Malware Analysis Report

2025-08-10 23:23

Sample ID 241117-kyfr3swfrq
Target c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098
SHA256 c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098
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

c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098

Threat Level: Known bad

The file c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

RedLine

Healer family

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 09:00

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 09:00

Reported

2024-11-17 09:02

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098.exe"

Signatures

Detects Healer an antivirus disabler dropper

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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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.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\IXP000.TMP\pr255332.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\IXP000.TMP\pr255332.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\IXP000.TMP\pr255332.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\IXP000.TMP\pr255332.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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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\pr255332.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu553064.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\IXP000.TMP\pr255332.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.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\c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098.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\IXP000.TMP\qu553064.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu553064.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098.exe

"C:\Users\Admin\AppData\Local\Temp\c2838981ccb8b49944ecc5a7ff4e6c61b08a3b9c7013fcc9120ef47045077098.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr255332.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1992 -ip 1992

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 1076

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu553064.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu553064.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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
US 8.8.8.8:53 48.229.111.52.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\pr255332.exe

MD5 eef4784da4f5037d3b3504daf23e30e2
SHA1 3b7942c3e1bee825ffe404f1d4cca5f37bac1927
SHA256 b1e7d6794cb27fb98a53f4fa825095647eec2407cfce9b18540c732c72f85147
SHA512 a0cd2bb0e9bcf31654a28d2585195416c653e6e40bf913f11374134418921df9bcf3c7f5c8f0fcc1ba22d85fa8783d7ffb157479a160d56e29ace785999fd15a

memory/1992-9-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1992-8-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

memory/1992-10-0x00000000048E0000-0x00000000048FA000-memory.dmp

memory/1992-11-0x0000000007200000-0x00000000077A4000-memory.dmp

memory/1992-12-0x0000000004C70000-0x0000000004C88000-memory.dmp

memory/1992-13-0x0000000000400000-0x0000000002BB4000-memory.dmp

memory/1992-19-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-17-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-41-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-39-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-37-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-35-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-33-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-31-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-29-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-27-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-25-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-23-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-21-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-15-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-14-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1992-42-0x0000000000400000-0x0000000002BB4000-memory.dmp

memory/1992-46-0x0000000000400000-0x0000000002BB4000-memory.dmp

memory/1992-47-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu553064.exe

MD5 6fac934318572799f303dea7eae337fb
SHA1 6d4fefe7a79af87c2908061cdad739787bbcc1ba
SHA256 90e527a5c9a5aa9f295495cc45430514087bedcb5b4b97cd147081d4c6789649
SHA512 45593e793bc2b51db3cb40aa04f0420471e39160dbfde6aa4e2bca0ffc7be93b60299c5ee4f9325cd6ee19a2aa8047f4567754435c75e436c522d6b27a9b1c58

memory/3696-52-0x0000000007140000-0x000000000717C000-memory.dmp

memory/3696-53-0x00000000071C0000-0x00000000071FA000-memory.dmp

memory/3696-57-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-63-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-87-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-85-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-83-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-81-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-79-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-77-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-73-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-71-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-69-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-67-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-65-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-61-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-59-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-75-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-55-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-54-0x00000000071C0000-0x00000000071F5000-memory.dmp

memory/3696-846-0x0000000009CF0000-0x000000000A308000-memory.dmp

memory/3696-847-0x000000000A350000-0x000000000A362000-memory.dmp

memory/3696-848-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/3696-849-0x000000000A4A0000-0x000000000A4DC000-memory.dmp

memory/3696-850-0x0000000004C00000-0x0000000004C4C000-memory.dmp