Malware Analysis Report

2024-11-15 06:35

Sample ID 240604-a36h7aga26
Target 2024-06-04_240af48b0056bf939726436ef834a2e8_megazord
SHA256 724fd513b28f07121fc19f1adb2173365d55a988e6ac03992a04ca7a654a6c9c
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

724fd513b28f07121fc19f1adb2173365d55a988e6ac03992a04ca7a654a6c9c

Threat Level: Known bad

The file 2024-06-04_240af48b0056bf939726436ef834a2e8_megazord was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Detect packed .NET executables. Mostly AgentTeslaV4.

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

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

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

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 00:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 00:45

Reported

2024-06-04 00:47

Platform

win7-20231129-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.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

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

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
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

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

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

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

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 2172 set thread context of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2172 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.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\regasm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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/2188-0-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2188-2-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2188-4-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2188-5-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

memory/2188-6-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2188-7-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

memory/2188-8-0x0000000074E50000-0x000000007553E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 00:45

Reported

2024-06-04 00:47

Platform

win10v2004-20240426-en

Max time kernel

91s

Max time network

98s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.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 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 1084 set thread context of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 1084 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-04_240af48b0056bf939726436ef834a2e8_megazord.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 terminal4.veeblehosting.com udp
US 108.170.55.203:587 terminal4.veeblehosting.com tcp
US 8.8.8.8:53 203.55.170.108.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/4584-0-0x0000000000400000-0x0000000000442000-memory.dmp

memory/4584-1-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

memory/4584-2-0x0000000005730000-0x0000000005CD4000-memory.dmp

memory/4584-3-0x0000000005360000-0x00000000053C6000-memory.dmp

memory/4584-4-0x0000000074FF0000-0x00000000757A0000-memory.dmp

memory/4584-5-0x0000000006860000-0x00000000068B0000-memory.dmp

memory/4584-6-0x0000000006950000-0x00000000069EC000-memory.dmp

memory/4584-7-0x0000000006B90000-0x0000000006C22000-memory.dmp

memory/4584-8-0x0000000006B60000-0x0000000006B6A000-memory.dmp

memory/4584-9-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

memory/4584-10-0x0000000074FF0000-0x00000000757A0000-memory.dmp