Malware Analysis Report

2025-05-06 01:34

Sample ID 241110-dy59eaydmj
Target 77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977
SHA256 77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977
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

77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977

Threat Level: Known bad

The file 77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

RedLine payload

Redline family

Healer

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Windows security modification

Executes dropped EXE

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

2024-11-10 03:26

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:26

Reported

2024-11-10 03:28

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.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\89533053.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\89533053.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\89533053.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\89533053.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\89533053.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\89533053.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.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\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.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\un141819.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\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2336 wrote to memory of 3808 N/A C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe
PID 2336 wrote to memory of 3808 N/A C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe
PID 2336 wrote to memory of 3808 N/A C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe
PID 3808 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe
PID 3808 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe
PID 3808 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe
PID 3808 wrote to memory of 3860 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe
PID 3808 wrote to memory of 3860 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe
PID 3808 wrote to memory of 3860 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe

Processes

C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe

"C:\Users\Admin\AppData\Local\Temp\77ada19603fa36e360862322a82d3504f0ba4af56090cec2feb53e0031ae1977.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4552 -ip 4552

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 1004

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 31.243.111.52.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
US 8.8.8.8:53 26.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un141819.exe

MD5 a7b6c9d6f58a6eb34b4f17ee84dd1dee
SHA1 b6d9b939a6fbf91b0c97c872634ee1b21ba9a1c9
SHA256 9b1c25ea54ce9cfe697a75fbc9778326c1ffafc0e50b57f3dec49fd9bf66ef66
SHA512 435e602b829ce7006504ffbf83ccd95a3a4213bce17db68eaccf8cf652ead9dc400b66a44e14e5955ceaae8262acd43153c326cd73b579e6958eb231e57f2dd1

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89533053.exe

MD5 84de8726ee5e8d49432b32ece01b94ba
SHA1 168cf9d1eb020d550580315daf0d3500420baa55
SHA256 12c0e0bd5f3025a9e1441729b8c1693833b4d4fcc2ceef6ad8e413d7b4483332
SHA512 0b2abd8507909f599a614fa504ac2e9ee4529beb095f3845c8be6d9c81fffd2d79637a2cba3570271388284be43fa5d6b3413e791acc03db3968f622cf883534

memory/4552-15-0x0000000002BB0000-0x0000000002CB0000-memory.dmp

memory/4552-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4552-16-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

memory/4552-18-0x0000000004DA0000-0x0000000004DBA000-memory.dmp

memory/4552-19-0x00000000073A0000-0x0000000007944000-memory.dmp

memory/4552-20-0x0000000004E20000-0x0000000004E38000-memory.dmp

memory/4552-46-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-48-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-44-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-42-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-40-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-38-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-36-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-34-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-32-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-30-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-28-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-26-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-24-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-22-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-21-0x0000000004E20000-0x0000000004E33000-memory.dmp

memory/4552-49-0x0000000002BB0000-0x0000000002CB0000-memory.dmp

memory/4552-50-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/4552-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4552-54-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk992039.exe

MD5 02d0dbe195d2fc4e281384edd9697950
SHA1 658bab9c58f340ddca1921bcbc37e30bc11aea11
SHA256 3dfb8951bfbba185734e46569cd9cbe81b92f1a2aa4466e21248d3e5eea6e4cc
SHA512 ee5e4181772e2f40257363788e02ac4fa4cfb2d3192738c738c9477f1b524fbc98697b5c81099a344ba0c01c80593d758f00f88bbdb7e5552e0ee3f8dcb201b3

memory/4552-53-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/3860-59-0x0000000007160000-0x000000000719C000-memory.dmp

memory/3860-60-0x00000000077C0000-0x00000000077FA000-memory.dmp

memory/3860-64-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-62-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-61-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-76-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-92-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-90-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-88-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-86-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-85-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-854-0x000000000A330000-0x000000000A342000-memory.dmp

memory/3860-853-0x0000000009CC0000-0x000000000A2D8000-memory.dmp

memory/3860-80-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-78-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-74-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-72-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-70-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-68-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-66-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-94-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-82-0x00000000077C0000-0x00000000077F5000-memory.dmp

memory/3860-855-0x000000000A350000-0x000000000A45A000-memory.dmp

memory/3860-856-0x000000000A4B0000-0x000000000A4EC000-memory.dmp

memory/3860-857-0x0000000006C50000-0x0000000006C9C000-memory.dmp