Malware Analysis Report

2024-10-19 08:32

Sample ID 240815-t3btcswerm
Target 5c6eec8232030b0cf70d1506ac82c660N.exe
SHA256 ee023dfd4df9a149956530e6e3e852d2cd92f3ea116211bb3e1ce6f5c6ef4957
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

ee023dfd4df9a149956530e6e3e852d2cd92f3ea116211bb3e1ce6f5c6ef4957

Threat Level: Known bad

The file 5c6eec8232030b0cf70d1506ac82c660N.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 AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-15 16:34

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

2024-08-15 16:34

Reported

2024-08-15 16:36

Platform

win7-20240704-en

Max time kernel

100s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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\5c6eec8232030b0cf70d1506ac82c660N.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 2452 set thread context of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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\5c6eec8232030b0cf70d1506ac82c660N.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 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2452 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.exe

"C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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/2452-0-0x0000000000950000-0x0000000000A43000-memory.dmp

memory/2452-1-0x0000000000660000-0x0000000000661000-memory.dmp

memory/2248-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2248-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2248-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2248-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2248-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2248-10-0x0000000073D72000-0x0000000073D74000-memory.dmp

memory/2452-11-0x0000000000950000-0x0000000000A43000-memory.dmp

memory/2452-15-0x0000000000950000-0x0000000000A43000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-15 16:34

Reported

2024-08-15 16:36

Platform

win10v2004-20240802-en

Max time kernel

101s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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\5c6eec8232030b0cf70d1506ac82c660N.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 4488 set thread context of 3504 N/A C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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\5c6eec8232030b0cf70d1506ac82c660N.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\5c6eec8232030b0cf70d1506ac82c660N.exe

"C:\Users\Admin\AppData\Local\Temp\5c6eec8232030b0cf70d1506ac82c660N.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 23.181.190.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 55.36.223.20.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 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org 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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
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

Files

memory/4488-0-0x0000000000DD0000-0x0000000000EC3000-memory.dmp

memory/4488-1-0x0000000003520000-0x0000000003521000-memory.dmp

memory/3504-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-6-0x0000000073EC2000-0x0000000073EC3000-memory.dmp

memory/3504-7-0x0000000073EC0000-0x0000000074471000-memory.dmp

memory/3504-8-0x0000000073EC0000-0x0000000074471000-memory.dmp

memory/4488-9-0x0000000000DD0000-0x0000000000EC3000-memory.dmp

memory/3504-10-0x0000000073EC2000-0x0000000073EC3000-memory.dmp

memory/3504-11-0x0000000073EC0000-0x0000000074471000-memory.dmp

memory/4488-15-0x0000000000DD0000-0x0000000000EC3000-memory.dmp