Malware Analysis Report

2025-08-05 16:17

Sample ID 240521-ea47wagd53
Target RFQ11045.exe
SHA256 5bffd302444843d593e6bd69c88e24fdefc2f27b532e935b9c534b7a795aa9e3
Tags
agenttesla keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

5bffd302444843d593e6bd69c88e24fdefc2f27b532e935b9c534b7a795aa9e3

Threat Level: Known bad

The file RFQ11045.exe 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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-21 03:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 03:45

Reported

2024-05-21 03:47

Platform

win7-20240419-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RFQ11045.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 3008 set thread context of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 3008 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\system32\WerFault.exe
PID 3008 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\system32\WerFault.exe
PID 3008 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe

"C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe"

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

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 3008 -s 628

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/3008-0-0x000007FEF51F3000-0x000007FEF51F4000-memory.dmp

memory/3008-1-0x0000000000140000-0x000000000014E000-memory.dmp

memory/3008-2-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

memory/3008-3-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

memory/3008-4-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

memory/3008-5-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

memory/3008-6-0x000000001ACB0000-0x000000001AD44000-memory.dmp

memory/2620-7-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-13-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2620-11-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-9-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-18-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-20-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2620-21-0x000000007405E000-0x000000007405F000-memory.dmp

memory/2620-22-0x0000000074050000-0x000000007473E000-memory.dmp

memory/3008-23-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

memory/3008-24-0x000007FEF51F3000-0x000007FEF51F4000-memory.dmp

memory/2620-25-0x000000007405E000-0x000000007405F000-memory.dmp

memory/2620-26-0x0000000074050000-0x000000007473E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-21 03:45

Reported

2024-05-21 03:47

Platform

win10v2004-20240226-en

Max time kernel

137s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe

"C:\Users\Admin\AppData\Local\Temp\RFQ11045.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

N/A