Malware Analysis Report

2024-12-01 01:56

Sample ID 241110-bv8t1swje1
Target 72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8
SHA256 72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8
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

72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8

Threat Level: Known bad

The file 72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8 was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery keylogger spyware stealer trojan

AgentTesla

Agenttesla family

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:29

Reported

2024-11-10 01:31

Platform

win7-20240903-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Looks up external IP address via web service

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

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\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.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 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2564 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe

"C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.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/2564-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/2564-1-0x0000000000090000-0x00000000001EA000-memory.dmp

memory/2564-2-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2564-3-0x0000000004930000-0x00000000049CE000-memory.dmp

memory/2564-4-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/2564-5-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2564-6-0x0000000000580000-0x000000000059A000-memory.dmp

memory/2564-7-0x00000000005C0000-0x00000000005C6000-memory.dmp

memory/2564-8-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2764-11-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2764-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2764-14-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2764-13-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2764-10-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2564-17-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2764-18-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2764-22-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2764-20-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2564-23-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2764-25-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2764-24-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2764-26-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:29

Reported

2024-11-10 01:31

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Looks up external IP address via web service

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

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\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.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 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3540 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.exe

"C:\Users\Admin\AppData\Local\Temp\72a39bead2d30f4913d3c52599160a4e2cda1e0b441fdacfc56aaa33abd018a8.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.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 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/3540-0-0x000000007445E000-0x000000007445F000-memory.dmp

memory/3540-1-0x0000000000E10000-0x0000000000F6A000-memory.dmp

memory/3540-2-0x0000000004EA0000-0x0000000004F3C000-memory.dmp

memory/3540-3-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/3540-4-0x0000000004F40000-0x0000000004FDE000-memory.dmp

memory/3540-5-0x0000000005790000-0x0000000005D34000-memory.dmp

memory/3540-6-0x00000000051E0000-0x0000000005272000-memory.dmp

memory/3540-7-0x0000000005090000-0x000000000509A000-memory.dmp

memory/3540-8-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/3540-9-0x000000007445E000-0x000000007445F000-memory.dmp

memory/3540-10-0x0000000005700000-0x000000000571A000-memory.dmp

memory/3540-11-0x0000000005770000-0x0000000005776000-memory.dmp

memory/1684-12-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1684-14-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/3540-15-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/1684-17-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/1684-16-0x0000000005700000-0x0000000005766000-memory.dmp

memory/1684-18-0x0000000006AD0000-0x0000000006B20000-memory.dmp

memory/1684-19-0x0000000074450000-0x0000000074C00000-memory.dmp