Malware Analysis Report

2025-01-23 07:43

Sample ID 241108-e9tkeswblg
Target 5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4
SHA256 5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4
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

5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4

Threat Level: Known bad

The file 5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

Healer

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 04:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 04:38

Reported

2024-11-08 04:41

Platform

win10v2004-20241007-en

Max time kernel

129s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.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\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.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\ecA75ve.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.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\IXP001.TMP\ecA75ve.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\ecA75ve.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\ecA75ve.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\ecA75ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

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\IXP001.TMP\dSZ14BG.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.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\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.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\ncR73hU48.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\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1680 wrote to memory of 4600 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe
PID 1680 wrote to memory of 4600 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe
PID 1680 wrote to memory of 4600 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe
PID 4600 wrote to memory of 2708 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe
PID 4600 wrote to memory of 2708 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe
PID 4600 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe
PID 4600 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe
PID 4600 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe
PID 1680 wrote to memory of 2020 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe
PID 1680 wrote to memory of 2020 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe
PID 1680 wrote to memory of 2020 N/A C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe

"C:\Users\Admin\AppData\Local\Temp\5f998774da52f7aa5450af9182d4501968c020d75857e0badf3c1118aa7215c4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4356 -ip 4356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncR73hU48.exe

MD5 b6fc288fc17963dac80bdfc61f500c75
SHA1 6461b723242b3551e6bc6a5a291158bb52f4ea17
SHA256 c40972665668df962580f4ee7c6b70ed92471730da0949c58f70c58bc2e4f229
SHA512 2cbb50b7319f794f37263dc7a15878df69410c4ba8d590a8d777fa39b2805f06bd7c7b2735f655dc916601a0e8608aff7d88a04597b1e1ecde1f2b1c49534cf6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSZ14BG.exe

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

memory/2708-14-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

memory/2708-15-0x0000000000390000-0x000000000039A000-memory.dmp

memory/2708-17-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ecA75ve.exe

MD5 faeaf9bf8c211ef512e5d63a6199508e
SHA1 5a33aa871548e8ee95e348f285d5d0927a114a37
SHA256 5401a7b5eb1d3aacb7395f4ba8c3feb7ae28cc16b446d838337da8024f01c134
SHA512 e1c5beaa74e245f258fe7f42afb15391b1ff99b04c93e26ba527bd619d2fa062cc4b9564f23f515c4eefd3662702d6bcc0251b433693ba0f4ba291be427160d3

memory/4356-22-0x00000000022E0000-0x00000000022FA000-memory.dmp

memory/4356-23-0x0000000004DD0000-0x0000000005374000-memory.dmp

memory/4356-24-0x00000000026B0000-0x00000000026C8000-memory.dmp

memory/4356-52-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-50-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-49-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-46-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-44-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-42-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-40-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-38-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-36-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-34-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-32-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-30-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-28-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-26-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-25-0x00000000026B0000-0x00000000026C2000-memory.dmp

memory/4356-53-0x0000000000400000-0x0000000000574000-memory.dmp

memory/4356-55-0x0000000000400000-0x0000000000574000-memory.dmp

memory/2020-59-0x0000000000830000-0x0000000000862000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fGq31Nl.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2020-60-0x0000000005680000-0x0000000005C98000-memory.dmp

memory/2020-61-0x00000000051C0000-0x00000000052CA000-memory.dmp

memory/2020-62-0x00000000050F0000-0x0000000005102000-memory.dmp

memory/2020-63-0x0000000005150000-0x000000000518C000-memory.dmp

memory/2020-64-0x00000000052D0000-0x000000000531C000-memory.dmp