Malware Analysis Report

2025-04-03 14:17

Sample ID 241109-1m3epsskdt
Target 7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218
SHA256 7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218
Tags
healer redline lint 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

7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218

Threat Level: Known bad

The file 7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218 was found to be: Known bad.

Malicious Activity Summary

healer redline lint discovery dropper evasion infostealer persistence trojan

Healer

Healer family

RedLine

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 21:46

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 21:46

Reported

2024-11-09 21:49

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.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\IXP002.TMP\py88zQ22.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.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\IXP002.TMP\py88zQ22.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\IXP002.TMP\py88zQ22.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\IXP002.TMP\py88zQ22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.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\IXP002.TMP\py88zQ22.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.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_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\will5127.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe N/A
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\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.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\IXP002.TMP\py88zQ22.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 320 wrote to memory of 3208 N/A C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe
PID 320 wrote to memory of 3208 N/A C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe
PID 320 wrote to memory of 3208 N/A C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe
PID 3208 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe
PID 3208 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe
PID 3208 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe
PID 4204 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe
PID 4204 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe
PID 4204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe
PID 4204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe
PID 4204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe
PID 3208 wrote to memory of 3324 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe
PID 3208 wrote to memory of 3324 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe
PID 3208 wrote to memory of 3324 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe

"C:\Users\Admin\AppData\Local\Temp\7ddd2d8e9186f2c19820df2f04e770cd4a29ba1804f2af033c6dd72d931d5218.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2224 -ip 2224

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\will5127.exe

MD5 a6db21fb84ef959a3ce7c2d6b670a205
SHA1 b31caf642aa3b889e5699832e413cb45fb49c8bd
SHA256 b9fae2b4cdf589525948245a5a2356c95069fe46f69984b75836194aa9b7719a
SHA512 fca420b2c2d466ab489355c8f51c67700a9c83fe13d50fa988658ecd565f7b0a0985da9d41e059b484c788c4bbb0baafc9aa7ef26a53855a5a18c105cd3f47ef

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\will3887.exe

MD5 a315c382084f86e8d2fa5d5544647b3d
SHA1 750ff90d0a82dbcc0e2adc807dcb41d7c3866111
SHA256 242f1fa0bf6c4c26a20441085b039f93e8074b8925dd9ebf96545e5767bdc725
SHA512 0e6770f61607b632e25c930ad9c547e386e55b112eb9c1ef5100235ad46649607b68da9124aebdc83ad0d7a827754a465288ea7370cf6208a3536b30bb8f3d8a

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ns8565Dj.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/1004-21-0x00007FF877FB3000-0x00007FF877FB5000-memory.dmp

memory/1004-22-0x00000000000C0000-0x00000000000CA000-memory.dmp

memory/1004-23-0x00007FF877FB3000-0x00007FF877FB5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\py88zQ22.exe

MD5 a93dcf0ad9fea2173829699bed8ff64e
SHA1 5898ae49fd3cb8f9493d0ea7afa24a25b96dbfc5
SHA256 9b03d6b514ccd2f4e2c394fb7298116fcbc15414b03b92930ceb78e6a4606d2f
SHA512 bb74f9ee1fabcb3bd9cbf15221821dcd69f2c9ed0545df947b6e6c6d9d3b800f64ffe98467439c9d907f8b2fd6adf7539ab8fb19b29f60210372755c4fa6ece3

memory/2224-29-0x00000000049F0000-0x0000000004A0A000-memory.dmp

memory/2224-30-0x0000000007170000-0x0000000007714000-memory.dmp

memory/2224-31-0x0000000004B90000-0x0000000004BA8000-memory.dmp

memory/2224-32-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-37-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-59-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-57-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-55-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-53-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-51-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-49-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-47-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-45-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-43-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-41-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-39-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-35-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-33-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/2224-60-0x0000000000400000-0x0000000002B05000-memory.dmp

memory/3324-66-0x0000000000D80000-0x0000000000DB2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qs3691fZ.exe

MD5 0ecc8ab62b7278cc6650517251f1543c
SHA1 b4273cda193a20d48e83241275ffc34ddad412f2
SHA256 b0f1238e54ac8e3534af7ecb4f834bea3223120fedb1eab80f7a1bf00fb5b97a
SHA512 c79d266c82b766ca39377fd02b3bc307fce4b59f53936e97c162200de3f8b3f72f6beda2aef2ab9ecd9be669b625c6ed0aaefa157cca7ac11d78b1939f660092

memory/2224-62-0x0000000000400000-0x0000000002B05000-memory.dmp

memory/3324-67-0x0000000005BA0000-0x00000000061B8000-memory.dmp

memory/3324-68-0x0000000005720000-0x000000000582A000-memory.dmp

memory/3324-69-0x0000000005660000-0x0000000005672000-memory.dmp

memory/3324-70-0x00000000056C0000-0x00000000056FC000-memory.dmp

memory/3324-71-0x0000000005830000-0x000000000587C000-memory.dmp