Malware Analysis Report

2024-12-07 14:08

Sample ID 241111-rgkg9szfjj
Target MVVALIADO-S-REQ-19-0006440ft1x20.exe
SHA256 8f878566e3390e97ac715ed0ae3707f18514254fc75fe0c92aafa411de5af202
Tags
agenttesla discovery 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

8f878566e3390e97ac715ed0ae3707f18514254fc75fe0c92aafa411de5af202

Threat Level: Known bad

The file MVVALIADO-S-REQ-19-0006440ft1x20.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery keylogger spyware stealer trojan

Agenttesla family

AgentTesla

Loads dropped DLL

Executes dropped EXE

Drops startup file

Looks up external IP address via web service

AutoIT Executable

Suspicious use of SetThreadContext

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 14:09

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

2024-11-11 14:09

Reported

2024-11-11 14:12

Platform

win7-20241010-en

Max time kernel

19s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Drops startup file

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

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe 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 2240 set thread context of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\prespecialist\pluff.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe N/A

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\prespecialist\pluff.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 2592 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe C:\Users\Admin\AppData\Local\prespecialist\pluff.exe
PID 2592 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe C:\Users\Admin\AppData\Local\prespecialist\pluff.exe
PID 2592 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe C:\Users\Admin\AppData\Local\prespecialist\pluff.exe
PID 2592 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe C:\Users\Admin\AppData\Local\prespecialist\pluff.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2240 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

C:\Users\Admin\AppData\Local\prespecialist\pluff.exe

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

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

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 172.67.74.152:443 api.ipify.org tcp

Files

memory/2592-2-0x0000000000870000-0x0000000000C70000-memory.dmp

\Users\Admin\AppData\Local\prespecialist\pluff.exe

MD5 71d5fa862ccb25961f293701bf906f2a
SHA1 ec1df45020154d9b8c98d2fc62f469b09d4b8af2
SHA256 8f878566e3390e97ac715ed0ae3707f18514254fc75fe0c92aafa411de5af202
SHA512 528e17f8acb21d9d4e3b2e13b4a66493b21718a6dc37f22f83a669e1bea81607a368ac736c22ad3148fb8155319d1c65f58c2d0d66dedfbc712bbf781ddcea7b

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2240-12-0x0000000002960000-0x0000000002A60000-memory.dmp

memory/640-14-0x0000000000400000-0x0000000000446000-memory.dmp

memory/640-17-0x0000000000400000-0x0000000000446000-memory.dmp

memory/640-16-0x0000000000400000-0x0000000000446000-memory.dmp

memory/640-18-0x000000007445E000-0x000000007445F000-memory.dmp

memory/640-19-0x00000000009D0000-0x0000000000A24000-memory.dmp

memory/640-20-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-21-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-22-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-23-0x0000000001F90000-0x0000000001FE2000-memory.dmp

memory/640-24-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-25-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-53-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-67-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-27-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-83-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-81-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-79-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-77-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-75-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-73-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-71-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-69-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-65-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-63-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-61-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-59-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-57-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-55-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-51-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-49-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-47-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-45-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-43-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-41-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-39-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-37-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-35-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-33-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-31-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-29-0x0000000001F90000-0x0000000001FDD000-memory.dmp

memory/640-1054-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-1055-0x0000000000400000-0x0000000000446000-memory.dmp

memory/640-1056-0x000000007445E000-0x000000007445F000-memory.dmp

memory/640-1057-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-1058-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/640-1059-0x0000000074450000-0x0000000074B3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 14:09

Reported

2024-11-11 14:12

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Drops startup file

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe 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 936 set thread context of 2928 N/A C:\Users\Admin\AppData\Local\prespecialist\pluff.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\prespecialist\pluff.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

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\prespecialist\pluff.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\MVVALIADO-S-REQ-19-0006440ft1x20.exe

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

C:\Users\Admin\AppData\Local\prespecialist\pluff.exe

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

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

"C:\Users\Admin\AppData\Local\Temp\MVVALIADO-S-REQ-19-0006440ft1x20.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 936 -ip 936

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 936 -s 704

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 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp
US 8.8.8.8:53 205.12.26.104.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/216-2-0x0000000001510000-0x0000000001910000-memory.dmp

C:\Users\Admin\AppData\Local\prespecialist\pluff.exe

MD5 71d5fa862ccb25961f293701bf906f2a
SHA1 ec1df45020154d9b8c98d2fc62f469b09d4b8af2
SHA256 8f878566e3390e97ac715ed0ae3707f18514254fc75fe0c92aafa411de5af202
SHA512 528e17f8acb21d9d4e3b2e13b4a66493b21718a6dc37f22f83a669e1bea81607a368ac736c22ad3148fb8155319d1c65f58c2d0d66dedfbc712bbf781ddcea7b

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/936-10-0x00000000019A0000-0x0000000001DA0000-memory.dmp

memory/2928-12-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2928-13-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2928-15-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2928-14-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2928-16-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/2928-17-0x0000000004F10000-0x0000000004F64000-memory.dmp

memory/2928-18-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/2928-19-0x00000000055D0000-0x0000000005B74000-memory.dmp

memory/2928-20-0x0000000004FA0000-0x0000000004FF2000-memory.dmp

memory/2928-21-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/2928-43-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-81-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-79-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-211-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/2928-77-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-75-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-73-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-71-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-69-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-67-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-65-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-63-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-61-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-59-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-57-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-55-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-53-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-51-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-49-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-47-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-45-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-41-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-39-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-37-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-35-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-33-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-31-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-29-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-27-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-25-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-23-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-22-0x0000000004FA0000-0x0000000004FED000-memory.dmp

memory/2928-1053-0x00000000051A0000-0x0000000005206000-memory.dmp

memory/2928-1054-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/2928-1055-0x0000000006620000-0x0000000006670000-memory.dmp

memory/2928-1056-0x0000000006710000-0x00000000067A2000-memory.dmp

memory/2928-1057-0x0000000006680000-0x000000000668A000-memory.dmp

memory/2928-1058-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2928-1059-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/2928-1060-0x00000000743F0000-0x0000000074BA0000-memory.dmp