Malware Analysis Report

2025-01-23 07:41

Sample ID 241108-vkfv2awdjj
Target b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1
SHA256 b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1
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

b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1

Threat Level: Known bad

The file b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1 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

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 17:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 17:02

Reported

2024-11-08 17:05

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1.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\nPg09.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWX74.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\b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1.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\nPg09.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\b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPg09.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWX74.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1.exe

"C:\Users\Admin\AppData\Local\Temp\b3267fe44359c95ead6f29f956e959b3ff40c52c855e96a1134fb4cb5b93b6c1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPg09.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPg09.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWX74.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWX74.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.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
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 93.65.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPg09.exe

MD5 73a28d9eef73f40359aad3ed862b155b
SHA1 b63a44d56a14876e1b62d46063dd0f521d898274
SHA256 495e028299d025af1d62a50a9c7553575dae4d94fd8bcb117ce3e416eee80031
SHA512 947a0fcb62dbe89b281c6d92f6c70be658a910272bc576574cbd927f3b45704bb5a62d3e3dcf4f73327afc81cc2d78996add6b3dda1aff0718521f9b56e4c3ba

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWX74.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3640-14-0x00000000745BE000-0x00000000745BF000-memory.dmp

memory/3640-15-0x0000000000A10000-0x0000000000A42000-memory.dmp

memory/3640-16-0x0000000005970000-0x0000000005F88000-memory.dmp

memory/3640-17-0x00000000054F0000-0x00000000055FA000-memory.dmp

memory/3640-18-0x0000000005420000-0x0000000005432000-memory.dmp

memory/3640-19-0x0000000005480000-0x00000000054BC000-memory.dmp

memory/3640-20-0x0000000005600000-0x000000000564C000-memory.dmp

memory/3640-21-0x00000000745BE000-0x00000000745BF000-memory.dmp