Malware Analysis Report

2025-08-05 10:15

Sample ID 241109-fxvsdsxpax
Target 86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372
SHA256 86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372
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

86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372

Threat Level: Known bad

The file 86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Redline family

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

RedLine

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 05:15

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 05:15

Reported

2024-11-09 05:18

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.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\73119702.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\73119702.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.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\73119702.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\73119702.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.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\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.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\un007939.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\IXP001.TMP\rk451472.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1712 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe
PID 1712 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe
PID 1712 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe
PID 872 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe
PID 872 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe
PID 872 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe
PID 872 wrote to memory of 1804 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe
PID 872 wrote to memory of 1804 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe
PID 872 wrote to memory of 1804 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe

Processes

C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe

"C:\Users\Admin\AppData\Local\Temp\86c85f3cc1ccf5555c492fc8ceee602a577e9aa84f4bc42642b65775028cb372.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un007939.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1752 -ip 1752

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 1072

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
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\un007939.exe

MD5 52fd94b8a07c64513979c78d74ccb68a
SHA1 174c2540db4179c3e6396804c95df55a7adf5303
SHA256 1d0b3ffc2b147d5c77107c8804cdba431f7d2cf2ace4953d0e871623f14436e6
SHA512 4be29827840fddb152ba6e6db691dff5d070cca646aab1c616c15f176123b4dcbe85f5859af003ba686b868d2f7d7134dd20ed5d9ac3b0f8a9b7d565fe00e0da

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73119702.exe

MD5 7e64d5c2b694d0f78d6b76b8dbd51503
SHA1 a637d14dfad39dbcf084ddf405a1d8e71f6250f3
SHA256 9baa947a557953ead6f2a8a76a36c26dd801205c6a1eb8ad831f02019eb723c2
SHA512 e236c1fe66b30b6df78bb00d4af0ee0e140d114694cfd8d367eb19563ae1e367fea369754b515cdb47b2689aaacbb4878b157f2459fad7f34b21864addb6cf63

memory/1752-15-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1752-17-0x0000000000400000-0x0000000000455000-memory.dmp

memory/1752-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1752-18-0x0000000000400000-0x0000000000455000-memory.dmp

memory/1752-19-0x0000000002340000-0x000000000235A000-memory.dmp

memory/1752-20-0x0000000004B30000-0x00000000050D4000-memory.dmp

memory/1752-21-0x00000000024F0000-0x0000000002508000-memory.dmp

memory/1752-49-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-47-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-45-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-43-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-42-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-39-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-37-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-35-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-34-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-31-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-29-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-27-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-25-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-23-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-22-0x00000000024F0000-0x0000000002503000-memory.dmp

memory/1752-50-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1752-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1752-54-0x0000000000400000-0x0000000000455000-memory.dmp

memory/1752-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk451472.exe

MD5 6bc35734d02c20037c486bab56be8264
SHA1 805d7de7ebf83f2ce1313849af40d283edb55fb5
SHA256 38ec4d64ff9291a54944d2909b00e6ac7df0c988a792d656056507f5c8aaf643
SHA512 71218d0fb4387156292bf763edb575eb48aab5ca455c9a559b3009bcdbde9e2bdcbdeff07c1ea199ea94ed934b4bf4daf9165b87f16f79135404f42080585fb5

memory/1804-60-0x00000000049B0000-0x00000000049EC000-memory.dmp

memory/1804-61-0x0000000005010000-0x000000000504A000-memory.dmp

memory/1804-78-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-81-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-79-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-75-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-73-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-71-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-85-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-69-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-67-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-65-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-63-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-62-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-83-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-95-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-93-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-91-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-89-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-87-0x0000000005010000-0x0000000005045000-memory.dmp

memory/1804-854-0x0000000007530000-0x0000000007B48000-memory.dmp

memory/1804-855-0x0000000007BF0000-0x0000000007C02000-memory.dmp

memory/1804-856-0x0000000007C10000-0x0000000007D1A000-memory.dmp

memory/1804-857-0x0000000007D30000-0x0000000007D6C000-memory.dmp

memory/1804-858-0x0000000002470000-0x00000000024BC000-memory.dmp