Malware Analysis Report

2024-10-16 03:50

Sample ID 240416-xwjgeaab64
Target 11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6
SHA256 11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6
Tags
healer dropper evasion 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6

Threat Level: Known bad

The file 11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6 was found to be: Known bad.

Malicious Activity Summary

healer dropper evasion trojan

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

Windows security modification

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-16 19:12

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-04-16 19:12

Reported

2024-04-16 19:14

Platform

win7-20240221-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

Description Indicator Process Target
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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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe

"C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe"

Network

N/A

Files

memory/640-1-0x00000000008E0000-0x00000000009E0000-memory.dmp

memory/640-2-0x0000000000220000-0x000000000024D000-memory.dmp

memory/640-3-0x0000000000400000-0x000000000080A000-memory.dmp

memory/640-4-0x0000000074810000-0x0000000074EFE000-memory.dmp

memory/640-5-0x0000000004CE0000-0x0000000004D20000-memory.dmp

memory/640-6-0x0000000000A80000-0x0000000000A9A000-memory.dmp

memory/640-7-0x0000000004CE0000-0x0000000004D20000-memory.dmp

memory/640-8-0x0000000002320000-0x0000000002338000-memory.dmp

memory/640-9-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-10-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-12-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-14-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-16-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-18-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-20-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-22-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-32-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-36-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-34-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-30-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-28-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-26-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-24-0x0000000002320000-0x0000000002332000-memory.dmp

memory/640-37-0x0000000000400000-0x000000000080A000-memory.dmp

memory/640-38-0x0000000000400000-0x000000000080A000-memory.dmp

memory/640-39-0x0000000000220000-0x000000000024D000-memory.dmp

memory/640-40-0x0000000074810000-0x0000000074EFE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-16 19:12

Reported

2024-04-16 19:14

Platform

win10v2004-20240412-en

Max time kernel

93s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper 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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

Description Indicator Process Target
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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\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe

"C:\Users\Admin\AppData\Local\Temp\11150c9d8a2f9a1e63873093679df9e9e296de205d569d2b6a12b9e1024679e6.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3420 -ip 3420

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3420 -s 956

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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 25.63.96.20.in-addr.arpa udp
US 8.8.8.8:53 22.186.200.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/3420-2-0x0000000002550000-0x000000000257D000-memory.dmp

memory/3420-1-0x0000000000A70000-0x0000000000B70000-memory.dmp

memory/3420-3-0x0000000000400000-0x000000000080A000-memory.dmp

memory/3420-4-0x0000000002800000-0x000000000281A000-memory.dmp

memory/3420-5-0x0000000074CC0000-0x0000000075470000-memory.dmp

memory/3420-6-0x0000000002830000-0x0000000002840000-memory.dmp

memory/3420-7-0x0000000004F50000-0x00000000054F4000-memory.dmp

memory/3420-8-0x00000000029B0000-0x00000000029C8000-memory.dmp

memory/3420-9-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-10-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-12-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-14-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-16-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-18-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-20-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-28-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-26-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-24-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-22-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-30-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-32-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-34-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-36-0x00000000029B0000-0x00000000029C2000-memory.dmp

memory/3420-37-0x0000000000400000-0x000000000080A000-memory.dmp

memory/3420-38-0x0000000002550000-0x000000000257D000-memory.dmp

memory/3420-40-0x0000000000400000-0x000000000080A000-memory.dmp

memory/3420-41-0x0000000074CC0000-0x0000000075470000-memory.dmp