Malware Analysis Report

2024-12-01 02:03

Sample ID 241110-bmxf1swflf
Target 73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a
SHA256 73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a
Tags
redline sectoprat 875784825 discovery infostealer rat 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

73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a

Threat Level: Known bad

The file 73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a was found to be: Known bad.

Malicious Activity Summary

redline sectoprat 875784825 discovery infostealer rat trojan

Redline family

RedLine

RedLine payload

SectopRAT

SectopRAT payload

Sectoprat family

Uses the VBS compiler for execution

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:16

Reported

2024-11-10 01:18

Platform

win7-20240729-en

Max time kernel

132s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.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

Redline family

redline

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

Sectoprat family

sectoprat

Uses the VBS compiler for execution

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2204 set thread context of 63960 N/A C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.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\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe

"C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe"

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

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

Network

Country Destination Domain Proto
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp

Files

memory/2204-0-0x00000000004D0000-0x00000000004D1000-memory.dmp

memory/63960-1-0x0000000000320000-0x000000000033E000-memory.dmp

memory/63960-3-0x0000000000320000-0x000000000033E000-memory.dmp

memory/2204-9-0x0000000000400000-0x0000000000585000-memory.dmp

memory/63960-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/63960-11-0x0000000000320000-0x000000000033E000-memory.dmp

memory/63960-10-0x0000000000320000-0x000000000033E000-memory.dmp

memory/63960-12-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/63960-13-0x0000000074B20000-0x000000007520E000-memory.dmp

memory/63960-14-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/63960-15-0x0000000074B20000-0x000000007520E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:16

Reported

2024-11-10 01:18

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Sectoprat family

sectoprat

Uses the VBS compiler for execution

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2176 set thread context of 100416 N/A C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.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\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe

"C:\Users\Admin\AppData\Local\Temp\73cd7f8cca43940c0f4f0234b7e32c6f17c2d2c3af810f5ea936a8cfbaa95c2a.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 79.137.192.6:8362 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 79.137.192.6:8362 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 79.137.192.6:8362 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 79.137.192.6:8362 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 79.137.192.6:8362 tcp
RU 79.137.192.6:8362 tcp
US 8.8.8.8:53 udp

Files

memory/2176-0-0x00000000004D0000-0x00000000004D1000-memory.dmp

memory/100416-1-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2176-6-0x0000000000400000-0x0000000000585000-memory.dmp

memory/100416-7-0x00000000753EE000-0x00000000753EF000-memory.dmp

memory/100416-8-0x0000000005CA0000-0x00000000062B8000-memory.dmp

memory/100416-9-0x00000000055F0000-0x0000000005602000-memory.dmp

memory/100416-10-0x00000000056C0000-0x00000000056FC000-memory.dmp

memory/100416-11-0x0000000005700000-0x000000000574C000-memory.dmp

memory/100416-12-0x00000000753E0000-0x0000000075B90000-memory.dmp

memory/100416-13-0x0000000005940000-0x0000000005A4A000-memory.dmp

memory/100416-14-0x00000000753EE000-0x00000000753EF000-memory.dmp

memory/100416-15-0x00000000753E0000-0x0000000075B90000-memory.dmp