Malware Analysis Report

2024-11-13 14:28

Sample ID 240603-me35dabb61
Target Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe
SHA256 c685ab98e1910af3a51286a6d68d706e2a7be5298f74c061f98b9e87e290d357
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

c685ab98e1910af3a51286a6d68d706e2a7be5298f74c061f98b9e87e290d357

Threat Level: Known bad

The file Zamwnr90016288247ZNG1406MG2024004782922.pdf.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

2024-06-03 10:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 10:23

Reported

2024-06-03 10:26

Platform

win7-20240221-en

Max time kernel

117s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.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 2076 set thread context of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe

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 WriteProcessMemory

Description Indicator Process Target
PID 2076 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 2076 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 2076 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 2076 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 2076 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
PID 2076 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe"

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

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

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.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/1384-0-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1384-4-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1384-2-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1384-5-0x00000000745CE000-0x00000000745CF000-memory.dmp

memory/1384-6-0x00000000745C0000-0x0000000074CAE000-memory.dmp

memory/1384-7-0x00000000745CE000-0x00000000745CF000-memory.dmp

memory/1384-8-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 10:23

Reported

2024-06-03 10:26

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.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 4900 set thread context of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 4900 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Zamwnr90016288247ZNG1406MG2024004782922.pdf.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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=4220 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.13.205:443 api.ipify.org tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.13.26.104.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 56.94.73.104.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.179.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 234.179.250.142.in-addr.arpa udp
US 8.8.8.8:53 18.173.189.20.in-addr.arpa udp

Files

memory/560-0-0x0000000000400000-0x0000000000440000-memory.dmp

memory/560-1-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

memory/560-2-0x0000000005F40000-0x00000000064E4000-memory.dmp

memory/560-3-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/560-4-0x00000000058E0000-0x0000000005946000-memory.dmp

memory/560-5-0x0000000006CE0000-0x0000000006D30000-memory.dmp

memory/560-6-0x0000000006DD0000-0x0000000006E62000-memory.dmp

memory/560-7-0x0000000006D50000-0x0000000006D5A000-memory.dmp

memory/560-8-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

memory/560-9-0x0000000074AE0000-0x0000000075290000-memory.dmp