Malware Analysis Report

2024-10-19 08:32

Sample ID 240817-xb1j7azhqc
Target 595c1ff357d6623d48240a1c11847350N.exe
SHA256 71847c993b637efc33345b71f0cf7f803395de905aa9b8a903582c5aa179ff83
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

71847c993b637efc33345b71f0cf7f803395de905aa9b8a903582c5aa179ff83

Threat Level: Known bad

The file 595c1ff357d6623d48240a1c11847350N.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 SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-17 18:41

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 18:41

Reported

2024-08-17 18:43

Platform

win7-20240729-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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\595c1ff357d6623d48240a1c11847350N.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 1084 set thread context of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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\595c1ff357d6623d48240a1c11847350N.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 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1084 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.exe

"C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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/1084-0-0x0000000001350000-0x0000000001443000-memory.dmp

memory/1084-1-0x0000000000260000-0x0000000000261000-memory.dmp

memory/3052-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3052-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3052-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3052-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3052-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3052-10-0x0000000074272000-0x0000000074274000-memory.dmp

memory/1084-11-0x0000000001350000-0x0000000001443000-memory.dmp

memory/3052-12-0x0000000074272000-0x0000000074274000-memory.dmp

memory/1084-16-0x0000000001350000-0x0000000001443000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-17 18:41

Reported

2024-08-17 18:43

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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\595c1ff357d6623d48240a1c11847350N.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 1612 set thread context of 840 N/A C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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\595c1ff357d6623d48240a1c11847350N.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\595c1ff357d6623d48240a1c11847350N.exe

"C:\Users\Admin\AppData\Local\Temp\595c1ff357d6623d48240a1c11847350N.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 58.55.71.13.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 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
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
NL 52.111.243.29:443 tcp
US 8.8.8.8:53 21.236.111.52.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 8.8.8.8:53 57.169.31.20.in-addr.arpa 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
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1612-0-0x0000000000730000-0x0000000000823000-memory.dmp

memory/1612-1-0x0000000000720000-0x0000000000721000-memory.dmp

memory/840-2-0x0000000000730000-0x0000000000738000-memory.dmp

memory/840-6-0x0000000073AB2000-0x0000000073AB3000-memory.dmp

memory/840-7-0x0000000073AB0000-0x0000000074061000-memory.dmp

memory/840-8-0x0000000073AB0000-0x0000000074061000-memory.dmp

memory/1612-9-0x0000000000730000-0x0000000000823000-memory.dmp

memory/840-10-0x0000000073AB2000-0x0000000073AB3000-memory.dmp

memory/840-11-0x0000000073AB0000-0x0000000074061000-memory.dmp

memory/1612-15-0x0000000000730000-0x0000000000823000-memory.dmp