Malware Analysis Report

2024-11-30 06:45

Sample ID 240604-b1daashe28
Target 8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe
SHA256 8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95
Tags
agenttesla keylogger persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95

Threat Level: Known bad

The file 8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger persistence 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 and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

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

Detect packed .NET executables. Mostly AgentTeslaV4.

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

Detects executables referencing Windows vault credential objects. Observed in infostealers

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

Adds Run key to start application

Looks up external IP address via web service

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Suspicious use of SendNotifyMessage

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-04 01:36

Signatures

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 01:36

Reported

2024-06-04 01:38

Platform

win7-20240508-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe" C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe 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 1616 set thread context of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1616 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe"

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

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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/1616-10-0x00000000000F0000-0x00000000000F4000-memory.dmp

memory/2164-11-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2164-13-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2164-15-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2164-16-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

memory/2164-17-0x0000000074B10000-0x00000000751FE000-memory.dmp

memory/2164-19-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

memory/2164-20-0x0000000074B10000-0x00000000751FE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 01:36

Reported

2024-06-04 01:38

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe" C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe 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 1552 set thread context of 692 N/A C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.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

Processes

C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe"

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

"C:\Users\Admin\AppData\Local\Temp\8530446a085c1700fc1ce3e5e21afc356d9701ed553edbfceaed8233ab2c9d95.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 52.111.229.43:443 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

memory/1552-10-0x00000000014B0000-0x00000000014B4000-memory.dmp

memory/692-11-0x0000000000400000-0x0000000000442000-memory.dmp

memory/692-12-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

memory/692-13-0x0000000005930000-0x0000000005ED4000-memory.dmp

memory/692-14-0x0000000005220000-0x0000000005286000-memory.dmp

memory/692-15-0x0000000074D50000-0x0000000075500000-memory.dmp

memory/692-17-0x00000000064F0000-0x0000000006540000-memory.dmp

memory/692-18-0x00000000065E0000-0x0000000006672000-memory.dmp

memory/692-19-0x0000000006570000-0x000000000657A000-memory.dmp

memory/692-20-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

memory/692-21-0x0000000074D50000-0x0000000075500000-memory.dmp