Malware Analysis Report

2024-12-07 03:41

Sample ID 241111-lrcbraxgpe
Target 74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e
SHA256 74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e
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

74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e

Threat Level: Known bad

The file 74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e 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

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 09:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 09:45

Reported

2024-11-11 09:48

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e.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\nJq04.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBp43.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_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\nJq04.exe N/A
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\74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e.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\74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJq04.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBp43.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e.exe

"C:\Users\Admin\AppData\Local\Temp\74e4f9a0039fdbad74fdf4ca9a152e1f62c8beb0d7f7b1309d37435a36ce1e3e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJq04.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJq04.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBp43.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBp43.exe

Network

Country Destination Domain Proto
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
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 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.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 83.210.23.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 11.227.111.52.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\nJq04.exe

MD5 8618ebd26c327c5e2eb5e8cfc007e463
SHA1 2557f8321f0a309439172388a365a8b87eabf306
SHA256 464cf46d777511a516f645a6c929c83a6a05c8711603da16f964f0fb95ef8cfc
SHA512 bced768f179d07ece7c0fd80ab49bc5fc4252d34c2cb6602ff8c54e562716889e86650623526489744973d912579ddef641421403fe8a1c43654bdf9381de627

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBp43.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4520-14-0x0000000073FCE000-0x0000000073FCF000-memory.dmp

memory/4520-15-0x0000000000750000-0x0000000000782000-memory.dmp

memory/4520-16-0x0000000005570000-0x0000000005B88000-memory.dmp

memory/4520-17-0x00000000050F0000-0x00000000051FA000-memory.dmp

memory/4520-18-0x0000000005020000-0x0000000005032000-memory.dmp

memory/4520-19-0x00000000050B0000-0x00000000050EC000-memory.dmp

memory/4520-20-0x0000000005200000-0x000000000524C000-memory.dmp

memory/4520-21-0x0000000073FCE000-0x0000000073FCF000-memory.dmp