Malware Analysis Report

2024-11-13 14:28

Sample ID 240603-lvhb6sae9s
Target Requirement Specification.exe
SHA256 564d2275edd8f622be6717d156c627a346f330549ca2f266985e49a4e5e17204
Tags
agenttesla execution 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

564d2275edd8f622be6717d156c627a346f330549ca2f266985e49a4e5e17204

Threat Level: Known bad

The file Requirement Specification.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla execution keylogger persistence spyware stealer trojan

AgentTesla

Command and Scripting Interpreter: PowerShell

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 09:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 09:51

Reported

2024-06-03 09:53

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Adds Run key to start application

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

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 2340 set thread context of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A
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 2340 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 2340 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 2340 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 2340 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2340 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2340 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2340 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2340 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
PID 2340 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe

"C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe"

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath $env:UserProfile

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

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

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

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

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 172.67.74.152:443 api.ipify.org tcp

Files

memory/1924-4-0x000007FEF587E000-0x000007FEF587F000-memory.dmp

memory/1924-5-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

memory/1924-10-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/1924-8-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/1924-7-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/1924-6-0x00000000023C0000-0x00000000023C8000-memory.dmp

memory/1924-11-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/1924-12-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/1924-13-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

memory/2576-14-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2576-18-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2576-16-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2576-19-0x00000000743DE000-0x00000000743DF000-memory.dmp

memory/2576-20-0x00000000743DE000-0x00000000743DF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 09:51

Reported

2024-06-03 09:53

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Adds Run key to start application

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

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 1592 set thread context of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1592 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 1592 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 1592 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1592 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1592 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1592 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1592 wrote to memory of 592 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1592 wrote to memory of 592 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1592 wrote to memory of 592 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1592 wrote to memory of 592 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 1592 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe

"C:\Users\Admin\AppData\Local\Temp\Requirement Specification.exe"

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath $env:UserProfile

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

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

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 104.26.13.205:443 api.ipify.org tcp
US 8.8.8.8:53 205.13.26.104.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 208.143.182.52.in-addr.arpa udp

Files

memory/1232-0-0x00007FFD8F6D3000-0x00007FFD8F6D5000-memory.dmp

memory/1232-6-0x00000251B40C0000-0x00000251B40E2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_err5c2ax.hab.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1232-11-0x00007FFD8F6D0000-0x00007FFD90191000-memory.dmp

memory/1232-12-0x00007FFD8F6D0000-0x00007FFD90191000-memory.dmp

memory/1232-15-0x00007FFD8F6D0000-0x00007FFD90191000-memory.dmp

memory/3536-17-0x0000000000400000-0x0000000000442000-memory.dmp

memory/3536-18-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/3536-19-0x0000000005520000-0x0000000005AC4000-memory.dmp

memory/3536-20-0x0000000005070000-0x00000000050D6000-memory.dmp

memory/3536-21-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/3536-22-0x0000000006470000-0x0000000006502000-memory.dmp

memory/3536-23-0x00000000084C0000-0x0000000008510000-memory.dmp

memory/3536-24-0x0000000007CA0000-0x0000000007CAA000-memory.dmp

memory/3536-25-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/3536-26-0x0000000074A70000-0x0000000075220000-memory.dmp