Malware Analysis Report

2025-08-05 15:31

Sample ID 240203-s7pqcachb2
Target RvcDownloader.exe
SHA256 604d490b9d5dfff01c9fceb085798c6b42f5778c9f125457be654dc4f436ab04
Tags
njrat 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

604d490b9d5dfff01c9fceb085798c6b42f5778c9f125457be654dc4f436ab04

Threat Level: Known bad

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

Malicious Activity Summary

njrat persistence trojan

njRAT/Bladabindi

Executes dropped EXE

Drops startup file

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

Legitimate hosting services abused for malware hosting/C2

Suspicious use of NtSetInformationThreadHideFromDebugger

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-03 15:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-03 15:46

Reported

2024-02-03 15:49

Platform

win7-20231215-en

Max time kernel

150s

Max time network

144s

Command Line

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

Signatures

njRAT/Bladabindi

trojan njrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Loads dropped DLL

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A 2.tcp.eu.ngrok.io N/A N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2060 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
PID 2060 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
PID 2060 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
PID 2060 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
PID 1724 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe C:\Windows\SysWOW64\schtasks.exe
PID 1724 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe C:\Windows\SysWOW64\schtasks.exe
PID 1724 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe C:\Windows\SysWOW64\schtasks.exe
PID 1724 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe C:\Windows\SysWOW64\schtasks.exe
PID 2704 wrote to memory of 2680 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2680 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2680 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2680 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2480 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2480 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2480 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2480 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2812 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2812 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2812 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe
PID 2704 wrote to memory of 2812 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\Server.exe

Processes

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

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

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

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

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {F354CF51-9751-44DE-BA79-53DD2A4FA7E0} S-1-5-21-928733405-3780110381-2966456290-1000:VTILVGXH\Admin:Interactive:[1]

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.tcp.eu.ngrok.io udp
DE 18.157.68.73:13538 2.tcp.eu.ngrok.io tcp
DE 18.157.68.73:13538 2.tcp.eu.ngrok.io tcp

Files

memory/2060-0-0x0000000000EF0000-0x0000000001264000-memory.dmp

memory/2060-2-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2060-1-0x0000000000EF0000-0x0000000001264000-memory.dmp

memory/2060-3-0x0000000002E60000-0x0000000002EA0000-memory.dmp

\Users\Admin\AppData\Local\Temp\Dllhost.exe

MD5 7f6ce9a396cae9d375cb1a56de268b84
SHA1 4129cc4492f057cc2ec78c195c1badd7ab3d9c65
SHA256 604d490b9d5dfff01c9fceb085798c6b42f5778c9f125457be654dc4f436ab04
SHA512 e3cfe5afbde8b7889767cd9556ddbff2a3652ab139f06f02ec27cbd638d05604b3cbd5dcc2732a62750ced77d32eeab69b92e7eca38fe434121611c8775c314d

memory/2060-9-0x0000000005A80000-0x0000000005DF4000-memory.dmp

memory/1724-12-0x0000000000C80000-0x0000000000FF4000-memory.dmp

memory/1724-13-0x0000000000C80000-0x0000000000FF4000-memory.dmp

memory/2060-17-0x0000000000EF0000-0x0000000001264000-memory.dmp

memory/1724-16-0x0000000000C80000-0x0000000000FF4000-memory.dmp

memory/1724-15-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/1724-18-0x0000000005620000-0x0000000005660000-memory.dmp

memory/2060-19-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2680-25-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2680-26-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2680-27-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2680-28-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2680-29-0x0000000000CF0000-0x0000000000D30000-memory.dmp

memory/1724-30-0x0000000000C80000-0x0000000000FF4000-memory.dmp

memory/2680-32-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2680-33-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/1724-34-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/1724-35-0x0000000005620000-0x0000000005660000-memory.dmp

memory/1724-37-0x00000000026A0000-0x00000000026AA000-memory.dmp

memory/1724-40-0x0000000005620000-0x0000000005660000-memory.dmp

memory/2480-45-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2480-46-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2480-47-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2480-48-0x00000000055E0000-0x0000000005620000-memory.dmp

memory/2480-50-0x0000000001150000-0x00000000014C4000-memory.dmp

memory/2480-51-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2812-59-0x0000000001340000-0x00000000016B4000-memory.dmp

memory/2812-60-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2812-61-0x0000000001340000-0x00000000016B4000-memory.dmp

memory/2812-62-0x0000000005910000-0x0000000005950000-memory.dmp

memory/2812-64-0x0000000001340000-0x00000000016B4000-memory.dmp

memory/2812-65-0x0000000074D70000-0x000000007545E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-03 15:46

