Malware Analysis Report

2024-11-30 05:50

Sample ID 240610-bll9naaf37
Target bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db
SHA256 bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db
Tags
agenttesla keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db

Threat Level: Known bad

The file bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db 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

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-10 01:14

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 01:14

Reported

2024-06-10 01:16

Platform

win10v2004-20240508-en

Max time kernel

103s

Max time network

109s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.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 1812 set thread context of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 1812 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe

"C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp
US 8.8.8.8:53 205.12.26.104.in-addr.arpa udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp

Files

memory/1812-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

memory/1812-1-0x0000000000580000-0x000000000062A000-memory.dmp

memory/1812-2-0x00000000050A0000-0x000000000513C000-memory.dmp

memory/1812-3-0x0000000074CA0000-0x0000000075450000-memory.dmp

memory/1812-4-0x0000000004FA0000-0x000000000503E000-memory.dmp

memory/1812-5-0x00000000056F0000-0x0000000005C94000-memory.dmp

memory/1812-6-0x0000000005180000-0x000000000519A000-memory.dmp

memory/2412-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2412-9-0x0000000074CA0000-0x0000000075450000-memory.dmp

memory/1812-10-0x0000000074CA0000-0x0000000075450000-memory.dmp

memory/2412-11-0x0000000074CA0000-0x0000000075450000-memory.dmp

memory/2412-12-0x0000000005400000-0x0000000005466000-memory.dmp

memory/2412-13-0x0000000006840000-0x0000000006890000-memory.dmp

memory/2412-14-0x0000000006A70000-0x0000000006B02000-memory.dmp

memory/2412-15-0x0000000006A00000-0x0000000006A0A000-memory.dmp

memory/2412-16-0x0000000074CA0000-0x0000000075450000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 01:14

Reported

2024-06-10 01:16

Platform

win7-20240220-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.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 2084 set thread context of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 2084 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe

"C:\Users\Admin\AppData\Local\Temp\bb0da0bb4d9e2bbda52246946faaff37b7a0ee64922f84f70eb5f7355f6827db.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp

Files

memory/2084-0-0x00000000742CE000-0x00000000742CF000-memory.dmp

memory/2084-1-0x0000000000050000-0x00000000000FA000-memory.dmp

memory/2084-2-0x00000000041C0000-0x000000000425E000-memory.dmp

memory/2084-4-0x00000000742C0000-0x00000000749AE000-memory.dmp

memory/2084-3-0x0000000000470000-0x000000000048A000-memory.dmp

memory/2084-10-0x00000000742C0000-0x00000000749AE000-memory.dmp

memory/2604-9-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2604-11-0x00000000742C0000-0x00000000749AE000-memory.dmp

memory/2604-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2604-5-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2604-12-0x00000000742C0000-0x00000000749AE000-memory.dmp

memory/2604-13-0x00000000742C0000-0x00000000749AE000-memory.dmp