Malware Analysis Report

2024-12-07 14:11

Sample ID 241114-dfzc5stelj
Target b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe
SHA256 b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c
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: 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

b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c

Threat Level: Known bad

The file b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery keylogger spyware stealer trojan

Agenttesla family

AgentTesla

Looks up external IP address via web service

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 02:57

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: behavioral1

Detonation Overview

Submitted

2024-11-14 02:57

Reported

2024-11-14 03:00

Platform

win7-20241010-en

Max time kernel

122s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

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 2880 set thread context of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

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\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.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\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.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 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2880 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 104.26.13.205:443 api.ipify.org tcp

Files

memory/2880-11-0x0000000000CC0000-0x00000000010C0000-memory.dmp

memory/2832-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2832-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2832-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2832-17-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/2832-18-0x0000000074AB0000-0x000000007519E000-memory.dmp

memory/2832-19-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/2832-20-0x0000000074AB0000-0x000000007519E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 02:57

Reported

2024-11-14 03:00

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

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 4344 set thread context of 2152 N/A C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

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\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.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

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b02f19bf45c82bdd045b8d198ae520eb2b78b2697fe2abccbc3dc07f5b7bef6c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.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 8.8.8.8:53 205.12.26.104.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

memory/4344-11-0x0000000001080000-0x0000000001480000-memory.dmp

memory/2152-12-0x0000000000560000-0x00000000005A0000-memory.dmp

memory/2152-13-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

memory/2152-14-0x0000000005240000-0x00000000057E4000-memory.dmp

memory/2152-16-0x0000000074E30000-0x00000000755E0000-memory.dmp

memory/2152-15-0x0000000004BD0000-0x0000000004C36000-memory.dmp

memory/2152-17-0x0000000006120000-0x0000000006170000-memory.dmp

memory/2152-18-0x0000000006210000-0x00000000062A2000-memory.dmp

memory/2152-19-0x00000000063A0000-0x00000000063AA000-memory.dmp

memory/2152-20-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

memory/2152-21-0x0000000074E30000-0x00000000755E0000-memory.dmp