Malware Analysis Report

2024-09-11 08:47

Sample ID 240422-b5apzadh28
Target 9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe
SHA256 9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e
Tags
redline sectoprat cheat infostealer rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e

Threat Level: Known bad

The file 9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe was found to be: Known bad.

Malicious Activity Summary

redline sectoprat cheat infostealer rat trojan

RedLine payload

SectopRAT

RedLine

SectopRAT payload

Detects .NET executables utilizing NyanX-CAT C# Loader

Detects .NET executables utilizing NyanX-CAT C# Loader

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-22 01:43

Signatures

Detects .NET executables utilizing NyanX-CAT C# Loader

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: behavioral2

Detonation Overview

Submitted

2024-04-22 01:43

Reported

2024-04-22 01:45

Platform

win10v2004-20240412-en

Max time kernel

136s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

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

Detects .NET executables utilizing NyanX-CAT C# Loader

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 316 set thread context of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 316 wrote to memory of 5100 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 316 wrote to memory of 5100 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 316 wrote to memory of 5100 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 316 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe

"C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '' -Value '"C:\Users\Admin\AppData\Roaming\Build.exe"' -PropertyType 'String'

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 14.160.190.20.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
DE 195.10.205.79:30525 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
DE 195.10.205.79:30525 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
DE 195.10.205.79:30525 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
DE 195.10.205.79:30525 tcp
DE 195.10.205.79:30525 tcp

Files

memory/316-0-0x0000000000E90000-0x0000000000EC4000-memory.dmp

memory/316-1-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/316-2-0x0000000005DE0000-0x0000000006384000-memory.dmp

memory/316-3-0x00000000058D0000-0x0000000005962000-memory.dmp

memory/316-4-0x0000000005A60000-0x0000000005A70000-memory.dmp

memory/316-5-0x0000000005A80000-0x0000000005A8A000-memory.dmp

memory/316-6-0x0000000005B10000-0x0000000005B86000-memory.dmp

memory/316-7-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/316-8-0x0000000005A60000-0x0000000005A70000-memory.dmp

memory/316-9-0x0000000005B90000-0x0000000005BB2000-memory.dmp

memory/316-10-0x0000000005BE0000-0x0000000005BFE000-memory.dmp

memory/4928-12-0x0000000000400000-0x000000000041E000-memory.dmp

memory/5100-14-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

memory/5100-15-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/5100-17-0x0000000005560000-0x0000000005B88000-memory.dmp

memory/316-16-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/5100-18-0x0000000002AB0000-0x0000000002AC0000-memory.dmp

memory/5100-19-0x0000000002AB0000-0x0000000002AC0000-memory.dmp

memory/5100-20-0x00000000053F0000-0x0000000005412000-memory.dmp

memory/5100-21-0x0000000005D00000-0x0000000005D66000-memory.dmp

memory/4928-22-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/5100-23-0x0000000005D70000-0x0000000005DD6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jv05hfkt.zq0.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5100-33-0x0000000005DE0000-0x0000000006134000-memory.dmp

memory/4928-34-0x0000000005EB0000-0x00000000064C8000-memory.dmp

memory/4928-35-0x0000000004E80000-0x0000000004E92000-memory.dmp

memory/4928-36-0x00000000050A0000-0x00000000050DC000-memory.dmp

memory/4928-37-0x0000000005D70000-0x0000000005DBC000-memory.dmp

memory/4928-39-0x0000000004E10000-0x0000000004E20000-memory.dmp

memory/5100-38-0x00000000063C0000-0x00000000063DE000-memory.dmp

memory/4928-40-0x0000000007840000-0x000000000794A000-memory.dmp

memory/5100-41-0x0000000007340000-0x00000000073D6000-memory.dmp

memory/5100-42-0x00000000068C0000-0x00000000068DA000-memory.dmp

memory/5100-43-0x0000000006910000-0x0000000006932000-memory.dmp

memory/5100-46-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/4928-47-0x0000000074550000-0x0000000074D00000-memory.dmp

memory/4928-48-0x0000000004E10000-0x0000000004E20000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-22 01:43

Reported

2024-04-22 01:45

Platform

win7-20240221-en

Max time kernel

27s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

SectopRAT

trojan rat sectoprat

SectopRAT payload

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Detects .NET executables utilizing NyanX-CAT C# Loader

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2208 set thread context of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2208 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2208 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2208 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2208 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2208 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe

"C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '' -Value '"C:\Users\Admin\AppData\Roaming\Build.exe"' -PropertyType 'String'

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
DE 195.10.205.79:30525 tcp
DE 195.10.205.79:30525 tcp
DE 195.10.205.79:30525 tcp
DE 195.10.205.79:30525 tcp
DE 195.10.205.79:30525 tcp

Files

memory/2208-0-0x00000000012B0000-0x00000000012E4000-memory.dmp

memory/2208-1-0x0000000074330000-0x0000000074A1E000-memory.dmp

memory/2208-2-0x0000000004CE0000-0x0000000004D20000-memory.dmp

memory/2208-3-0x0000000074330000-0x0000000074A1E000-memory.dmp

memory/2208-4-0x0000000004CE0000-0x0000000004D20000-memory.dmp

memory/2208-5-0x0000000000370000-0x0000000000392000-memory.dmp

memory/2556-16-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2556-18-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2208-15-0x0000000074330000-0x0000000074A1E000-memory.dmp

memory/2556-13-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2556-10-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2556-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2556-9-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2556-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2664-21-0x0000000073490000-0x0000000073A3B000-memory.dmp

memory/2664-22-0x0000000073490000-0x0000000073A3B000-memory.dmp

memory/2664-24-0x00000000024B0000-0x00000000024F0000-memory.dmp

memory/2664-25-0x00000000024B0000-0x00000000024F0000-memory.dmp

memory/2664-23-0x00000000024B0000-0x00000000024F0000-memory.dmp

memory/2556-7-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2664-26-0x0000000073490000-0x0000000073A3B000-memory.dmp