Malware Analysis Report

2025-01-23 07:46

Sample ID 241108-axavbs1emk
Target f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4
SHA256 f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4
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

f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4

Threat Level: Known bad

The file f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4 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 00:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 00:34

Reported

2024-11-08 00:37

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4.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\nPW41.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOK60.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\nPW41.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\f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4.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\IXP001.TMP\bOK60.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPW41.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4.exe

"C:\Users\Admin\AppData\Local\Temp\f8880a8773a3bf732e6e4fde99a69f536ef017ab60e7c77df89eba87f00018e4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPW41.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPW41.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOK60.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOK60.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
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 193.233.20.13:4136 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPW41.exe

MD5 8187f6b1031666ea62b5c9f6a68472bc
SHA1 b50c0fe5d17bbca186b48703466decd68dd70138
SHA256 74856dd4af04b70a9ecc4a82aa5fd45e97f04a2abb17adcf705625e024676c96
SHA512 f2c8baf3f1b40e0037935363d757592d088ce3b13d2465e9d4c32933a4c0ab15804465d3c20163ed587b320544a68d026441c0b158e2efc6565ab0a946e4857e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOK60.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4764-14-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

memory/4764-15-0x0000000000800000-0x0000000000832000-memory.dmp

memory/4764-16-0x0000000005790000-0x0000000005DA8000-memory.dmp

memory/4764-17-0x00000000052E0000-0x00000000053EA000-memory.dmp

memory/4764-18-0x0000000005210000-0x0000000005222000-memory.dmp

memory/4764-19-0x0000000005270000-0x00000000052AC000-memory.dmp

memory/4764-20-0x00000000053F0000-0x000000000543C000-memory.dmp

memory/4764-21-0x0000000073F9E000-0x0000000073F9F000-memory.dmp