Malware Analysis Report

2025-01-23 07:46

Sample ID 241108-ezctxsvkex
Target 05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4
SHA256 05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4
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

05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4

Threat Level: Known bad

The file 05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4 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 04:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 04:22

Reported

2024-11-08 04:24

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.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\nIG36.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.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\nIG36.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\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.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\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe

"C:\Users\Admin\AppData\Local\Temp\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe

Network

Country Destination Domain Proto
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.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
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe

MD5 701aca7db94e1eb1aaf7ca4629c50639
SHA1 29526b0d8cbbed5b0868ca79db6048fa81c87534
SHA256 c970f3653803dc846d4dd654c3493a17ccc9ab2fafe48d530b164cb154d5699b
SHA512 806d1dfe71270e0289eccdf8e7e76f0d3b279e3457cde92a5547a4a205b209f8aabd910c89d3fee0480df51af1764a72430532cebeff3732313f3c2ea464a085

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4580-14-0x0000000073FBE000-0x0000000073FBF000-memory.dmp

memory/4580-15-0x0000000000010000-0x0000000000042000-memory.dmp

memory/4580-16-0x0000000004F70000-0x0000000005588000-memory.dmp

memory/4580-17-0x0000000004AF0000-0x0000000004BFA000-memory.dmp

memory/4580-18-0x0000000004A30000-0x0000000004A42000-memory.dmp

memory/4580-19-0x0000000004A90000-0x0000000004ACC000-memory.dmp

memory/4580-20-0x0000000004C00000-0x0000000004C4C000-memory.dmp

memory/4580-21-0x0000000073FBE000-0x0000000073FBF000-memory.dmp