Malware Analysis Report

2025-08-05 18:14

Sample ID 241117-smpvlsxkdk
Target 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe
SHA256 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1
Tags
healer redline rosn discovery dropper evasion infostealer persistence trojan
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

5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1

Threat Level: Known bad

The file 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

Redline family

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 15:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 15:14

Reported

2024-11-17 15:16

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.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\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.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\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe

"C:\Users\Admin\AppData\Local\Temp\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.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 86.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe

MD5 8472c404609b2603014e8c72fec322b5
SHA1 8de1b8452a561bf0bb78ab65bab645aece674328
SHA256 41b5624c585619be81c4bd2d1af24f4a2c210833a04e6d649ae970bcad4bf6f6
SHA512 2fb3a30766282effd7e2826fdff5994006f2100a775b924beb67fa18bc4895c24f064170338e98a96621ee11e3fe617e5df707c79da0ad1dde0525c06d393fe5

memory/4904-7-0x00007FFE54943000-0x00007FFE54945000-memory.dmp

memory/4904-8-0x0000000000B40000-0x0000000000B4A000-memory.dmp

memory/4904-9-0x00007FFE54943000-0x00007FFE54945000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe

MD5 5b381b1dd90beab0a307ec02639d0457
SHA1 33f2851f0787e8b9fdb51a23a6c357a7b5468a36
SHA256 86efd73bb0b333dff6e0cbce4f2abdd46b0310fabe200fbdbd9b1bff7e3d459b
SHA512 5faef4b863b2d7797d2124a69392894db48da28a7c49ed5798bb62f5e5e17487a1db27c87b65f25682d870577f67b974de29d496bb9583866fabf27aa68f2976

memory/1688-15-0x0000000000630000-0x0000000000730000-memory.dmp

memory/1688-16-0x0000000000570000-0x00000000005BB000-memory.dmp

memory/1688-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/1688-18-0x00000000024C0000-0x0000000002506000-memory.dmp

memory/1688-19-0x0000000004E00000-0x00000000053A4000-memory.dmp

memory/1688-20-0x0000000002540000-0x0000000002584000-memory.dmp

memory/1688-66-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-74-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-84-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-82-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-80-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-78-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-72-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-70-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-68-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-64-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-62-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-60-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-58-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-56-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-54-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-50-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-48-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-47-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-44-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-42-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-41-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-36-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-34-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-32-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-28-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-26-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-24-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-22-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-76-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-52-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-38-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-30-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-21-0x0000000002540000-0x000000000257F000-memory.dmp

memory/1688-927-0x00000000053B0000-0x00000000059C8000-memory.dmp

memory/1688-928-0x0000000004C00000-0x0000000004D0A000-memory.dmp

memory/1688-929-0x0000000002790000-0x00000000027A2000-memory.dmp

memory/1688-930-0x0000000004D10000-0x0000000004D4C000-memory.dmp

memory/1688-931-0x0000000004D60000-0x0000000004DAC000-memory.dmp

memory/1688-932-0x0000000000630000-0x0000000000730000-memory.dmp

memory/1688-934-0x0000000000570000-0x00000000005BB000-memory.dmp

memory/1688-935-0x0000000000400000-0x000000000044E000-memory.dmp