Malware Analysis Report

2024-10-19 08:32

Sample ID 240818-qaa5ksxcpj
Target e1a370beb844a74231a8d9368c672460N.exe
SHA256 b1d31be30965ecd22383d41434f0f9cd581cde468d612a2cf218fae4e74b8725
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

b1d31be30965ecd22383d41434f0f9cd581cde468d612a2cf218fae4e74b8725

Threat Level: Known bad

The file e1a370beb844a74231a8d9368c672460N.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

2024-08-18 13:03

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

2024-08-18 13:02

Reported

2024-08-18 13:05

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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\e1a370beb844a74231a8d9368c672460N.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 2448 set thread context of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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\e1a370beb844a74231a8d9368c672460N.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 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 3028 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.exe

"C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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/2448-0-0x0000000001290000-0x0000000001383000-memory.dmp

memory/2448-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/3028-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3028-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3028-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3028-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3028-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3028-10-0x0000000074872000-0x0000000074874000-memory.dmp

memory/2448-11-0x0000000001290000-0x0000000001383000-memory.dmp

memory/3028-12-0x0000000074872000-0x0000000074874000-memory.dmp

memory/2448-16-0x0000000001290000-0x0000000001383000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 13:02

Reported

2024-08-18 13:05

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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\e1a370beb844a74231a8d9368c672460N.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 3888 set thread context of 1664 N/A C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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\e1a370beb844a74231a8d9368c672460N.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\e1a370beb844a74231a8d9368c672460N.exe

"C:\Users\Admin\AppData\Local\Temp\e1a370beb844a74231a8d9368c672460N.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 97.17.167.52.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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 157.123.68.40.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 26.35.223.20.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 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/3888-0-0x0000000000A10000-0x0000000000B03000-memory.dmp

memory/3888-1-0x0000000001CE0000-0x0000000001CE1000-memory.dmp

memory/1664-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1664-6-0x0000000073642000-0x0000000073643000-memory.dmp

memory/1664-7-0x0000000073640000-0x0000000073BF1000-memory.dmp

memory/1664-8-0x0000000073640000-0x0000000073BF1000-memory.dmp

memory/3888-9-0x0000000000A10000-0x0000000000B03000-memory.dmp

memory/1664-10-0x0000000073642000-0x0000000073643000-memory.dmp

memory/1664-11-0x0000000073640000-0x0000000073BF1000-memory.dmp

memory/3888-15-0x0000000000A10000-0x0000000000B03000-memory.dmp