Malware Analysis Report

2025-05-28 18:49

Sample ID 241110-d8444aykdy
Target 473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc
SHA256 473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc
Tags
healer redline rosto 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

473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc

Threat Level: Known bad

The file 473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc was found to be: Known bad.

Malicious Activity Summary

healer redline rosto discovery dropper evasion infostealer persistence trojan

Healer family

RedLine payload

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

Detects Healer an antivirus disabler dropper

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:41

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:41

Reported

2024-11-10 03:44

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.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\IXP001.TMP\urjQ63Zy49.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.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\urjQ63Zy49.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\urjQ63Zy49.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\urjQ63Zy49.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\urjQ63Zy49.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\urjQ63Zy49.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.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\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.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\ycUK31Al07.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3132 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe
PID 3132 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe
PID 3132 wrote to memory of 1756 N/A C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe
PID 1756 wrote to memory of 1872 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe
PID 1756 wrote to memory of 1872 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe
PID 1756 wrote to memory of 1872 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe
PID 1756 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe
PID 1756 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe
PID 1756 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe

Processes

C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe

"C:\Users\Admin\AppData\Local\Temp\473b6626ee44fa48f91f8f528694cd1212d3770ad53143052d5a3cd6246bcffc.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1872 -ip 1872

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycUK31Al07.exe

MD5 2e9e9c512db7caf7a675941ef42f8dcf
SHA1 e0676a9c6a2814908e051f06d7cb102f7743d9c8
SHA256 303f8853f5518bb5e88cd507207b8fb89c12e80a91f45983ea2bd79e3e61ccbc
SHA512 99a4cee03bdf3bd6770718b228b226568bf5d815808e1f4a6d384fc7dbe15faa3013ed11147fb23ffb33c5f10ea73f6fbe7561ef9259bb3ba1b6e1277ba9d50f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urjQ63Zy49.exe

MD5 be1c9ba8d385566aa2c1c0fe1001af3e
SHA1 bf40ca7120746478f12d9c7d430ae7945568a502
SHA256 8b7d7f82899b5d6718e90bea99fc1d9aabc09d961bada4eb29790661fa8260b4
SHA512 5c4edda4e7eb88164a82de739a373a388c1a7cf3e296aafffd95c2a4385ec63ca214455f53c33d1c86e7a268524d0d726e5f5775ab1c9c41d378c5c754215ae6

memory/1872-15-0x0000000000800000-0x0000000000900000-memory.dmp

memory/1872-16-0x0000000000650000-0x000000000067D000-memory.dmp

memory/1872-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1872-18-0x0000000000400000-0x000000000057E000-memory.dmp

memory/1872-19-0x00000000023C0000-0x00000000023DA000-memory.dmp

memory/1872-20-0x0000000004CD0000-0x0000000005274000-memory.dmp

memory/1872-21-0x0000000002460000-0x0000000002478000-memory.dmp

memory/1872-49-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-47-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-45-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-44-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-41-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-39-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-37-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-35-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-33-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-31-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-29-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-27-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-25-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-23-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-22-0x0000000002460000-0x0000000002472000-memory.dmp

memory/1872-50-0x0000000000800000-0x0000000000900000-memory.dmp

memory/1872-51-0x0000000000650000-0x000000000067D000-memory.dmp

memory/1872-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1872-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1872-55-0x0000000000400000-0x000000000057E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrBR03Ln27.exe

MD5 8fee42f989bab807a7e66858ba5fe89d
SHA1 2f0c74aba0b54d351ac033248a718fa08edbfd91
SHA256 0b8c7c56907917d4b837cb95e0f7f47223d4457ddddd5986922cd7e3d61d70e5
SHA512 d4e1289b7bd0255a74eb8b85b552326ef288d45a9c69188a70215ecba62c984ecdb2ebb8ded103a699d109bf6d82ade212ed7c3dda8e04e780a79593cc3f6926

memory/2348-61-0x0000000002620000-0x0000000002666000-memory.dmp

memory/2348-62-0x0000000004B60000-0x0000000004BA4000-memory.dmp

memory/2348-75-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-76-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-72-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-70-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-88-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-68-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-66-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-64-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-63-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-96-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-94-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-92-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-90-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-86-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-84-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-82-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-80-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-78-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/2348-969-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/2348-970-0x0000000005860000-0x000000000596A000-memory.dmp

memory/2348-971-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/2348-972-0x00000000059C0000-0x00000000059FC000-memory.dmp

memory/2348-973-0x0000000005B10000-0x0000000005B5C000-memory.dmp