Malware Analysis Report

2025-01-23 07:45

Sample ID 241108-lwgr2azjex
Target f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f
SHA256 f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f
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

f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f

Threat Level: Known bad

The file f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer

Redline family

Detects Healer an antivirus disabler dropper

RedLine

RedLine payload

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 AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 09:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 09:52

Reported

2024-11-08 09:55

Platform

win10v2004-20241007-en

Max time kernel

127s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.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\eny76Gy.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\eny76Gy.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\eny76Gy.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\dzu91HE.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.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\dzu91HE.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\dzu91HE.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\dzu91HE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.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\eny76Gy.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\eny76Gy.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\dzu91HE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.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\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.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\nXc53ah53.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\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1460 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe
PID 1460 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe
PID 1460 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe
PID 2520 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe
PID 2520 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe
PID 2520 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe
PID 2520 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe
PID 2520 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe
PID 1460 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe
PID 1460 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe
PID 1460 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe

"C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2556 -ip 2556

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 1096

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.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
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 23.236.111.52.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\nXc53ah53.exe

MD5 43baa46c5b16db911905ad72eb16413f
SHA1 7b530e7a414bbaaafb797115dc4b92993d9d9d37
SHA256 4e763f0c5c0bbd94b81289b9547002eda5e5f2a663c6ddedd8861186320dfd84
SHA512 7d2392f73239ea190c8f975835bef611a9b6ca2272b34d0d7559608c4d71bfba8e3250622712ca01e5ecd4c25d89da083edc94cf1a3e024365a9bec855553bc6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe

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

memory/2872-14-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

memory/2872-15-0x00000000007E0000-0x00000000007EA000-memory.dmp

memory/2872-16-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe

MD5 e1c40efa8fa9e97504421e6fc9a8a0f5
SHA1 0259f2774737103d727f828caececf7b77623bd3
SHA256 3b82f13ce9d367f687a2f1646273697c31741a52e0bd4784107afe3a938ce698
SHA512 12cee7a790a19f70d1c75885098594840bf4dbef7da1a024f938363064db5ad498e030587f72d3e9e783a40695dd16a04777adee7ea9f3988fb2b50fa14694ec

memory/2556-22-0x0000000002580000-0x000000000259A000-memory.dmp

memory/2556-23-0x0000000004F50000-0x00000000054F4000-memory.dmp

memory/2556-24-0x0000000002700000-0x0000000002718000-memory.dmp

memory/2556-40-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-52-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-50-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-48-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-46-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-44-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-42-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-38-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-36-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-34-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-32-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-30-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-28-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-26-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-25-0x0000000002700000-0x0000000002712000-memory.dmp

memory/2556-53-0x0000000000400000-0x00000000007BD000-memory.dmp

memory/2556-55-0x0000000000400000-0x00000000007BD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1280-59-0x0000000000C20000-0x0000000000C52000-memory.dmp

memory/1280-60-0x0000000005A80000-0x0000000006098000-memory.dmp

memory/1280-61-0x00000000055C0000-0x00000000056CA000-memory.dmp

memory/1280-62-0x00000000054F0000-0x0000000005502000-memory.dmp

memory/1280-63-0x0000000005550000-0x000000000558C000-memory.dmp

memory/1280-64-0x00000000056D0000-0x000000000571C000-memory.dmp