Reported

2024-02-03 15:50

Platform

win10v2004-20231215-en

Max time kernel

211s

Max time network

215s

Command Line

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

Signatures

njRAT/Bladabindi

trojan njrat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A 2.tcp.eu.ngrok.io N/A N/A
N/A 2.tcp.eu.ngrok.io N/A N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Server.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Server.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Server.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Server.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RvcDownloader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Dllhost.exe N/A

Suspicious use of FindShellTrayWindow

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

Processes

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

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

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

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

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

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

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

C:\Users\Admin\AppData\Local\Temp/Server.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.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
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 2.tcp.eu.ngrok.io udp
DE 3.126.37.18:13538 2.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 18.37.126.3.in-addr.arpa udp
DE 3.126.37.18:13538 2.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 2.tcp.eu.ngrok.io udp
DE 18.197.239.5:13538 2.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 5.239.197.18.in-addr.arpa udp
US 8.8.8.8:53 77.239.69.13.in-addr.arpa udp

Files

memory/4080-0-0x0000000000D10000-0x0000000001084000-memory.dmp

memory/4080-1-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4080-2-0x0000000000D10000-0x0000000001084000-memory.dmp

memory/4080-3-0x0000000004050000-0x00000000040EC000-memory.dmp

memory/4080-4-0x00000000064F0000-0x0000000006500000-memory.dmp

memory/4080-5-0x0000000006BB0000-0x0000000007154000-memory.dmp

memory/4080-6-0x0000000006600000-0x0000000006692000-memory.dmp

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

MD5 7f6ce9a396cae9d375cb1a56de268b84
SHA1 4129cc4492f057cc2ec78c195c1badd7ab3d9c65
SHA256 604d490b9d5dfff01c9fceb085798c6b42f5778c9f125457be654dc4f436ab04
SHA512 e3cfe5afbde8b7889767cd9556ddbff2a3652ab139f06f02ec27cbd638d05604b3cbd5dcc2732a62750ced77d32eeab69b92e7eca38fe434121611c8775c314d

memory/4844-16-0x0000000000AF0000-0x0000000000E64000-memory.dmp

memory/4080-19-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4080-20-0x0000000000D10000-0x0000000001084000-memory.dmp

memory/4844-21-0x0000000000AF0000-0x0000000000E64000-memory.dmp

memory/4844-22-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4844-23-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/4844-27-0x0000000006110000-0x000000000611A000-memory.dmp

memory/4844-28-0x0000000006340000-0x00000000063A6000-memory.dmp

memory/4844-30-0x0000000000AF0000-0x0000000000E64000-memory.dmp

memory/4844-31-0x0000000007230000-0x0000000007248000-memory.dmp

memory/4844-32-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4844-33-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/4844-35-0x0000000007330000-0x000000000733A000-memory.dmp

memory/1504-40-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1504-42-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1504-43-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1504-44-0x0000000005E10000-0x0000000005E20000-memory.dmp

memory/1504-48-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1504-49-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4844-54-0x000000002F2A0000-0x000000002F2AC000-memory.dmp

memory/2952-57-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/4844-58-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/4844-59-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/2952-60-0x0000000074650000-0x0000000074E00000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Server.exe.log

MD5 25d1b50e7c0d451f3d850eb54d27ca05
SHA1 a238807715c70a335f54e80d4855644b21a9e870
SHA256 650faa13e983c9046c9030f63a5fa1c33900432ec7cb3762e015da2e7c5b34a5
SHA512 4223a26b2fabefdf1c01443ccc7bd887464d27f02694379895a040c66db472d541218d501f1c01e1bd31012d079a31baf24e20882c32cf652a09a74e3bf385f5

memory/2952-62-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/2952-63-0x0000000005740000-0x0000000005750000-memory.dmp

memory/2952-65-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/2952-66-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/4844-69-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/4844-71-0x0000000005D40000-0x0000000005D50000-memory.dmp

memory/1652-76-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1652-77-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1652-78-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1652-79-0x00000000035E0000-0x00000000035F0000-memory.dmp

memory/1652-81-0x0000000000880000-0x0000000000BF4000-memory.dmp

memory/1652-82-0x0000000074650000-0x0000000074E00000-memory.dmp