Malware Analysis Report

2024-11-13 14:28

Sample ID 240603-lt2pesbg79
Target INQUIRY.exe
SHA256 b2e8f6340ca878d0c0a82b6ec6a7d88d9e2dfc6cf72f81bda974d888f95f1713
Tags
agenttesla keylogger persistence 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

b2e8f6340ca878d0c0a82b6ec6a7d88d9e2dfc6cf72f81bda974d888f95f1713

Threat Level: Known bad

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

Malicious Activity Summary

agenttesla keylogger persistence spyware stealer trojan

AgentTesla

Adds Run key to start application

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 09:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 09:50

Reported

2024-06-03 09:52

Platform

win7-20240221-en

Max time kernel

118s

Max time network

125s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\INQUIRY = "C:\\Users\\Admin\\INQUIRY.exe" C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2240 set thread context of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe

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:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2240 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe

Processes

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp

Files

memory/1072-3-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1072-5-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1072-1-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1072-6-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/1072-7-0x0000000074B20000-0x000000007520E000-memory.dmp

memory/1072-8-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/1072-9-0x0000000074B20000-0x000000007520E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 09:50

Reported

2024-06-03 09:52

Platform

win10v2004-20240426-en

Max time kernel

92s

Max time network

125s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\INQUIRY = "C:\\Users\\Admin\\INQUIRY.exe" C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4508 set thread context of 1976 N/A C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/1976-1-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1976-2-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

memory/1976-3-0x0000000005840000-0x0000000005DE4000-memory.dmp

memory/1976-4-0x0000000005400000-0x0000000005466000-memory.dmp

memory/1976-5-0x0000000074F40000-0x00000000756F0000-memory.dmp

memory/1976-6-0x00000000066B0000-0x0000000006700000-memory.dmp

memory/1976-7-0x00000000067A0000-0x0000000006832000-memory.dmp

memory/1976-8-0x0000000006730000-0x000000000673A000-memory.dmp

memory/1976-9-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

memory/1976-10-0x0000000074F40000-0x00000000756F0000-memory.dmp