Malware Analysis Report

2025-04-03 14:20

Sample ID 241110-dh81csybrf
Target 9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad
SHA256 9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad
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

9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad

Threat Level: Known bad

The file 9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

RedLine payload

Detects Healer an antivirus disabler dropper

Redline family

Modifies Windows Defender Real-time Protection settings

Healer

Healer family

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:01

Reported

2024-11-10 03:04

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.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\k8313494.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\k8313494.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\k8313494.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\k8313494.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\k8313494.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\k8313494.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\k8313494.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.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\y0785836.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\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.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\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3916 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe
PID 3916 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe
PID 3916 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe
PID 4388 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe
PID 4388 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe
PID 4388 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe
PID 4388 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe
PID 4388 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe
PID 4388 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe

"C:\Users\Admin\AppData\Local\Temp\9d326c1e315e51bcbc8d632b99cc1e41cfa2a52706f7617ca56435c7a482ebad.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0785836.exe

MD5 1644533358562c80474a377336539abd
SHA1 cc4dcae95440d8d4e72753a64a6b97425b95a076
SHA256 30a12329311e9bb49e1f9c9cd84416a7f5f74da705a925bc5ecbc725511539d2
SHA512 2a84595e5101c9c129cd50621cd804d82ccc25632ff163c89aaa846c90d8edb2d20641769734db412d748521c9c2f1fe7380052f8dd0e80f4ee658bac63c1c68

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8313494.exe

MD5 c8bf064a65829393e81f69c20b5b0d3c
SHA1 21447a4b269a484ae986db8ca4de5b068d970eef
SHA256 ffa1732a9d34204d516fb4b5bac8c209acd35a8d99e918daeb6d829da5ffbdf3
SHA512 8fdaf58b301659a22e51c80f8ea7051b67b97ab63012907a3fb2fbf77ce8c0e5908b4335df52002be1035248800ed5fc030eb05f8aceaeb9fa083fab06b81585

memory/2820-14-0x000000007446E000-0x000000007446F000-memory.dmp

memory/2820-15-0x0000000002360000-0x000000000237A000-memory.dmp

memory/2820-17-0x0000000004BE0000-0x0000000005184000-memory.dmp

memory/2820-16-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/2820-19-0x0000000002530000-0x0000000002548000-memory.dmp

memory/2820-18-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/2820-20-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/2820-48-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-46-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-44-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-42-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-40-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-38-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-36-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-34-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-32-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-30-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-28-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-26-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-24-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-22-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-21-0x0000000002530000-0x0000000002542000-memory.dmp

memory/2820-49-0x000000007446E000-0x000000007446F000-memory.dmp

memory/2820-50-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/2820-52-0x0000000074460000-0x0000000074C10000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4375983.exe

MD5 42519d572689067ae35841ca9f75ba9b
SHA1 243f212277019a12e741d8767430075826cc6c5d
SHA256 e030f718491a4969d19daeeccc43f9ab16df29fa1abcbd8d42ba94c1ad8194d0
SHA512 992ae7ababec1e04e7065493cf6be7e1492b4c09dd6309849b3f898628099c025c1c84bad3657a925c0ed23447723ae749256ba11fabf11780f6bd5cf61b5f00

memory/404-56-0x0000000000810000-0x0000000000838000-memory.dmp

memory/404-57-0x0000000007AD0000-0x00000000080E8000-memory.dmp

memory/404-58-0x0000000007570000-0x0000000007582000-memory.dmp

memory/404-59-0x00000000076A0000-0x00000000077AA000-memory.dmp

memory/404-60-0x00000000075D0000-0x000000000760C000-memory.dmp

memory/404-61-0x0000000007610000-0x000000000765C000-memory.dmp