Malware Analysis Report

2024-12-07 03:41

Sample ID 241111-hefxmavcrr
Target 136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269
SHA256 136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269
Tags
redline fusa 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

136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269

Threat Level: Known bad

The file 136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269 was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 06:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 06:38

Reported

2024-11-11 06:41

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269.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\nmQ95.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buP38.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\136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269.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\nmQ95.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\136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmQ95.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buP38.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269.exe

"C:\Users\Admin\AppData\Local\Temp\136b5ed18c7910dcba1746efd89df79252f4e010ae970a5479a090d4c49e4269.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmQ95.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmQ95.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buP38.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buP38.exe

Network

Country Destination Domain Proto
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmQ95.exe

MD5 b4f39e3d9d3c0a96c1c138b6c5a1451e
SHA1 13c924be7773a457b5bd6ddda0ded12d749ecc57
SHA256 31664865e19da607405d750b01567b55d1b17f5c131a615f5bb03e38fb9bc46c
SHA512 1a20b6d6b1038a81b0cf7daa4375d981fefd10472e60c52c995266469f3a9a3b251e38d7490186b382ca34ad1b1cb3eeee0b8a747e2fd16191e513bc221111b3

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buP38.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3104-14-0x0000000073CDE000-0x0000000073CDF000-memory.dmp

memory/3104-15-0x0000000000260000-0x0000000000292000-memory.dmp

memory/3104-16-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/3104-17-0x0000000004D40000-0x0000000004E4A000-memory.dmp

memory/3104-18-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/3104-19-0x0000000004CD0000-0x0000000004D0C000-memory.dmp

memory/3104-20-0x0000000004E50000-0x0000000004E9C000-memory.dmp

memory/3104-21-0x0000000073CDE000-0x0000000073CDF000-memory.dmp