Malware Analysis Report

2024-12-07 04:19

Sample ID 241113-v9theszker
Target 8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe
SHA256 8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169
Tags
healer discovery 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

8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169

Threat Level: Known bad

The file 8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe was found to be: Known bad.

Malicious Activity Summary

healer discovery dropper evasion trojan

Healer

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer family

Windows security modification

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:43

Platform

win7-20240903-en

Max time kernel

17s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe

"C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe"

Network

N/A

Files

memory/2520-1-0x0000000003000000-0x0000000003100000-memory.dmp

memory/2520-2-0x0000000000220000-0x000000000024D000-memory.dmp

memory/2520-3-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2520-4-0x0000000002F70000-0x0000000002F8A000-memory.dmp

memory/2520-5-0x00000000046A0000-0x00000000046B8000-memory.dmp

memory/2520-6-0x0000000000400000-0x0000000002B9D000-memory.dmp

memory/2520-7-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-8-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-10-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-12-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-14-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-16-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-18-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-20-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-22-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-34-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-32-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-30-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-28-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-26-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-24-0x00000000046A0000-0x00000000046B3000-memory.dmp

memory/2520-35-0x0000000003000000-0x0000000003100000-memory.dmp

memory/2520-36-0x0000000000220000-0x000000000024D000-memory.dmp

memory/2520-37-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2520-40-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2520-39-0x0000000000400000-0x0000000002B9D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:43

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.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\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe

"C:\Users\Admin\AppData\Local\Temp\8ff96a5ba2bfb761f2a15c0e51e6238c4ccdfeb4bd7651fda995be19def78169N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3156 -ip 3156

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 948

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/3156-1-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

memory/3156-2-0x0000000002D50000-0x0000000002D7D000-memory.dmp

memory/3156-3-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3156-4-0x0000000004C80000-0x0000000004C9A000-memory.dmp

memory/3156-5-0x00000000073D0000-0x0000000007974000-memory.dmp

memory/3156-6-0x0000000004CE0000-0x0000000004CF8000-memory.dmp

memory/3156-7-0x0000000000400000-0x0000000002B9D000-memory.dmp

memory/3156-35-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-34-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-31-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-30-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-27-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-25-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-24-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-21-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-19-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-17-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-15-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-13-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-11-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-9-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-8-0x0000000004CE0000-0x0000000004CF3000-memory.dmp

memory/3156-36-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

memory/3156-37-0x0000000002D50000-0x0000000002D7D000-memory.dmp

memory/3156-39-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3156-42-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3156-43-0x0000000000400000-0x0000000002B9D000-memory.dmp