Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-stnk5aspcj
Target c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5
SHA256 c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5
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

c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5

Threat Level: Known bad

The file c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5 was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

Redline family

RedLine

RedLine payload

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

2024-11-10 15:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 15:25

Reported

2024-11-10 15:27

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.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

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\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.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\sGL84KY.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.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\IXP000.TMP\sGL84KY.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4220 wrote to memory of 3716 N/A C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe
PID 4220 wrote to memory of 3716 N/A C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe
PID 4220 wrote to memory of 3716 N/A C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe
PID 3716 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe
PID 3716 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe
PID 3716 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe
PID 4480 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe
PID 4480 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe
PID 4480 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe

"C:\Users\Admin\AppData\Local\Temp\c351392754026e469c6ee6f13b288d242bbe6592d1cd79b2018a073259b9f7c5.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sGL84KY.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 56.163.245.4.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
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 88.210.23.2.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\sGL84KY.exe

MD5 b4c73663e2f92cd1c55d2e19364b21e6
SHA1 8844efaaf09b1f05cfc5f781d1f80ceb9c44871e
SHA256 e47f2b9dfbf610cd2565e7070b87f49ff2691cdb85d1051678ae81929108f09c
SHA512 8dafb5c97f38481766920fa0dbd5c8bf0cc1246787225b662378eb0a90f91965283d613faf3bd4f2d8dcb351c9a73604ee3956f405ac5454de56584ef6adc005

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sTw52tV.exe

MD5 eef8f98960ef39ae41fb8e49eb927bb8
SHA1 09248a92d4ea36ddb601a64999fa53162871dd3d
SHA256 7d6a5ed69e203044da588455a6e434984da777009f8f66f4fed28934252d1ad9
SHA512 95ca7e6a33573af1b48abede0bc068213dfb3419b7fd73bacb4a89ee0905e1f9776a25ccc65e5e0111b533cfb5030e1b18f5ba4e29b2ece682d6020286af5fc2

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLu30IG.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/244-21-0x0000000000430000-0x0000000000462000-memory.dmp

memory/244-22-0x0000000005390000-0x00000000059A8000-memory.dmp

memory/244-23-0x0000000004F10000-0x000000000501A000-memory.dmp

memory/244-24-0x0000000004E40000-0x0000000004E52000-memory.dmp

memory/244-25-0x0000000004EB0000-0x0000000004EEC000-memory.dmp

memory/244-26-0x0000000005020000-0x000000000506C000-memory.dmp