Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-b4xhcasejk
Target bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc
SHA256 bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc
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

bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc

Threat Level: Known bad

The file bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc was found to be: Known bad.

Malicious Activity Summary

redline fukia 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

2024-11-08 01:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 01:42

Reported

2024-11-08 01:45

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.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\nPv38.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.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\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.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\nPv38.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\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPv38.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe

"C:\Users\Admin\AppData\Local\Temp\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPv38.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPv38.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 67.208.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 73.208.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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\nPv38.exe

MD5 121c8850202603884119335d46ce0f76
SHA1 8fb15f211572237a6e2058663aee2dfb52e792cd
SHA256 bccc048d074d9997c4e938692fd585f6e11209e1f29a3f80ad9a41d8db18b51d
SHA512 0785ff0863583a055bb0037947f320094985693d69601c057ed397f72d337828542dc7b66f09493c89723cff608bb00285a0832f94dfdbf76b114de67135f52e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2984-14-0x0000000073D2E000-0x0000000073D2F000-memory.dmp

memory/2984-15-0x0000000000E30000-0x0000000000E62000-memory.dmp

memory/2984-16-0x0000000005D90000-0x00000000063A8000-memory.dmp

memory/2984-17-0x0000000005910000-0x0000000005A1A000-memory.dmp

memory/2984-18-0x0000000005840000-0x0000000005852000-memory.dmp

memory/2984-19-0x0000000005A20000-0x0000000005A5C000-memory.dmp

memory/2984-20-0x00000000058A0000-0x00000000058EC000-memory.dmp

memory/2984-21-0x0000000073D2E000-0x0000000073D2F000-memory.dmp