Malware Analysis Report

2025-08-10 23:22

Sample ID 241117-kywtaszrgq
Target 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe
SHA256 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97ead
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

0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97ead

Threat Level: Known bad

The file 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Redline family

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 09:01

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 09:01

Reported

2024-11-17 09:03

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.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\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A

RedLine

infostealer redline

RedLine payload

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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\az991537.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe N/A

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\IXP000.TMP\az991537.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\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.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\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe

"C:\Users\Admin\AppData\Local\Temp\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe

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

memory/3840-7-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

memory/3840-8-0x0000000000CF0000-0x0000000000CFA000-memory.dmp

memory/3840-9-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe

MD5 9ceb00361baf9f0ff2f8b49ccc703528
SHA1 9a6f0b45676a0cdf39d9be7ac82bc12d154f8a9d
SHA256 2ff416205beac50fff06ae378d8d822af5e29a1d4f4a815d1041aa411f71ea0d
SHA512 f266fa2f59ec0a1bcb865845caedf3a8debed59cc1aa0fcb7c5c685f766ad9eac88a24a4fddc861fd03bbfc7442e3df51b4a8e6ff6d1b806526951d9961300ac

memory/60-15-0x00000000009F0000-0x0000000000AF0000-memory.dmp

memory/60-16-0x0000000000980000-0x00000000009C6000-memory.dmp

memory/60-17-0x0000000000400000-0x0000000000449000-memory.dmp

memory/60-18-0x00000000026C0000-0x00000000026FC000-memory.dmp

memory/60-19-0x0000000005070000-0x0000000005614000-memory.dmp

memory/60-20-0x00000000029D0000-0x0000000002A0A000-memory.dmp

memory/60-28-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-82-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-84-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-80-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-78-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-76-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-74-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-72-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-70-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-68-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-66-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-62-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-60-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-58-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-56-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-54-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-50-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-48-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-46-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-44-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-42-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-40-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-38-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-37-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-64-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-52-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-35-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-32-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-30-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-26-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-24-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-22-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-21-0x00000000029D0000-0x0000000002A05000-memory.dmp

memory/60-813-0x00000000079A0000-0x0000000007FB8000-memory.dmp

memory/60-814-0x0000000005040000-0x0000000005052000-memory.dmp

memory/60-815-0x0000000007FC0000-0x00000000080CA000-memory.dmp

memory/60-816-0x00000000080E0000-0x000000000811C000-memory.dmp

memory/60-817-0x00000000025F0000-0x000000000263C000-memory.dmp

memory/60-818-0x00000000009F0000-0x0000000000AF0000-memory.dmp

memory/60-819-0x0000000000980000-0x00000000009C6000-memory.dmp

memory/60-821-0x0000000000400000-0x0000000000449000-memory.dmp