Malware Analysis Report

2024-11-30 06:43

Sample ID 240604-brhtesha62
Target 50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe
SHA256 50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65
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

50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65

Threat Level: Known bad

The file 50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

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

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

Detects executables referencing Windows vault credential objects. Observed in infostealers

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

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

Detect packed .NET executables. Mostly AgentTeslaV4.

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 01:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 01:22

Reported

2024-06-04 01:25

Platform

win7-20231129-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2184 set thread context of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.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 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2184 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe

"C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe"

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

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

Network

N/A

Files

memory/2184-0-0x000000007444E000-0x000000007444F000-memory.dmp

memory/2184-1-0x0000000000CB0000-0x0000000000D5C000-memory.dmp

memory/2184-2-0x0000000074440000-0x0000000074B2E000-memory.dmp

memory/2184-3-0x00000000002A0000-0x00000000002B6000-memory.dmp

memory/2184-4-0x00000000003F0000-0x00000000003FC000-memory.dmp

memory/2184-5-0x0000000000400000-0x0000000000410000-memory.dmp

memory/2184-6-0x00000000050D0000-0x0000000005152000-memory.dmp

memory/2184-7-0x000000007444E000-0x000000007444F000-memory.dmp

memory/2184-8-0x0000000074440000-0x0000000074B2E000-memory.dmp

memory/2684-9-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-20-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-18-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-15-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2684-13-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2184-22-0x0000000074440000-0x0000000074B2E000-memory.dmp

memory/2684-21-0x0000000074440000-0x0000000074B2E000-memory.dmp

memory/2684-23-0x0000000074440000-0x0000000074B2E000-memory.dmp

memory/2684-24-0x0000000074440000-0x0000000074B2E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 01:22

Reported

2024-06-04 01:25

Platform

win10v2004-20240426-en

Max time kernel

93s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.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 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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2536 set thread context of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.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 2536 wrote to memory of 4116 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4116 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4116 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2536 wrote to memory of 4888 N/A C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.exe

"C:\Users\Admin\AppData\Local\Temp\50e85468becf2a5b858a1cd14362899128ccda25c01b428f52ddc033bb95ad65.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\MSBuild.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/2536-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

memory/2536-1-0x0000000000390000-0x000000000043C000-memory.dmp

memory/2536-2-0x0000000005310000-0x00000000058B4000-memory.dmp

memory/2536-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp

memory/2536-4-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

memory/2536-5-0x00000000747C0000-0x0000000074F70000-memory.dmp

memory/2536-6-0x0000000004FC0000-0x0000000004FD6000-memory.dmp

memory/2536-7-0x0000000005010000-0x000000000501C000-memory.dmp

memory/2536-8-0x0000000005020000-0x0000000005030000-memory.dmp

memory/2536-9-0x0000000006120000-0x00000000061A2000-memory.dmp

memory/2536-10-0x00000000063A0000-0x000000000643C000-memory.dmp

memory/2536-11-0x00000000747CE000-0x00000000747CF000-memory.dmp

memory/2536-12-0x00000000747C0000-0x0000000074F70000-memory.dmp

memory/4888-13-0x0000000000400000-0x0000000000440000-memory.dmp

memory/4888-15-0x00000000747C0000-0x0000000074F70000-memory.dmp

memory/4888-18-0x00000000747C0000-0x0000000074F70000-memory.dmp

memory/2536-17-0x00000000747C0000-0x0000000074F70000-memory.dmp

memory/4888-16-0x0000000004FE0000-0x0000000005046000-memory.dmp

memory/4888-19-0x0000000005D40000-0x0000000005D90000-memory.dmp

memory/4888-20-0x00000000747C0000-0x0000000074F70000-memory.dmp