Malware Analysis Report

2025-04-03 10:42

Sample ID 241109-3ee1jsvblg
Target 6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN
SHA256 6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4e
Tags
redline most 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

6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4e

Threat Level: Known bad

The file 6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN was found to be: Known bad.

Malicious Activity Summary

redline most 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

2024-11-09 23:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:25

Reported

2024-11-09 23:27

Platform

win10v2004-20241007-en

Max time kernel

106s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN.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\i93845850.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a83623345.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\6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN.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\i93845850.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\6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i93845850.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a83623345.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN.exe

"C:\Users\Admin\AppData\Local\Temp\6a88ce337c1a715499b52888faba504292da95f17441c6944661d68884274f4eN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i93845850.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i93845850.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a83623345.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a83623345.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i93845850.exe

MD5 e4b3f135dc1cb8d8fe25d392b32a54c4
SHA1 0f4e753b0bbb017d113a5e7a3a5c888564a1d2e3
SHA256 d6fcf0d041be7f2aefbbe0167c7bd67b86403304fd24f8fd1d3dd11adb0d7323
SHA512 2e2573df834bd885251c95fb5ea31a9961d0bc142070afede32ed2e53dc7b5353766defd7b8c90781459019d386fa7e2b47bbb2e61cb59df863fa1d454f04374

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a83623345.exe

MD5 c0510158d5c85745c44bbe050dd59d7d
SHA1 f4ee52bc5a54208a8f3402b616cc0577d3759c30
SHA256 564b84a2d342149820b88c5628bbc4abe131d9ed65829c527573fb48853c3e77
SHA512 f4a824d742064c1a503d0bf5acd0cf106982e2dc717508b474b74c34fddcf92ceed6afacd08e6dc1f58be0fc7372a146a72b6d550373943b5c9f82aa4058a1b4

memory/3916-14-0x00000000744CE000-0x00000000744CF000-memory.dmp

memory/3916-15-0x0000000000E50000-0x0000000000E80000-memory.dmp

memory/3916-16-0x0000000003270000-0x0000000003276000-memory.dmp

memory/3916-17-0x000000000B350000-0x000000000B968000-memory.dmp

memory/3916-18-0x000000000AE40000-0x000000000AF4A000-memory.dmp

memory/3916-19-0x000000000AD30000-0x000000000AD42000-memory.dmp

memory/3916-20-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/3916-21-0x000000000AD90000-0x000000000ADCC000-memory.dmp

memory/3916-22-0x0000000005320000-0x000000000536C000-memory.dmp

memory/3916-23-0x00000000744CE000-0x00000000744CF000-memory.dmp

memory/3916-24-0x00000000744C0000-0x0000000074C70000-memory.dmp