Malware Analysis Report

2024-10-19 08:32

Sample ID 240817-mh7lzatfkk
Target 35ecd26ff59c9f8817fa3d085edcb1d0N.exe
SHA256 7bba5cb70c39b9f761497b854d0f68b60286f90d082144462825a3fb7410c4f2
Tags
revengerat marzo26 discovery 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

7bba5cb70c39b9f761497b854d0f68b60286f90d082144462825a3fb7410c4f2

Threat Level: Known bad

The file 35ecd26ff59c9f8817fa3d085edcb1d0N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-17 10:29

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

2024-08-17 10:29

Reported

2024-08-17 10:31

Platform

win7-20240704-en

Max time kernel

98s

Max time network

109s

Command Line

"C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe"

Signatures

RevengeRAT

trojan revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2924 set thread context of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.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\35ecd26ff59c9f8817fa3d085edcb1d0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2924 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe

"C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/2776-10-0x00000000741D2000-0x00000000741D4000-memory.dmp

memory/2776-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2776-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2776-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2776-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2776-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2924-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/2924-0-0x0000000001350000-0x0000000001443000-memory.dmp

memory/2924-11-0x0000000001350000-0x0000000001443000-memory.dmp

memory/2776-12-0x00000000741D2000-0x00000000741D4000-memory.dmp

memory/2924-16-0x0000000001350000-0x0000000001443000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-17 10:29

Reported

2024-08-17 10:31

Platform

win10v2004-20240802-en

Max time kernel

101s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe"

Signatures

RevengeRAT

trojan revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4008 set thread context of 1564 N/A C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.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\35ecd26ff59c9f8817fa3d085edcb1d0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe

"C:\Users\Admin\AppData\Local\Temp\35ecd26ff59c9f8817fa3d085edcb1d0N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.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 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/4008-0-0x0000000000DA0000-0x0000000000E93000-memory.dmp

memory/4008-1-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

memory/1564-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1564-6-0x00000000738E2000-0x00000000738E3000-memory.dmp

memory/1564-7-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/1564-8-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/4008-9-0x0000000000DA0000-0x0000000000E93000-memory.dmp

memory/1564-10-0x00000000738E2000-0x00000000738E3000-memory.dmp

memory/1564-11-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/4008-15-0x0000000000DA0000-0x0000000000E93000-memory.dmp