Malware Analysis Report

2025-06-16 00:07

Sample ID 241113-kd2ttaxpbx
Target 97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N
SHA256 97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555
Tags
healer discovery dropper evasion persistence 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 Overview

score
10/10

SHA256

97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555

Threat Level: Known bad

The file 97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N was found to be: Known bad.

Malicious Activity Summary

healer discovery dropper evasion persistence trojan

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 08:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 08:29

Reported

2024-11-13 08:31

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.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\IXP000.TMP\c18ua71.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\IXP000.TMP\c18ua71.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.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\IXP000.TMP\c18ua71.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\IXP000.TMP\c18ua71.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\IXP000.TMP\c18ua71.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N.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\97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N.exe

"C:\Users\Admin\AppData\Local\Temp\97040b4fe7f521ba27dcc4d9d0fea998b47cfac6dafb43793d3a9f7c92296555N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4752 -ip 4752

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 1084

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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9215li.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/4852-7-0x00007FF969A63000-0x00007FF969A65000-memory.dmp

memory/4852-8-0x0000000000E30000-0x0000000000E3A000-memory.dmp

memory/4852-9-0x00007FF969A63000-0x00007FF969A65000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c18ua71.exe

MD5 391d272cbf4e2a677041927768dcf435
SHA1 58ce3493d37119b394938a82ce1543af1b5cc84c
SHA256 37dfe1e4d438425d4e3842da4b33191d0d922394146c789e44653489ee43702c
SHA512 7f6bab0048a5c115ecadf897fdd0d87c10ea624664d65ddf6f9c3c5dd7f0b8ce3b07e498f02d5b005277183f8991c772308e213ec0b7b51ff8f0ba05227eccb3

memory/4752-15-0x0000000000750000-0x0000000000850000-memory.dmp

memory/4752-16-0x0000000000720000-0x000000000074D000-memory.dmp

memory/4752-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4752-18-0x00000000022D0000-0x00000000022EA000-memory.dmp

memory/4752-19-0x0000000004BC0000-0x0000000005164000-memory.dmp

memory/4752-20-0x0000000004A50000-0x0000000004A68000-memory.dmp

memory/4752-26-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-48-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-46-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-44-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-42-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-40-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-38-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-36-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-34-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-32-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-30-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-28-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-24-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-22-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-21-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4752-49-0x0000000000750000-0x0000000000850000-memory.dmp

memory/4752-50-0x0000000000720000-0x000000000074D000-memory.dmp

memory/4752-51-0x0000000000400000-0x00000000004BB000-memory.dmp

memory/4752-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4752-54-0x0000000000400000-0x00000000004BB000-memory.dmp

memory/4752-55-0x0000000000400000-0x0000000000430000-memory.dmp