Malware Analysis Report

2025-05-28 18:10

Sample ID 241109-zwffvs1nht
Target e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce
SHA256 e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce
Tags
redline 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

e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce

Threat Level: Known bad

The file e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce was found to be: Known bad.

Malicious Activity Summary

redline 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

2024-11-09 21:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 21:03

Reported

2024-11-09 21:06

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce.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\x9258915.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1693579.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\e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce.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\x9258915.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\e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9258915.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1693579.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce.exe

"C:\Users\Admin\AppData\Local\Temp\e37547e91f440467b82bf19381652a5a0693f4230ac5ba362fa5814fc09719ce.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9258915.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9258915.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1693579.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1693579.exe

Network

Country Destination Domain Proto
FI 77.91.124.111:19069 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.111:19069 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
FI 77.91.124.111:19069 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
FI 77.91.124.111:19069 tcp
FI 77.91.124.111:19069 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
FI 77.91.124.111:19069 tcp
FI 77.91.124.111:19069 tcp
FI 77.91.124.111:19069 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9258915.exe

MD5 5fd6d3e6fc1c155215de0c641f83df53
SHA1 5a3bc3af557ac85093ebd0a9ce3f8c8549b3fff7
SHA256 86050d16b2d0bcf0ef79617680047f00a9161508d78c6fdebb0300bda9f632d4
SHA512 04d8f8da160efa3cdc763b69c62985e826134e6e98c81b58d00379ba5a9125c2b7d2e4ab3f484e13e89b25d2ba713563472255d129f52b04e270abae97bd8ecd

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1693579.exe

MD5 3828259ae3422b138f2044bf45b783e5
SHA1 037f0c1666ef466d597ddeff604610dfcc878084
SHA256 3fb9d83488c28b3ca570c66392c85a590db4448ee78158f6cffc8bcb5add15fa
SHA512 d8978639a2c7405c6dc5c19f946a6a8bd958f785570a12e4f3ec6f155922335a35a64a9e644a0abbacbb3331cfe989c679b48b08af5a0ed4c30ce0e613c1c755

memory/2752-14-0x000000007457E000-0x000000007457F000-memory.dmp

memory/2752-15-0x0000000000900000-0x0000000000928000-memory.dmp

memory/2752-16-0x0000000007BB0000-0x00000000081C8000-memory.dmp

memory/2752-17-0x0000000007620000-0x0000000007632000-memory.dmp

memory/2752-18-0x0000000007790000-0x000000000789A000-memory.dmp

memory/2752-20-0x0000000074570000-0x0000000074D20000-memory.dmp

memory/2752-19-0x00000000076C0000-0x00000000076FC000-memory.dmp

memory/2752-21-0x0000000004C40000-0x0000000004C8C000-memory.dmp

memory/2752-22-0x000000007457E000-0x000000007457F000-memory.dmp

memory/2752-23-0x0000000074570000-0x0000000074D20000-memory.dmp