Malware Analysis Report

2024-11-13 17:38

Sample ID 241110-b2d8zswgmr
Target 61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N
SHA256 61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580
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

61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580

Threat Level: Known bad

The file 61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N was found to be: Known bad.

Malicious Activity Summary

healer discovery dropper evasion trojan

Detects Healer an antivirus disabler dropper

Healer

Healer family

Modifies Windows Defender Real-time Protection settings

Windows security modification

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:38

Reported

2024-11-10 01:40

Platform

win7-20241010-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe

"C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe"

Network

N/A

Files

memory/516-3-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/516-2-0x0000000000400000-0x0000000000430000-memory.dmp

memory/516-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

memory/516-4-0x0000000001F10000-0x0000000001F2A000-memory.dmp

memory/516-5-0x0000000001F90000-0x0000000001FA8000-memory.dmp

memory/516-27-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-33-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-31-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-29-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-25-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-23-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-19-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-17-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-15-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-13-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-12-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-9-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-7-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-6-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-22-0x0000000001F90000-0x0000000001FA2000-memory.dmp

memory/516-34-0x00000000005F0000-0x00000000006F0000-memory.dmp

memory/516-38-0x0000000000400000-0x0000000000430000-memory.dmp

memory/516-37-0x0000000000400000-0x00000000004A8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:38

Reported

2024-11-10 01:40

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.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\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe

"C:\Users\Admin\AppData\Local\Temp\61b37790de3e424c5fdc457f3746cd5068a268dbdfee3b2159fe9643d5c35580N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4472 -ip 4472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 1000

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

memory/4472-1-0x00000000004E0000-0x00000000005E0000-memory.dmp

memory/4472-2-0x0000000000630000-0x000000000065D000-memory.dmp

memory/4472-3-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4472-4-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/4472-5-0x0000000002400000-0x000000000241A000-memory.dmp

memory/4472-6-0x0000000004D70000-0x0000000005314000-memory.dmp

memory/4472-7-0x0000000002430000-0x0000000002448000-memory.dmp

memory/4472-19-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-35-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-33-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-31-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-29-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-27-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-25-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-23-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-21-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-17-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-15-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-13-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-11-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-9-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-8-0x0000000002430000-0x0000000002442000-memory.dmp

memory/4472-36-0x00000000004E0000-0x00000000005E0000-memory.dmp

memory/4472-37-0x0000000000630000-0x000000000065D000-memory.dmp

memory/4472-38-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4472-41-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/4472-42-0x0000000000400000-0x0000000000430000-memory.dmp