Malware Analysis Report

2025-08-11 07:14

Sample ID 241109-fmzctsxmdz
Target 326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b
SHA256 326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b
Tags
healer redline 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

326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b

Threat Level: Known bad

The file 326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

Healer

Healer family

Redline family

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 05:00

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 05:00

Reported

2024-11-09 05:02

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.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\IXP001.TMP\91868334.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\IXP001.TMP\91868334.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\IXP001.TMP\91868334.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\IXP001.TMP\91868334.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

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\IXP001.TMP\91868334.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.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\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.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\un334600.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\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 844 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe
PID 844 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe
PID 844 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe
PID 4552 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe
PID 4552 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe
PID 4552 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe
PID 4552 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe
PID 4552 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe
PID 4552 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe

Processes

C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe

"C:\Users\Admin\AppData\Local\Temp\326241b47f15c75b269b24387ec910c9c5e19fbe44e4f67346ef2591bdbbe03b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1912 -ip 1912

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334600.exe

MD5 80ddd3a8fcb7a9c8602968bd30f402c5
SHA1 2693fd16cbfe92f3d9b04c167f68bdd45a2892ed
SHA256 fe962ae1d8fd93888184971c873a84c304882359c76c89d6bea652b27587fde3
SHA512 2bede61c98197dd610bc2b118ca4e0366141c990684d58beb2d7f4db928deaceae817428e6bfb2e9d5e4e40f6274197e29d10aedf144edb08686c66ce45d0a1f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\91868334.exe

MD5 4e2a3d87f3c2fe7cb03bf39b0fd6da4d
SHA1 59b5270ab044a90ad73fa4e733b11f97c691b9da
SHA256 4921739ab758b1ad7f2d8af087c843862cbe9c348332798882a01e75b6ffe4d7
SHA512 d9ec7df0f38605b361cc9592dfb7928e1f140db0a573a6511590ae1ea1b474271a772a5d54e3998284f8b7a0a8b3cdf29981043163177200cf3ce4f33d5fae1c

memory/1912-15-0x0000000002ED0000-0x0000000002FD0000-memory.dmp

memory/1912-16-0x0000000002C70000-0x0000000002C9D000-memory.dmp

memory/1912-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1912-18-0x0000000004880000-0x000000000489A000-memory.dmp

memory/1912-19-0x0000000007350000-0x00000000078F4000-memory.dmp

memory/1912-20-0x0000000004BE0000-0x0000000004BF8000-memory.dmp

memory/1912-34-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-48-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-46-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-45-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-42-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-40-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-38-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-36-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-32-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-30-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-28-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-26-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-24-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-22-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-21-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

memory/1912-49-0x0000000002ED0000-0x0000000002FD0000-memory.dmp

memory/1912-51-0x0000000002C70000-0x0000000002C9D000-memory.dmp

memory/1912-50-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/1912-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1912-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk097780.exe

MD5 276ae1ae9abfcb5995c53ce04d4629ec
SHA1 5179aca438e2803c63b0f491e4f33ac2ddf02b10
SHA256 f3c29bf272b082fe9bd933e804817f6a67b19ed6135e21a46e33e5afb468cfb0
SHA512 a0cf6ea346922178f8a9e9a278cbf6e37a5d3fda0d98e6ad7734d7c4d36f7b5dd271640b83dc9984bf78e91ead9b1631c95a60b6b9af34b2a640d16ae6803cd6

memory/1912-54-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/2432-60-0x0000000004CE0000-0x0000000004D1C000-memory.dmp

memory/2432-61-0x0000000007790000-0x00000000077CA000-memory.dmp

memory/2432-65-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-85-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-95-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-91-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-90-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-87-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-83-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-81-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-79-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-77-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-75-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-73-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-71-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-69-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-67-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-93-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-63-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-62-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/2432-854-0x0000000009C90000-0x000000000A2A8000-memory.dmp

memory/2432-855-0x000000000A330000-0x000000000A342000-memory.dmp

memory/2432-856-0x000000000A350000-0x000000000A45A000-memory.dmp

memory/2432-857-0x000000000A470000-0x000000000A4AC000-memory.dmp

memory/2432-858-0x0000000004C50000-0x0000000004C9C000-memory.dmp