Malware Analysis Report

2024-10-19 08:32

Sample ID 240821-mdqgwssgrf
Target 71d51607afccd09c410db3f872db3a70N.exe
SHA256 2fe7375bd9bd2eea680083639db8568aee0bd84b99ae1ae7f20ea3fefb1da1c8
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

2fe7375bd9bd2eea680083639db8568aee0bd84b99ae1ae7f20ea3fefb1da1c8

Threat Level: Known bad

The file 71d51607afccd09c410db3f872db3a70N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-21 10:21

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

2024-08-21 10:21

Reported

2024-08-21 10:23

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.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\71d51607afccd09c410db3f872db3a70N.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 2280 set thread context of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.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\71d51607afccd09c410db3f872db3a70N.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 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe

"C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.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/2280-0-0x0000000000830000-0x0000000000923000-memory.dmp

memory/2280-1-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1980-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1980-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1980-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1980-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1980-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1980-10-0x0000000074252000-0x0000000074254000-memory.dmp

memory/2280-11-0x0000000000830000-0x0000000000923000-memory.dmp

memory/1980-12-0x0000000074252000-0x0000000074254000-memory.dmp

memory/2280-16-0x0000000000830000-0x0000000000923000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-21 10:21

Reported

2024-08-21 10:23

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.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\71d51607afccd09c410db3f872db3a70N.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 1352 set thread context of 5016 N/A C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.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\71d51607afccd09c410db3f872db3a70N.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\71d51607afccd09c410db3f872db3a70N.exe

"C:\Users\Admin\AppData\Local\Temp\71d51607afccd09c410db3f872db3a70N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4344,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.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 8.8.8.8:53 240.143.123.92.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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 48.229.111.52.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
US 8.8.8.8:53 10.28.171.150.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 25.140.123.92.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1352-0-0x0000000000380000-0x0000000000473000-memory.dmp

memory/1352-1-0x0000000001710000-0x0000000001711000-memory.dmp

memory/5016-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/5016-6-0x0000000074162000-0x0000000074163000-memory.dmp

memory/5016-7-0x0000000074160000-0x0000000074711000-memory.dmp

memory/5016-8-0x0000000074160000-0x0000000074711000-memory.dmp

memory/1352-9-0x0000000000380000-0x0000000000473000-memory.dmp

memory/5016-10-0x0000000074162000-0x0000000074163000-memory.dmp

memory/5016-11-0x0000000074160000-0x0000000074711000-memory.dmp

memory/1352-15-0x0000000000380000-0x0000000000473000-memory.dmp