Malware Analysis Report

2024-10-16 03:50

Sample ID 240409-1lg3dagb8v
Target 21490047898da75886bb29653742a4d0
SHA256 6093970b499752c875900d3401fdb9fa569f5e2c06a31dd7ac322924da1002c7
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

6093970b499752c875900d3401fdb9fa569f5e2c06a31dd7ac322924da1002c7

Threat Level: Known bad

The file 21490047898da75886bb29653742a4d0 was found to be: Known bad.

Malicious Activity Summary

healer dropper evasion trojan

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

Windows security modification

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-09 21:44

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-04-09 21:44

Reported

2024-04-09 21:48

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.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\21490047898da75886bb29653742a4d0.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe

"C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe"

Network

N/A

Files

memory/2368-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

memory/2368-3-0x0000000000400000-0x00000000004B1000-memory.dmp

memory/2368-2-0x00000000001B0000-0x00000000001DD000-memory.dmp

memory/2368-5-0x0000000073F40000-0x000000007462E000-memory.dmp

memory/2368-6-0x0000000004A10000-0x0000000004A50000-memory.dmp

memory/2368-4-0x00000000005B0000-0x00000000005CA000-memory.dmp

memory/2368-7-0x0000000004A10000-0x0000000004A50000-memory.dmp

memory/2368-8-0x0000000001D70000-0x0000000001D88000-memory.dmp

memory/2368-9-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-10-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-12-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-14-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-16-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-18-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-20-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-22-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-36-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-34-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-32-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-30-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-28-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-26-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-24-0x0000000001D70000-0x0000000001D82000-memory.dmp

memory/2368-37-0x0000000000400000-0x00000000004B1000-memory.dmp

memory/2368-38-0x0000000073F40000-0x000000007462E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-09 21:44

Reported

2024-04-09 21:50

Platform

win10v2004-20240226-en

Max time kernel

138s

Max time network

171s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.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\21490047898da75886bb29653742a4d0.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.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\21490047898da75886bb29653742a4d0.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\21490047898da75886bb29653742a4d0.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\21490047898da75886bb29653742a4d0.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe

"C:\Users\Admin\AppData\Local\Temp\21490047898da75886bb29653742a4d0.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3528 -ip 3528

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3528 -s 952

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 25.173.189.20.in-addr.arpa udp

Files

memory/3528-1-0x0000000000660000-0x0000000000760000-memory.dmp

memory/3528-2-0x0000000002200000-0x000000000222D000-memory.dmp

memory/3528-3-0x0000000000400000-0x00000000004B1000-memory.dmp

memory/3528-4-0x00000000024F0000-0x000000000250A000-memory.dmp

memory/3528-5-0x0000000074560000-0x0000000074D10000-memory.dmp

memory/3528-6-0x0000000004E00000-0x0000000004E10000-memory.dmp

memory/3528-7-0x0000000004E00000-0x0000000004E10000-memory.dmp

memory/3528-8-0x0000000004E10000-0x00000000053B4000-memory.dmp

memory/3528-9-0x0000000002590000-0x00000000025A8000-memory.dmp

memory/3528-10-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-11-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-13-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-15-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-17-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-19-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-21-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-23-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-25-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-27-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-29-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-31-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-33-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-35-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-37-0x0000000002590000-0x00000000025A2000-memory.dmp

memory/3528-38-0x0000000000400000-0x00000000004B1000-memory.dmp

memory/3528-39-0x0000000000660000-0x0000000000760000-memory.dmp

memory/3528-41-0x0000000002200000-0x000000000222D000-memory.dmp

memory/3528-42-0x0000000000400000-0x00000000004B1000-memory.dmp

memory/3528-43-0x0000000074560000-0x0000000074D10000-memory.dmp

memory/3528-44-0x0000000004E00000-0x0000000004E10000-memory.dmp

memory/3528-45-0x0000000004E00000-0x0000000004E10000-memory.dmp

memory/3528-46-0x0000000004E00000-0x0000000004E10000-memory.dmp