Malware Analysis Report

2024-12-06 02:55

Sample ID 241110-chmlpawngv
Target b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134
SHA256 b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134
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

b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134

Threat Level: Known bad

The file b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134 was found to be: Known bad.

Malicious Activity Summary

healer discovery dropper evasion trojan

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

Healer family

Windows security modification

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:04

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:04

Reported

2024-11-10 02:07

Platform

win7-20240903-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe

"C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe"

Network

N/A

Files

memory/2364-0-0x000000007402E000-0x000000007402F000-memory.dmp

memory/2364-1-0x0000000000770000-0x000000000078A000-memory.dmp

memory/2364-2-0x0000000074020000-0x000000007470E000-memory.dmp

memory/2364-3-0x0000000001E70000-0x0000000001E88000-memory.dmp

memory/2364-4-0x0000000074020000-0x000000007470E000-memory.dmp

memory/2364-5-0x0000000074020000-0x000000007470E000-memory.dmp

memory/2364-6-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-9-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-17-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-33-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-31-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-29-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-25-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-23-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-21-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-19-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-15-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-13-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-11-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-7-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-27-0x0000000001E70000-0x0000000001E83000-memory.dmp

memory/2364-34-0x000000007402E000-0x000000007402F000-memory.dmp

memory/2364-35-0x0000000074020000-0x000000007470E000-memory.dmp

memory/2364-36-0x0000000074020000-0x000000007470E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 02:04

Reported

2024-11-10 02:07

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.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\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe

"C:\Users\Admin\AppData\Local\Temp\b8d80be864192726c0290dc3da4fed64bfeba842d3c69d59d016279679642134.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp

Files

memory/4840-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

memory/4840-1-0x0000000002280000-0x000000000229A000-memory.dmp

memory/4840-4-0x0000000004AD0000-0x0000000004AE8000-memory.dmp

memory/4840-3-0x0000000004B10000-0x00000000050B4000-memory.dmp

memory/4840-2-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/4840-5-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/4840-29-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-33-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-32-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-25-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-23-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-34-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/4840-21-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-19-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-17-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-13-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-11-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-9-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-7-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-6-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-27-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-15-0x0000000004AD0000-0x0000000004AE3000-memory.dmp

memory/4840-35-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

memory/4840-36-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/4840-38-0x0000000074E20000-0x00000000755D0000-memory.dmp