Malware Analysis Report

2024-10-19 08:33

Sample ID 240815-ssw6watbpq
Target b63dbf987427063aefa6915de0af0900N.exe
SHA256 8607b405dd838e220db8dd467156be6abe298dda3be1d895a9b6fba6499bc9e6
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

8607b405dd838e220db8dd467156be6abe298dda3be1d895a9b6fba6499bc9e6

Threat Level: Known bad

The file b63dbf987427063aefa6915de0af0900N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-15 15:23

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 15:23

Reported

2024-08-15 15:25

Platform

win7-20240704-en

Max time kernel

119s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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\b63dbf987427063aefa6915de0af0900N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1292 set thread context of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1292 wrote to memory of 2292 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.exe

"C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/2292-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2292-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2292-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2292-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2292-9-0x0000000073A32000-0x0000000073A34000-memory.dmp

memory/2292-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1292-0-0x0000000000560000-0x0000000000561000-memory.dmp

memory/2292-10-0x0000000073A32000-0x0000000073A34000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-15 15:23

Reported

2024-08-15 15:25

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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\b63dbf987427063aefa6915de0af0900N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3424 set thread context of 4140 N/A C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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\b63dbf987427063aefa6915de0af0900N.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\b63dbf987427063aefa6915de0af0900N.exe

"C:\Users\Admin\AppData\Local\Temp\b63dbf987427063aefa6915de0af0900N.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 marzorevenger.duckdns.org udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 20.58.20.217.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3424-0-0x0000000001670000-0x0000000001671000-memory.dmp

memory/4140-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4140-5-0x0000000073F32000-0x0000000073F33000-memory.dmp

memory/4140-6-0x0000000073F30000-0x00000000744E1000-memory.dmp

memory/4140-7-0x0000000073F30000-0x00000000744E1000-memory.dmp

memory/4140-8-0x0000000073F32000-0x0000000073F33000-memory.dmp

memory/4140-9-0x0000000073F30000-0x00000000744E1000-memory.dmp