Malware Analysis Report

2025-05-28 18:49

Sample ID 241110-d9ssfsygrf
Target 643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74
SHA256 643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74
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

643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74

Threat Level: Known bad

The file 643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Healer family

Detects Healer an antivirus disabler dropper

RedLine payload

RedLine

Modifies Windows Defender Real-time Protection settings

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:42

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:42

Reported

2024-11-10 03:45

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.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\pr620006.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.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\pr620006.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\pr620006.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\pr620006.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\pr620006.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.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\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.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\un176650.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\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2720 wrote to memory of 4980 N/A C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe
PID 2720 wrote to memory of 4980 N/A C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe
PID 2720 wrote to memory of 4980 N/A C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe
PID 4980 wrote to memory of 4768 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe
PID 4980 wrote to memory of 4768 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe
PID 4980 wrote to memory of 4768 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe
PID 4980 wrote to memory of 4688 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe
PID 4980 wrote to memory of 4688 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe
PID 4980 wrote to memory of 4688 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe

Processes

C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe

"C:\Users\Admin\AppData\Local\Temp\643b209adc13c65bde61d0f89aea1b8a108e856521b0cdc989e96337dfc47e74.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4768 -ip 4768

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 68.208.201.84.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
RU 185.161.248.153:38452 tcp
RU 185.161.248.153:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un176650.exe

MD5 3f1555f14a7544362c9cebe9a6f0999e
SHA1 d15f8407d5878c8bef56cb46f0cdd0e33c57f7c0
SHA256 db449a0af5f5b4dfff3d7b1591bac9ec74d75594a8b47669e2279c7044924bba
SHA512 82c8e5e6311935933347a9f59bb55091f68b809eb204d21be9d98d2dfb0045fa483b57e628e8e31cc0270dd3d908fe451d778a430a622597c3d878ad8a1403c6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr620006.exe

MD5 98aef32dab7969320808caf0ae19a50f
SHA1 ba783cddb43fe829c1066f6acc468b7e51908086
SHA256 4edb67a493dc851d73c61bd8082c36859b38bd3bd68d85b47e4d05637ab6916b
SHA512 e93a39df8ec37a68416d6876b8793194cddcad64be55e633db7cdd58b744b301336cfb357c8d6a6434b838c387072d22b7eb218f6064c896a0707c6da9aafc17

memory/4768-15-0x0000000002C10000-0x0000000002D10000-memory.dmp

memory/4768-16-0x0000000002BE0000-0x0000000002C0D000-memory.dmp

memory/4768-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4768-18-0x0000000004B40000-0x0000000004B5A000-memory.dmp

memory/4768-19-0x00000000073B0000-0x0000000007954000-memory.dmp

memory/4768-20-0x0000000004BD0000-0x0000000004BE8000-memory.dmp

memory/4768-21-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-28-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-48-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-46-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-44-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-42-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-40-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-38-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-36-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-34-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-32-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-30-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-26-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-24-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-22-0x0000000004BD0000-0x0000000004BE2000-memory.dmp

memory/4768-49-0x0000000002C10000-0x0000000002D10000-memory.dmp

memory/4768-51-0x0000000002BE0000-0x0000000002C0D000-memory.dmp

memory/4768-50-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/4768-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4768-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu365558.exe

MD5 35bcbe71e732d0437e5720d2230c3a66
SHA1 4f34d3b33dc0434757ecb93cede85fe780f5dbb3
SHA256 fc19f709145507089c0ae8663c1df9a972d56536cdf2cedf65cb2106addbc3d8
SHA512 2997a8bbb4a0192f999102053e7f9dab89f8a0cbfa30e6232fffec60d4c0ab9178e986592bfe4e74960d43eb96938be5a321f71810053f81f93563933341eae2

memory/4768-54-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/4688-60-0x0000000004B50000-0x0000000004B8C000-memory.dmp

memory/4688-61-0x0000000007790000-0x00000000077CA000-memory.dmp

memory/4688-81-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-83-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-95-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-93-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-91-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-89-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-87-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-85-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-79-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-77-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-76-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-73-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-71-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-69-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-67-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-65-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-63-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-62-0x0000000007790000-0x00000000077C5000-memory.dmp

memory/4688-854-0x0000000009C90000-0x000000000A2A8000-memory.dmp

memory/4688-855-0x000000000A350000-0x000000000A362000-memory.dmp

memory/4688-856-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/4688-857-0x000000000A4A0000-0x000000000A4DC000-memory.dmp

memory/4688-858-0x0000000006CD0000-0x0000000006D1C000-memory.dmp