0000000073C00000-0x00000000742EE000-memory.dmp