Malware Analysis Report

2025-01-23 07:47

Sample ID 241108-vlcj1aykek
Target 8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57
SHA256 8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57
Tags
redline fukia discovery infostealer persistence
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 Overview

score
10/10

SHA256

8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57

Threat Level: Known bad

The file 8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57 was found to be: Known bad.

Malicious Activity Summary

redline fukia discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 17:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 17:04

Reported

2024-11-08 17:06

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.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

Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe N/A

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\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe

"C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe

Network

Country Destination Domain Proto
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe

MD5 551f4303b6b42ee2297601738c29efc9
SHA1 c55b1b7fdcb61db0f38a551c75546ad665145d7b
SHA256 29f8e22bb7a331c13bdccb963ededef14f8c47e9857c7ecb1ebb47e592562f7b
SHA512 30898f4317b8ef9dc25993b10ef0f162254c0f44bf7557c9e61a4f954894a8f6676dadcb3baa4dd6344b6ea67a1fe6c04d173ebb2a9442fcc1a6da9a997f31af

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1252-14-0x00000000743AE000-0x00000000743AF000-memory.dmp

memory/1252-15-0x0000000000650000-0x0000000000682000-memory.dmp

memory/1252-16-0x0000000005530000-0x0000000005B48000-memory.dmp

memory/1252-17-0x0000000005020000-0x000000000512A000-memory.dmp

memory/1252-18-0x0000000004F30000-0x0000000004F42000-memory.dmp

memory/1252-19-0x0000000004F90000-0x0000000004FCC000-memory.dmp

memory/1252-20-0x0000000005130000-0x000000000517C000-memory.dmp

memory/1252-21-0x00000000743AE000-0x00000000743AF000-memory.dmp