Malware Analysis Report

2024-10-19 08:32

Sample ID 240818-gdpygaydlb
Target c4b5416544d83fac36a48a5542496930N.exe
SHA256 537bb65fda8898e358d6ebe393b92cd5f790c49ba3f9a095489779a2e0d51874
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

537bb65fda8898e358d6ebe393b92cd5f790c49ba3f9a095489779a2e0d51874

Threat Level: Known bad

The file c4b5416544d83fac36a48a5542496930N.exe 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 WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 05:41

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 05:41

Reported

2024-08-18 05:43

Platform

win7-20240708-en

Max time kernel

119s

Max time network

106s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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\c4b5416544d83fac36a48a5542496930N.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 1724 set thread context of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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\c4b5416544d83fac36a48a5542496930N.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 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1724 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe

"C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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/1724-0-0x0000000000350000-0x0000000000443000-memory.dmp

memory/1724-1-0x0000000000450000-0x0000000000451000-memory.dmp

memory/2520-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2520-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2520-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2520-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2520-10-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2520-11-0x00000000741E2000-0x00000000741E4000-memory.dmp

memory/1724-12-0x0000000000350000-0x0000000000443000-memory.dmp

memory/2520-13-0x00000000741E2000-0x00000000741E4000-memory.dmp

memory/1724-17-0x0000000000350000-0x0000000000443000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 05:41

Reported

2024-08-18 05:43

Platform

win10v2004-20240802-en

Max time kernel

120s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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\c4b5416544d83fac36a48a5542496930N.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 2284 set thread context of 1956 N/A C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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\c4b5416544d83fac36a48a5542496930N.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\c4b5416544d83fac36a48a5542496930N.exe

"C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 206.23.85.13.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 73.144.22.2.in-addr.arpa udp
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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 57.169.31.20.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
CO 186.85.86.137:4230 tcp

Files

memory/2284-0-0x00000000005F0000-0x00000000006E3000-memory.dmp

memory/2284-1-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

memory/1956-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1956-6-0x00000000735F2000-0x00000000735F3000-memory.dmp

memory/1956-7-0x00000000735F0000-0x0000000073BA1000-memory.dmp

memory/1956-8-0x00000000735F0000-0x0000000073BA1000-memory.dmp

memory/2284-9-0x00000000005F0000-0x00000000006E3000-memory.dmp

memory/1956-10-0x00000000735F2000-0x00000000735F3000-memory.dmp

memory/1956-11-0x00000000735F0000-0x0000000073BA1000-memory.dmp

memory/2284-15-0x00000000005F0000-0x00000000006E3000-memory.dmp