Malware Analysis Report

2025-08-06 01:58

Sample ID 241112-1fsxpasaqj
Target 43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267
SHA256 43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267
Tags
healer discovery dropper evasion 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267

Threat Level: Known bad

The file 43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267 was found to be: Known bad.

Malicious Activity Summary

healer discovery dropper evasion trojan

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Windows security modification

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 21:35

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 21:35

Reported

2024-11-12 21:38

Platform

win7-20240903-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.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\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe

"C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe"

Network

N/A

Files

memory/2444-1-0x0000000002BC0000-0x0000000002CC0000-memory.dmp

memory/2444-2-0x0000000000220000-0x000000000024D000-memory.dmp

memory/2444-3-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2444-4-0x00000000003E0000-0x00000000003FA000-memory.dmp

memory/2444-5-0x0000000006D70000-0x0000000006D88000-memory.dmp

memory/2444-6-0x0000000000400000-0x0000000002B05000-memory.dmp

memory/2444-22-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-16-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-26-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-34-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-32-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-30-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-28-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-24-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-20-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-18-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-14-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-12-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-10-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-8-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-7-0x0000000006D70000-0x0000000006D82000-memory.dmp

memory/2444-35-0x0000000002BC0000-0x0000000002CC0000-memory.dmp

memory/2444-36-0x0000000000220000-0x000000000024D000-memory.dmp

memory/2444-37-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2444-40-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2444-41-0x0000000000400000-0x0000000002B05000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 21:35

Reported

2024-11-12 21:38

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.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\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe

"C:\Users\Admin\AppData\Local\Temp\43388d73fb590a266e96fdda90e0f97879b3c472a91ea91363bd4804302e0267.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 460 -ip 460

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 952

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp

Files

memory/460-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

memory/460-2-0x0000000004850000-0x000000000487D000-memory.dmp

memory/460-3-0x0000000000400000-0x0000000000430000-memory.dmp

memory/460-4-0x00000000049B0000-0x00000000049CA000-memory.dmp

memory/460-5-0x0000000007200000-0x00000000077A4000-memory.dmp

memory/460-6-0x00000000077B0000-0x00000000077C8000-memory.dmp

memory/460-7-0x0000000000400000-0x0000000002B05000-memory.dmp

memory/460-21-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-35-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-33-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-31-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-29-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-27-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-25-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-23-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-13-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-11-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-9-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-8-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-19-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-17-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-15-0x00000000077B0000-0x00000000077C2000-memory.dmp

memory/460-36-0x0000000002D60000-0x0000000002E60000-memory.dmp

memory/460-37-0x0000000004850000-0x000000000487D000-memory.dmp

memory/460-38-0x0000000000400000-0x0000000000430000-memory.dmp

memory/460-40-0x0000000000400000-0x0000000002B05000-memory.dmp

memory/460-42-0x0000000000400000-0x0000000000430000-memory.dmp