Malware Analysis Report

2025-04-03 10:42

Sample ID 241109-3d871avaql
Target 8367e2a57fefa4a6587b2f0c1fde42a1
SHA256 a1c894ff1447090d492f3c0ab8212d6f3ed2aeae7ae339c11faf570010442bdf
Tags
redline 9-5 discovery infostealer
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

a1c894ff1447090d492f3c0ab8212d6f3ed2aeae7ae339c11faf570010442bdf

Threat Level: Known bad

The file 8367e2a57fefa4a6587b2f0c1fde42a1 was found to be: Known bad.

Malicious Activity Summary

redline 9-5 discovery infostealer

RedLine

RedLine payload

Redline family

Suspicious use of SetThreadContext

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 23:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:25

Reported

2024-11-09 23:27

Platform

win7-20240903-en

Max time kernel

131s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2352 set thread context of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.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\8367e2a57fefa4a6587b2f0c1fde42a1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2352 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\SysWOW64\WerFault.exe
PID 2352 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\SysWOW64\WerFault.exe
PID 2352 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\SysWOW64\WerFault.exe
PID 2352 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe

"C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe"

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 96

Network

Country Destination Domain Proto
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp

Files

memory/2352-1-0x0000000000620000-0x0000000000720000-memory.dmp

memory/1620-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/1620-4-0x0000000000090000-0x00000000000B0000-memory.dmp

memory/1620-11-0x0000000000090000-0x00000000000B0000-memory.dmp

memory/1620-10-0x0000000000090000-0x00000000000B0000-memory.dmp

memory/1620-2-0x0000000000090000-0x00000000000B0000-memory.dmp

memory/1620-12-0x000000007488E000-0x000000007488F000-memory.dmp

memory/2352-13-0x0000000000620000-0x0000000000720000-memory.dmp

memory/1620-14-0x000000007488E000-0x000000007488F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 23:25

Reported

2024-11-09 23:27

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5064 set thread context of 1672 N/A C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.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\8367e2a57fefa4a6587b2f0c1fde42a1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe

"C:\Users\Admin\AppData\Local\Temp\8367e2a57fefa4a6587b2f0c1fde42a1.exe"

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5064 -ip 5064

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 296

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
SG 139.99.32.83:43199 tcp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
SG 139.99.32.83:43199 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp
SG 139.99.32.83:43199 tcp

Files

memory/1672-2-0x00000000005A0000-0x00000000005C0000-memory.dmp

memory/5064-1-0x0000000000F90000-0x0000000001090000-memory.dmp

memory/1672-7-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

memory/1672-8-0x00000000055F0000-0x0000000005C08000-memory.dmp

memory/1672-10-0x0000000005580000-0x0000000005592000-memory.dmp

memory/1672-9-0x0000000074F70000-0x0000000075720000-memory.dmp

memory/1672-11-0x0000000007090000-0x000000000719A000-memory.dmp

memory/1672-12-0x0000000006E70000-0x0000000006EAC000-memory.dmp

memory/1672-13-0x0000000006F10000-0x0000000006F5C000-memory.dmp

memory/1672-14-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

memory/1672-15-0x0000000074F70000-0x0000000075720000-memory.dmp