Malware Analysis Report

2024-11-30 05:47

Sample ID 240619-cj3djasarc
Target cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02
SHA256 cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02
Tags
upx 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

cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02

Threat Level: Known bad

The file cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02 was found to be: Known bad.

Malicious Activity Summary

upx agenttesla keylogger spyware stealer trojan

AgentTesla

UPX packed file

Looks up external IP address via web service

AutoIT Executable

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-19 02:07

Signatures

UPX packed file

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

AutoIT Executable

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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 02:07

Reported

2024-06-19 02:09

Platform

win7-20240419-en

Max time kernel

141s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

UPX packed file

upx
Description Indicator Process Target
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 api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1860 set thread context of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1860 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\SysWOW64\WerFault.exe
PID 1860 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\SysWOW64\WerFault.exe
PID 1860 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\SysWOW64\WerFault.exe
PID 1860 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

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

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 316

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 104.26.13.205:443 api.ipify.org tcp

Files

memory/1860-0-0x0000000000C10000-0x0000000000D63000-memory.dmp

memory/1860-11-0x00000000001A0000-0x00000000001A4000-memory.dmp

memory/2140-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2140-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2140-16-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2140-17-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2140-18-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/1860-19-0x0000000000C10000-0x0000000000D63000-memory.dmp

memory/2140-21-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2140-22-0x0000000074860000-0x0000000074F4E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 02:07

Reported

2024-06-19 02:09

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

Signatures

UPX packed file

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

AutoIT Executable

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

Processes

C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

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

"C:\Users\Admin\AppData\Local\Temp\cfe669ff40d1958d9566346fb1875fd88f910a4e8cdde92de5ade9a5e9b08f02.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4912 -ip 4912

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 696

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 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4912-0-0x0000000000860000-0x00000000009B3000-memory.dmp

memory/4912-11-0x0000000001370000-0x0000000001374000-memory.dmp

memory/4912-13-0x0000000000860000-0x00000000009B3000-memory.dmp