Malware Analysis Report

2024-12-07 14:13

Sample ID 241115-bmtp5awerf
Target b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32
SHA256 b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32
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

b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32

Threat Level: Known bad

The file b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32 was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery keylogger spyware stealer trojan

AgentTesla

Agenttesla family

AutoIT Executable

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-15 01:16

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

2024-11-15 01:16

Reported

2024-11-15 01:18

Platform

win7-20240903-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2428 set thread context of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.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\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.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\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.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 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2428 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

Network

N/A

Files

memory/2428-11-0x0000000002410000-0x0000000002510000-memory.dmp

memory/1728-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1728-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1728-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1728-17-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

memory/1728-18-0x0000000074BA0000-0x000000007528E000-memory.dmp

memory/1728-19-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

memory/1728-20-0x0000000074BA0000-0x000000007528E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-15 01:16

Reported

2024-11-15 01:18

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b8de7e3653e32fb6778f894b4b05c85024ed481590af179b323ae17bce161d32.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3760 -ip 3760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3760 -s 728

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 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 181.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.in-addr.arpa udp

Files

memory/3760-11-0x00000000041D0000-0x00000000043D0000-memory.dmp