Malware Analysis Report

2024-09-09 13:20

Sample ID 240613-b72w8stdmk
Target 7a43598ff7b62a711389146aa6bd97aa.bin
SHA256 733883b69538b28574906ebf5e0cacec2e3031d857e7487b9b27eced3f81e48a
Tags
agenttesla collection keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

733883b69538b28574906ebf5e0cacec2e3031d857e7487b9b27eced3f81e48a

Threat Level: Known bad

The file 7a43598ff7b62a711389146aa6bd97aa.bin was found to be: Known bad.

Malicious Activity Summary

agenttesla collection keylogger spyware stealer trojan

AgentTesla

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of WriteProcessMemory

outlook_win_path

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-13 01:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 01:47

Reported

2024-06-13 01:50

Platform

win7-20240419-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe

"C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.google.com udp

Files

memory/2068-0-0x000000007459E000-0x000000007459F000-memory.dmp

memory/2068-1-0x0000000000E20000-0x0000000000ED4000-memory.dmp

memory/2068-2-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/2068-3-0x0000000074590000-0x0000000074C7E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 01:47

Reported

2024-06-13 01:50

Platform

win10v2004-20240611-en

Max time kernel

93s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 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:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe N/A
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 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2156 wrote to memory of 4892 N/A C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.exe

"C:\Users\Admin\AppData\Local\Temp\afb9b832b61a4c5152e1747afaed615fdfb2d79d42c4bc683ade8c0de25cde8d.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 www.google.com udp
GB 142.250.187.196:80 www.google.com tcp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 196.187.250.142.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp

Files

memory/2156-0-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

memory/2156-1-0x0000000000820000-0x00000000008D4000-memory.dmp

memory/2156-2-0x0000000005B60000-0x0000000006104000-memory.dmp

memory/2156-3-0x0000000005650000-0x00000000056E2000-memory.dmp

memory/2156-4-0x00000000056F0000-0x000000000578C000-memory.dmp

memory/2156-5-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/2156-6-0x0000000006890000-0x00000000068D4000-memory.dmp

memory/2156-7-0x0000000006A50000-0x0000000006A5A000-memory.dmp

memory/2156-8-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/2156-9-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

memory/2156-10-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/2156-11-0x0000000007770000-0x000000000778A000-memory.dmp

memory/2156-12-0x00000000078E0000-0x00000000078E6000-memory.dmp

memory/4892-13-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2156-15-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/4892-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/4892-17-0x0000000005490000-0x00000000054F6000-memory.dmp

memory/4892-18-0x0000000074DB0000-0x0000000075560000-memory.dmp

memory/4892-19-0x0000000006920000-0x0000000006970000-memory.dmp

memory/4892-20-0x0000000006B40000-0x0000000006D02000-memory.dmp

memory/4892-21-0x0000000074DB0000-0x0000000075560000-memory.dmp