Malware Analysis Report

2024-10-19 09:23

Sample ID 240612-cxtcsayfqr
Target e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe
SHA256 e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca
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

e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca

Threat Level: Known bad

The file e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

Detects executables packed with SmartAssembly

AgentTesla

Detects executables referencing many file transfer clients. Observed in information stealers

Detects executables packed with SmartAssembly

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Detects executables referencing Windows vault credential objects. Observed in infostealers

Detect packed .NET executables. Mostly AgentTeslaV4.

Detects executables referencing many email and collaboration clients. Observed in information stealers

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-12 02:27

Signatures

Detects executables packed with SmartAssembly

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 02:27

Reported

2024-06-12 02:30

Platform

win7-20240220-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4.

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

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

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

Detects executables packed with SmartAssembly

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

Detects executables referencing Windows vault credential objects. Observed in infostealers

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

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

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

Detects executables referencing many email and collaboration clients. Observed in information stealers

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

Detects executables referencing many file transfer clients. Observed in information stealers

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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2820 set thread context of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2820 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe

"C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.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/2820-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

memory/2820-1-0x00000000011D0000-0x000000000148C000-memory.dmp

memory/2820-2-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2820-3-0x00000000050C0000-0x000000000551C000-memory.dmp

memory/2820-4-0x0000000007770000-0x00000000079A2000-memory.dmp

memory/2820-5-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-18-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-28-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-34-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-32-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-30-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-26-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-24-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-22-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-20-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-16-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-14-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-12-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-10-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-8-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-6-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-36-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-38-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-40-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-42-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-44-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-46-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-48-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-50-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-56-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-54-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-52-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-58-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-60-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-62-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-64-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-68-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-66-0x0000000007770000-0x000000000799C000-memory.dmp

memory/2820-4891-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2820-4893-0x0000000001120000-0x000000000116C000-memory.dmp

memory/2820-4892-0x0000000000F30000-0x0000000000F9C000-memory.dmp

memory/2820-4894-0x00000000748AE000-0x00000000748AF000-memory.dmp

memory/2820-4895-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2820-4896-0x0000000001170000-0x00000000011C4000-memory.dmp

memory/2056-4910-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2056-4912-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2820-4911-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2056-4913-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/2056-4914-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 02:27

Reported

2024-06-12 02:30

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4.

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

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

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

Detects executables packed with SmartAssembly

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

Detects executables referencing Windows vault credential objects. Observed in infostealers

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

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

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

Detects executables referencing many email and collaboration clients. Observed in information stealers

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

Detects executables referencing many file transfer clients. Observed in information stealers

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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4372 set thread context of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4372 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe

"C:\Users\Admin\AppData\Local\Temp\e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe"

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

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

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 ip-api.com udp
US 8.8.8.8:53 investms.vadavo.cloud udp

Files

memory/4372-0-0x000000007484E000-0x000000007484F000-memory.dmp

memory/4372-1-0x0000000000860000-0x0000000000B1C000-memory.dmp

memory/4372-2-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/4372-3-0x00000000055C0000-0x0000000005A1C000-memory.dmp

memory/4372-4-0x0000000006B70000-0x0000000006DA2000-memory.dmp

memory/4372-5-0x0000000007350000-0x00000000078F4000-memory.dmp

memory/4372-6-0x0000000006E40000-0x0000000006ED2000-memory.dmp

memory/4372-7-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-32-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-48-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-44-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-42-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-40-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-38-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-36-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-34-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-30-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-24-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-22-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-20-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-18-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-16-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-14-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-12-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-10-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-28-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-26-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-8-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-46-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-66-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-70-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-68-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-64-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-62-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-60-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-58-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-56-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-54-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-52-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-50-0x0000000006B70000-0x0000000006D9C000-memory.dmp

memory/4372-4893-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/4372-4894-0x0000000005AA0000-0x0000000005B0C000-memory.dmp

memory/4372-4895-0x0000000005B10000-0x0000000005B5C000-memory.dmp

memory/4372-4896-0x0000000005DF0000-0x0000000005E56000-memory.dmp

memory/4372-4897-0x000000007484E000-0x000000007484F000-memory.dmp

memory/4372-4898-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/4372-4899-0x0000000001050000-0x00000000010A4000-memory.dmp

memory/4372-4901-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/640-4902-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/640-4903-0x00000000005C0000-0x0000000000602000-memory.dmp

memory/640-4904-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/640-4905-0x0000000005DC0000-0x0000000005E10000-memory.dmp

memory/640-4906-0x0000000005F40000-0x0000000005FDC000-memory.dmp

memory/640-4907-0x0000000005EE0000-0x0000000005EEA000-memory.dmp

memory/640-4908-0x0000000074840000-0x0000000074FF0000-memory.dmp