Malware Analysis Report

2025-01-18 04:37

Sample ID 230919-lbwqfsab87
Target explorer.exe
SHA256 c467f0bf8d286330e7629ee46f477aac2f99dfe3896c8eeabed741547b8bc472
Tags
stealer revengerat persistence 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

c467f0bf8d286330e7629ee46f477aac2f99dfe3896c8eeabed741547b8bc472

Threat Level: Known bad

The file explorer.exe was found to be: Known bad.

Malicious Activity Summary

stealer revengerat persistence trojan

RevengeRat Executable

Revengerat family

RevengeRAT

RevengeRat Executable

Adds Run key to start application

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-19 09:22

Signatures

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Revengerat family

revengerat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-19 09:22

Reported

2023-09-19 09:24

Platform

win7-20230831-en

Max time kernel

135s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\explorer.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Explorer = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe" C:\Users\Admin\AppData\Local\Temp\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\explorer.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\explorer.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 blog.geoiplookup.live udp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp

Files

memory/2040-0-0x0000000000E40000-0x0000000000E4C000-memory.dmp

memory/2040-1-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp

memory/2040-4-0x000000001B1B0000-0x000000001B230000-memory.dmp

memory/2040-5-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-19 09:22

Reported

2023-09-19 09:24

Platform

win10v2004-20230915-en

Max time kernel

142s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\explorer.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Explorer = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe" C:\Users\Admin\AppData\Local\Temp\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\explorer.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\explorer.exe"

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 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 blog.geoiplookup.live udp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 126.209.247.8.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 254.178.238.8.in-addr.arpa udp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 147.185.221.16:33160 blog.geoiplookup.live tcp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

memory/4660-0-0x0000000000120000-0x000000000012C000-memory.dmp

memory/4660-2-0x00007FFBDE3A0000-0x00007FFBDEE61000-memory.dmp

memory/4660-4-0x0000000000A30000-0x0000000000A40000-memory.dmp

memory/4660-5-0x00007FFBDE3A0000-0x00007FFBDEE61000-memory.dmp

memory/4660-6-0x0000000000A30000-0x0000000000A40000-memory.dmp