Malware Analysis Report

2025-01-02 03:06

Sample ID 240814-k6d88atgmg
Target استعلام برای نقل قول.exe
SHA256 fef0bccaba1cf7fe16cd4c750e280e09ee68e95818fb3db648362dfaa47dc601
Tags
remcos remotehost discovery execution persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fef0bccaba1cf7fe16cd4c750e280e09ee68e95818fb3db648362dfaa47dc601

Threat Level: Known bad

The file استعلام برای نقل قول.exe was found to be: Known bad.

Malicious Activity Summary

remcos remotehost discovery execution persistence rat

Remcos

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-14 09:12

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-14 09:12

Reported

2024-08-14 09:15

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe"

Signatures

Remcos

rat remcos

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\استعلام برای نقل قول = "C:\\Users\\Admin\\استعلام برای نقل قول.exe" C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4052 set thread context of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4052 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 4052 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
PID 4052 wrote to memory of 312 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

Processes

C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe

"C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe"

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 eadzagba1.duckdns.org udp
US 198.46.178.133:4877 eadzagba1.duckdns.org tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 133.178.46.198.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 geoplugin.net udp
NL 178.237.33.50:80 geoplugin.net tcp
US 8.8.8.8:53 50.33.237.178.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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 43.58.199.20.in-addr.arpa udp

Files

memory/2556-0-0x00007FFE7E9B3000-0x00007FFE7E9B5000-memory.dmp

memory/2556-6-0x000002D4F0560000-0x000002D4F0582000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_l2arrjtg.jhz.psm1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2556-11-0x00007FFE7E9B0000-0x00007FFE7F471000-memory.dmp

memory/2556-12-0x00007FFE7E9B0000-0x00007FFE7F471000-memory.dmp

memory/2556-15-0x00007FFE7E9B0000-0x00007FFE7F471000-memory.dmp

memory/312-17-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-18-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-19-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-20-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-21-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-22-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-23-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-24-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-25-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-28-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-29-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-30-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-31-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-32-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-33-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-35-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-37-0x0000000000400000-0x0000000000482000-memory.dmp

memory/312-38-0x0000000000400000-0x0000000000482000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-14 09:12

Reported

2024-08-14 09:15

Platform

win7-20240708-en

Max time kernel

148s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe"

Signatures

Remcos

rat remcos

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\استعلام برای نقل قول = "C:\\Users\\Admin\\استعلام برای نقل قول.exe" C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1904 set thread context of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1904 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 1904 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 1904 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
PID 1904 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe

"C:\Users\Admin\AppData\Local\Temp\استعلام برای نقل قول.exe"

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 eadzagba1.duckdns.org udp
US 198.46.178.133:4877 eadzagba1.duckdns.org tcp
US 8.8.8.8:53 geoplugin.net udp
NL 178.237.33.50:80 geoplugin.net tcp

Files

memory/2796-4-0x000007FEF547E000-0x000007FEF547F000-memory.dmp

memory/2796-5-0x000000001B7D0000-0x000000001BAB2000-memory.dmp

memory/2796-6-0x0000000001F00000-0x0000000001F08000-memory.dmp

memory/2796-7-0x000007FEF51C0000-0x000007FEF5B5D000-memory.dmp

memory/2796-8-0x000007FEF51C0000-0x000007FEF5B5D000-memory.dmp

memory/2796-9-0x000007FEF51C0000-0x000007FEF5B5D000-memory.dmp

memory/2148-11-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-13-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-17-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-16-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2796-14-0x000007FEF51C0000-0x000007FEF5B5D000-memory.dmp

memory/2148-18-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-20-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-19-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-21-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-24-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-25-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-26-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-27-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-29-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-30-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-31-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-33-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2148-34-0x0000000000400000-0x0000000000482000-memory.dmp