Malware Analysis Report

2024-12-07 03:36

Sample ID 241111-jarzrswcqc
Target 26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697
SHA256 26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697
Tags
healer redline fusa 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

26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697

Threat Level: Known bad

The file 26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697 was found to be: Known bad.

Malicious Activity Summary

healer redline fusa discovery dropper evasion infostealer persistence trojan

Redline family

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 07:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 07:28

Reported

2024-11-11 07:30

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.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\beA87pC.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\beA87pC.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\beA87pC.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\beA87pC.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.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\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.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\nDb14oe.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\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3452 wrote to memory of 3924 N/A C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe
PID 3452 wrote to memory of 3924 N/A C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe
PID 3452 wrote to memory of 3924 N/A C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe
PID 3924 wrote to memory of 4776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe
PID 3924 wrote to memory of 4776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe
PID 3924 wrote to memory of 4776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe
PID 3924 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe
PID 3924 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe
PID 3924 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe

"C:\Users\Admin\AppData\Local\Temp\26082ac4d57cef2d9c8a4bfe4dda2d04ca6d52cb4734661cc82e0557dc483697.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4776 -ip 4776

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 71.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDb14oe.exe

MD5 c7793930aa3c5e3b21cd1b2610060119
SHA1 003fc8090490b907b53e7defe6a9516380d75645
SHA256 5f167800579ef17f07b87343ccf4a1e8dd6a22462cd338ff073b65e085b06f85
SHA512 8a812af296ec7cd6168f919cff01d961b73d909dd7199e043ba9e0bd791d3b69bb6b6e833ff5f6043d6d7e682b73c6c93b8d4e925aed83d1aa01fb225579108d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\beA87pC.exe

MD5 a3c28043de92114046cdc2a3d86c58f6
SHA1 64b3fdeee29433f0bb8a75c4fc4e8abdf1254ee9
SHA256 78d2576aedb85a49ec767f0bb9fa0e3c9570d5ed034e50e87a3ca8484a16f0e5
SHA512 6b0b37d54b82ff9c69f9d254ded3d07cfe5d13e8bef7849204035d564c9e1bd1bf2b505e03cade39286627d4617b7da19742199997487be7d3428a43f12ae0c0

memory/4776-15-0x0000000000840000-0x0000000000940000-memory.dmp

memory/4776-16-0x0000000000640000-0x000000000066D000-memory.dmp

memory/4776-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4776-18-0x0000000000400000-0x000000000056B000-memory.dmp

memory/4776-19-0x00000000021E0000-0x00000000021FA000-memory.dmp

memory/4776-20-0x0000000004DC0000-0x0000000005364000-memory.dmp

memory/4776-21-0x0000000004C50000-0x0000000004C68000-memory.dmp

memory/4776-23-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-49-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-47-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-45-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-44-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-41-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-39-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-37-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-35-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-33-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-31-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-29-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-27-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-26-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-22-0x0000000004C50000-0x0000000004C62000-memory.dmp

memory/4776-50-0x0000000000840000-0x0000000000940000-memory.dmp

memory/4776-51-0x0000000000640000-0x000000000066D000-memory.dmp

memory/4776-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4776-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4776-55-0x0000000000400000-0x000000000056B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFc46Mh.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4712-60-0x00000000004F0000-0x0000000000522000-memory.dmp

memory/4712-61-0x0000000005450000-0x0000000005A68000-memory.dmp

memory/4712-62-0x0000000004FD0000-0x00000000050DA000-memory.dmp

memory/4712-63-0x0000000004F00000-0x0000000004F12000-memory.dmp

memory/4712-64-0x0000000004F60000-0x0000000004F9C000-memory.dmp

memory/4712-65-0x00000000050E0000-0x000000000512C000-memory.dmp