Malware Analysis Report

2024-11-30 05:45

Sample ID 240619-cxqxnasckd
Target 1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619
SHA256 1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619
Tags
agenttesla keylogger 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

1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619

Threat Level: Known bad

The file 1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619 was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-19 02:27

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 02:27

Reported

2024-06-19 02:30

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3028 set thread context of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3028 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe

"C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe"

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

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

Network

N/A

Files

memory/3028-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

memory/3028-1-0x00000000000E0000-0x000000000012C000-memory.dmp

memory/3028-2-0x0000000001F30000-0x0000000001F78000-memory.dmp

memory/3028-3-0x0000000073F50000-0x000000007463E000-memory.dmp

memory/2012-4-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-5-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-7-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-14-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-10-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2012-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2012-6-0x0000000000400000-0x0000000000440000-memory.dmp

memory/3028-15-0x0000000073F50000-0x000000007463E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 02:27

Reported

2024-06-19 02:30

Platform

win10v2004-20240508-en

Max time kernel

125s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2596 set thread context of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2596 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe

"C:\Users\Admin\AppData\Local\Temp\1c279d173c857f2aae713dbbaf592c455c7eeaf710d78d0fcb33bfb00d386619.exe"

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

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4200,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4264 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 24.73.42.20.in-addr.arpa udp

Files

memory/2596-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

memory/2596-1-0x0000000000480000-0x00000000004CC000-memory.dmp

memory/2596-2-0x0000000005400000-0x00000000059A4000-memory.dmp

memory/2596-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

memory/2596-4-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

memory/2596-6-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2596-5-0x0000000005100000-0x0000000005148000-memory.dmp

memory/2512-7-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2512-8-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2512-9-0x00000000052B0000-0x0000000005316000-memory.dmp

memory/2512-10-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2596-12-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2512-13-0x00000000061B0000-0x0000000006200000-memory.dmp

memory/2512-14-0x0000000074A10000-0x00000000751C0000-memory.dmp