Malware Analysis Report

2024-10-23 21:20

Sample ID 240908-yptt8ssgqp
Target 2c7d7268ea1734c441bc74b243398f30N
SHA256 3f944932d0cf0ee1d7c7ac9e886f2102ea1a7083ab6bc8eb42bddd84eacca8ae
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

3f944932d0cf0ee1d7c7ac9e886f2102ea1a7083ab6bc8eb42bddd84eacca8ae

Threat Level: Known bad

The file 2c7d7268ea1734c441bc74b243398f30N 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 SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-08 19:58

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

2024-09-08 19:58

Reported

2024-09-08 20:00

Platform

win7-20240903-en

Max time kernel

118s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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\2c7d7268ea1734c441bc74b243398f30N.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 2984 set thread context of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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\2c7d7268ea1734c441bc74b243398f30N.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 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2984 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.exe

"C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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

Files

memory/2984-0-0x0000000000300000-0x00000000003F3000-memory.dmp

memory/2984-1-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/1540-10-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1540-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1540-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1540-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1540-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1540-11-0x0000000073F92000-0x0000000073F94000-memory.dmp

memory/2984-12-0x0000000000300000-0x00000000003F3000-memory.dmp

memory/1540-13-0x0000000073F92000-0x0000000073F94000-memory.dmp

memory/2984-17-0x0000000000300000-0x00000000003F3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-08 19:58

Reported

2024-09-08 20:00

Platform

win10v2004-20240802-en

Max time kernel

99s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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\2c7d7268ea1734c441bc74b243398f30N.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 3164 set thread context of 4768 N/A C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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\2c7d7268ea1734c441bc74b243398f30N.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\2c7d7268ea1734c441bc74b243398f30N.exe

"C:\Users\Admin\AppData\Local\Temp\2c7d7268ea1734c441bc74b243398f30N.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
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 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.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 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 42.56.20.217.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 13.227.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/3164-0-0x00000000001A0000-0x0000000000293000-memory.dmp

memory/3164-1-0x00000000018E0000-0x00000000018E1000-memory.dmp

memory/4768-2-0x00000000001D0000-0x00000000001D8000-memory.dmp

memory/4768-6-0x0000000073DB2000-0x0000000073DB3000-memory.dmp

memory/4768-7-0x0000000073DB0000-0x0000000074361000-memory.dmp

memory/4768-8-0x0000000073DB0000-0x0000000074361000-memory.dmp

memory/3164-9-0x00000000001A0000-0x0000000000293000-memory.dmp

memory/4768-10-0x0000000073DB2000-0x0000000073DB3000-memory.dmp

memory/4768-11-0x0000000073DB0000-0x0000000074361000-memory.dmp

memory/3164-15-0x00000000001A0000-0x0000000000293000-memory.dmp