Malware Analysis Report

2024-10-19 08:32

Sample ID 240820-3vjnnszcle
Target 64259e2a038dd2e4ee4bd20003500610N.exe
SHA256 42eaba4e37f3dabcd3db22a9ffe87bcdbf550ef055655028cc82753d343baef5
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

42eaba4e37f3dabcd3db22a9ffe87bcdbf550ef055655028cc82753d343baef5

Threat Level: Known bad

The file 64259e2a038dd2e4ee4bd20003500610N.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 FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-20 23:50

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

2024-08-20 23:50

Reported

2024-08-20 23:52

Platform

win7-20240708-en

Max time kernel

97s

Max time network

107s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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\64259e2a038dd2e4ee4bd20003500610N.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 1152 set thread context of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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\64259e2a038dd2e4ee4bd20003500610N.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 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1152 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.exe

"C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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/1152-0-0x00000000011B0000-0x00000000012A3000-memory.dmp

memory/1152-1-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2660-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2660-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2660-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2660-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2660-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2660-10-0x0000000074542000-0x0000000074544000-memory.dmp

memory/1152-11-0x00000000011B0000-0x00000000012A3000-memory.dmp

memory/2660-12-0x0000000074542000-0x0000000074544000-memory.dmp

memory/1152-16-0x00000000011B0000-0x00000000012A3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-20 23:50

Reported

2024-08-20 23:52

Platform

win10v2004-20240802-en

Max time kernel

120s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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\64259e2a038dd2e4ee4bd20003500610N.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 3644 set thread context of 2640 N/A C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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\64259e2a038dd2e4ee4bd20003500610N.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\64259e2a038dd2e4ee4bd20003500610N.exe

"C:\Users\Admin\AppData\Local\Temp\64259e2a038dd2e4ee4bd20003500610N.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 g.bing.com udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 25.140.123.92.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 52.111.227.13:443 tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 tcp

Files

memory/3644-0-0x0000000000540000-0x0000000000633000-memory.dmp

memory/3644-1-0x0000000001050000-0x0000000001051000-memory.dmp

memory/2640-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-6-0x0000000073752000-0x0000000073753000-memory.dmp

memory/2640-7-0x0000000073750000-0x0000000073D01000-memory.dmp

memory/2640-8-0x0000000073750000-0x0000000073D01000-memory.dmp

memory/3644-9-0x0000000000540000-0x0000000000633000-memory.dmp

memory/2640-10-0x0000000073752000-0x0000000073753000-memory.dmp

memory/2640-11-0x0000000073750000-0x0000000073D01000-memory.dmp

memory/3644-15-0x0000000000540000-0x0000000000633000-memory.dmp