Malware Analysis Report

2024-11-30 05:48

Sample ID 240619-cr4asssbqa
Target 69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88
SHA256 69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88
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

69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88

Threat Level: Known bad

The file 69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88 was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger persistence spyware stealer trojan

AgentTesla

Executes dropped EXE

Drops startup file

Loads dropped DLL

Looks up external IP address via web service

Adds Run key to start application

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-19 02:19

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

2024-06-19 02:19

Reported

2024-06-19 02:22

Platform

win7-20240611-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs C:\Users\Admin\AppData\Local\directory\name.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\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

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2132 set thread context of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.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\directory\name.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 2464 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2464 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2464 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2464 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2132 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

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

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.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/2464-10-0x0000000000160000-0x0000000000164000-memory.dmp

\Users\Admin\AppData\Local\directory\name.exe

MD5 95705aaf7b8950554498a5432aaed92e
SHA1 fa1a0ed6872a420478f7349a2e0b5c4947f42de3
SHA256 69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88
SHA512 c0481207d510067b55cb177ded53004385a414a1d0744123cdc2db58f4d94f78500dce52d60e5155095552b105eea80f72c7e1d0e669b164639e05ef49dad798

C:\Users\Admin\AppData\Local\Temp\furcation

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

C:\Users\Admin\AppData\Local\Temp\roundups

MD5 0e059a3f589e42d8b650c46f3f6d1f84
SHA1 277237b682830f7176a1ad71fcea3bf434132ab5
SHA256 6f46decf18841ad62988b2622256d1573680245241ead33a075d4d3851094b50
SHA512 a6f0edc32fe5f57bac4b99df34173a3a215de51c8ce84fbbe838b106d0f376f5c41d6bba2b9ac9b01a66efa7ddce0dd7d93f9f27b88132d5b5c62bab0eb510a1

memory/2748-30-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2748-32-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2748-34-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2748-35-0x00000000742CE000-0x00000000742CF000-memory.dmp

memory/2748-36-0x00000000742C0000-0x00000000749AE000-memory.dmp

memory/2748-38-0x00000000742CE000-0x00000000742CF000-memory.dmp

memory/2748-39-0x00000000742C0000-0x00000000749AE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 02:19

Reported

2024-06-19 02:22

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs C:\Users\Admin\AppData\Local\directory\name.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\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

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1176 set thread context of 2084 N/A C:\Users\Admin\AppData\Local\directory\name.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\directory\name.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\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

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

"C:\Users\Admin\AppData\Local\Temp\69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 10.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.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 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.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 150.171.27.10:443 tse1.mm.bing.net tcp
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 10.27.171.150.in-addr.arpa udp

Files

memory/872-10-0x00000000014A0000-0x00000000014A4000-memory.dmp

C:\Users\Admin\AppData\Local\directory\name.exe

MD5 95705aaf7b8950554498a5432aaed92e
SHA1 fa1a0ed6872a420478f7349a2e0b5c4947f42de3
SHA256 69b4e8302250ad1073b8071d9ef6a5878c31ac22d9bde49195b1c60dd10eed88
SHA512 c0481207d510067b55cb177ded53004385a414a1d0744123cdc2db58f4d94f78500dce52d60e5155095552b105eea80f72c7e1d0e669b164639e05ef49dad798

C:\Users\Admin\AppData\Local\Temp\roundups

MD5 0e059a3f589e42d8b650c46f3f6d1f84
SHA1 277237b682830f7176a1ad71fcea3bf434132ab5
SHA256 6f46decf18841ad62988b2622256d1573680245241ead33a075d4d3851094b50
SHA512 a6f0edc32fe5f57bac4b99df34173a3a215de51c8ce84fbbe838b106d0f376f5c41d6bba2b9ac9b01a66efa7ddce0dd7d93f9f27b88132d5b5c62bab0eb510a1

C:\Users\Admin\AppData\Local\Temp\furcation

MD5 4970912e7dd53e2f483b4e0102d7ad3d
SHA1 6634ae4d8290056d47a7fd782ac9d36b55641dae
SHA256 5a1e0e47f05d3ca3e01f0e82efd8b036d430a91444c4c17c15e05a5777e46bca
SHA512 97970dae898a6febcabbad34e43d86109cde20580962c977050f2e84486a8e238b8383f790964225422a337b7d6b538f3c39a7417ec4f3f76ff4638dd7f51478

memory/2084-28-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2084-29-0x000000007543E000-0x000000007543F000-memory.dmp

memory/2084-30-0x0000000005830000-0x0000000005DD4000-memory.dmp

memory/2084-31-0x0000000005280000-0x00000000052E6000-memory.dmp

memory/2084-32-0x0000000075430000-0x0000000075BE0000-memory.dmp

memory/2084-34-0x0000000006560000-0x00000000065B0000-memory.dmp

memory/2084-35-0x0000000006650000-0x00000000066E2000-memory.dmp

memory/2084-36-0x00000000065E0000-0x00000000065EA000-memory.dmp

memory/2084-37-0x000000007543E000-0x000000007543F000-memory.dmp

memory/2084-38-0x0000000075430000-0x0000000075BE0000-memory.dmp