Malware Analysis Report

2025-01-23 07:44

Sample ID 241106-1mmn9axpbs
Target 66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5
SHA256 66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5
Tags
healer redline fukia 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

66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5

Threat Level: Known bad

The file 66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

RedLine payload

Healer family

RedLine

Detects Healer an antivirus disabler dropper

Redline family

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 21:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 21:46

Reported

2024-11-06 21:48

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.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\bll89BH.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\bll89BH.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\bll89BH.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\bll89BH.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\bll89BH.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.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\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.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\nZF15ZD.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\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 920 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe
PID 920 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe
PID 920 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe
PID 3180 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe
PID 3180 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe
PID 3180 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe
PID 3180 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe
PID 3180 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe
PID 3180 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe

Processes

C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe

"C:\Users\Admin\AppData\Local\Temp\66108d74050dc66173531ce6f133b03b14a5f4e08489e7d7ea093eb2b41165f5.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1660 -ip 1660

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1016

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZF15ZD.exe

MD5 56fb20e1e4e5914bb360a063101b0cf9
SHA1 2761cce4ee15f216510202a920f53400263173ec
SHA256 8706c58f10613b21fb6b8d7206e6c2754f2c43652c5f75908d266865edb466d0
SHA512 e79f392172f39ca94f9b3dc5b8da22c17c336bb273252e11944b977df274ad9dbaafcc48fd27e0ce4b0279de5cd289773b9c21e503e624f8da525e54d374bde0

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bll89BH.exe

MD5 a9a22f8215115be43a5275d88542da90
SHA1 549ceb476d6f91119321681d84abdac93eb35125
SHA256 af670681bdd2d782169d3baa2e36837d315cd40d1802e56d65553f5bd1aa640c
SHA512 6aca26659331e03fe9579793bbdf25df7bdb48e89d8b855d79580d7e58da43c63f34492ba196b51d4316f03cfcd121a9df97d973ee7e2d255f7fa150e7f0bdc9

memory/1660-15-0x00000000006F0000-0x00000000007F0000-memory.dmp

memory/1660-16-0x0000000000580000-0x00000000005AD000-memory.dmp

memory/1660-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1660-18-0x0000000000400000-0x000000000056F000-memory.dmp

memory/1660-19-0x0000000002570000-0x000000000258A000-memory.dmp

memory/1660-20-0x0000000004C20000-0x00000000051C4000-memory.dmp

memory/1660-21-0x0000000005210000-0x0000000005228000-memory.dmp

memory/1660-22-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-49-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-47-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-45-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-43-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-41-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-39-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-38-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-35-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-33-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-31-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-29-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-27-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-25-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-23-0x0000000005210000-0x0000000005222000-memory.dmp

memory/1660-50-0x00000000006F0000-0x00000000007F0000-memory.dmp

memory/1660-51-0x0000000000580000-0x00000000005AD000-memory.dmp

memory/1660-53-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1660-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1660-55-0x0000000000400000-0x000000000056F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMF84Hw.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/536-60-0x0000000000A90000-0x0000000000AC2000-memory.dmp

memory/536-61-0x00000000059F0000-0x0000000006008000-memory.dmp

memory/536-62-0x0000000005570000-0x000000000567A000-memory.dmp

memory/536-63-0x00000000054A0000-0x00000000054B2000-memory.dmp

memory/536-64-0x0000000005500000-0x000000000553C000-memory.dmp

memory/536-65-0x0000000005680000-0x00000000056CC000-memory.dmp