Malware Analysis Report

2024-10-19 08:32

Sample ID 240822-eepyra1apn
Target 6019f803387f96436bc40174f153f520N.exe
SHA256 15338a5fb6a2deeede04635aebb26c7aebbae80872a005d2ee6a2de1d92912f7
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

15338a5fb6a2deeede04635aebb26c7aebbae80872a005d2ee6a2de1d92912f7

Threat Level: Known bad

The file 6019f803387f96436bc40174f153f520N.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 SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-22 03:51

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

2024-08-22 03:51

Reported

2024-08-22 03:53

Platform

win7-20240705-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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\6019f803387f96436bc40174f153f520N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2368 set thread context of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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\6019f803387f96436bc40174f153f520N.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 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.exe

"C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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/2368-0-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/2516-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2516-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2516-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2516-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2516-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2516-9-0x0000000073F22000-0x0000000073F24000-memory.dmp

memory/2516-10-0x0000000073F22000-0x0000000073F24000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-22 03:51

Reported

2024-08-22 03:53

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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\6019f803387f96436bc40174f153f520N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2120 set thread context of 832 N/A C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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\6019f803387f96436bc40174f153f520N.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\6019f803387f96436bc40174f153f520N.exe

"C:\Users\Admin\AppData\Local\Temp\6019f803387f96436bc40174f153f520N.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
US 8.8.8.8:53 28.118.140.52.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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.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
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/2120-0-0x0000000004280000-0x0000000004281000-memory.dmp

memory/832-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/832-5-0x00000000735B2000-0x00000000735B3000-memory.dmp

memory/832-6-0x00000000735B0000-0x0000000073B61000-memory.dmp

memory/832-7-0x00000000735B0000-0x0000000073B61000-memory.dmp

memory/832-8-0x00000000735B2000-0x00000000735B3000-memory.dmp

memory/832-9-0x00000000735B0000-0x0000000073B61000-memory.dmp