Malware Analysis Report

2025-01-23 07:47

Sample ID 241108-j93kjs1nhp
Target 2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21
SHA256 2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21
Tags
healer redline fukia discovery dropper evasion infostealer 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

2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21

Threat Level: Known bad

The file 2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

Redline family

Modifies Windows Defender Real-time Protection settings

Healer family

Detects Healer an antivirus disabler dropper

RedLine payload

RedLine

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 08:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 08:22

Reported

2024-11-08 08:25

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.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\IXP001.TMP\bWY62LJ.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\IXP001.TMP\bWY62LJ.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\IXP001.TMP\bWY62LJ.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\IXP001.TMP\bWY62LJ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe N/A

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

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\IXP001.TMP\bWY62LJ.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.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\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.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\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1632 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe
PID 1632 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe
PID 1632 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe
PID 2196 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe
PID 2196 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe
PID 2196 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe
PID 2196 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe
PID 2196 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe
PID 2196 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe

"C:\Users\Admin\AppData\Local\Temp\2197c71bd5bfa809986cfec4a8197a3157c18d1d1fc72007c0db1182785e7d21.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2800 -ip 2800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2800 -s 1108

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngI37rG.exe

MD5 7c0a05335d4cda7ed17aa83595100bed
SHA1 069c8c6a1b01b89df28edcfed5f1a852baff7c52
SHA256 a754c2471f56be8875192ae226e334f807d1150f6fabd08d516154edc91f38ac
SHA512 2a206c46fefa5c94d61b20cefd6662956e047b5e96f5ae13502c485ae113293a9933677f1f5b9235ae735398480594178204ba4fdf52cfab599c2ab3b3984a96

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWY62LJ.exe

MD5 a7585267b7ee449583a37516dd0875f3
SHA1 5e1d49da2036caac2bc7f8148196a85279cfcd88
SHA256 5486cca58e0179df33a9eb3ab056acd4ff2c2c80ab610b7151215c8595c37a30
SHA512 20f4503b80fdc94499e9895dbe63e497f11098b785b7f504dc53c451a4df72555aa04e0ae02c2d11efe56c370f04325ba78d07df72bda4bdd7dc3007196a79c6

memory/2800-15-0x0000000000760000-0x0000000000860000-memory.dmp

memory/2800-16-0x00000000008B0000-0x00000000008DD000-memory.dmp

memory/2800-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2800-18-0x0000000000400000-0x0000000000758000-memory.dmp

memory/2800-19-0x0000000002750000-0x000000000276A000-memory.dmp

memory/2800-20-0x0000000004D20000-0x00000000052C4000-memory.dmp

memory/2800-21-0x0000000004CF0000-0x0000000004D08000-memory.dmp

memory/2800-47-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-46-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-43-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-41-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-49-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-39-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-37-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-35-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-33-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-31-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-29-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-27-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-25-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-23-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-22-0x0000000004CF0000-0x0000000004D02000-memory.dmp

memory/2800-50-0x0000000000760000-0x0000000000860000-memory.dmp

memory/2800-51-0x00000000008B0000-0x00000000008DD000-memory.dmp

memory/2800-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2800-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2800-55-0x0000000000400000-0x0000000000758000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dII57Cl.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2428-60-0x0000000000D90000-0x0000000000DC2000-memory.dmp

memory/2428-61-0x0000000005CF0000-0x0000000006308000-memory.dmp

memory/2428-62-0x0000000005870000-0x000000000597A000-memory.dmp

memory/2428-63-0x00000000057A0000-0x00000000057B2000-memory.dmp

memory/2428-64-0x0000000005980000-0x00000000059BC000-memory.dmp

memory/2428-65-0x0000000005800000-0x000000000584C000-memory.dmp