Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-ejnaqavfka
Target ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e
SHA256 ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e
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

ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e

Threat Level: Known bad

The file ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

RedLine

Detects Healer an antivirus disabler dropper

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 03:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 03:58

Reported

2024-11-07 04:00

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.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\IXP001.TMP\dvv40wc.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\dvv40wc.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\dvv40wc.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\dvv40wc.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\ekN79qg.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.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\dvv40wc.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.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\ekN79qg.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\ekN79qg.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\ekN79qg.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\ekN79qg.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\dvv40wc.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.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\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.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\ndu05ET34.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\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 392 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 392 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 392 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 5020 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe
PID 5020 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe
PID 5020 wrote to memory of 4024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 5020 wrote to memory of 4024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 5020 wrote to memory of 4024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 392 wrote to memory of 4832 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe
PID 392 wrote to memory of 4832 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe
PID 392 wrote to memory of 4832 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe

"C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4024 -ip 4024

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
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
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 18.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe

MD5 61534ad36d994dc05f4b49cd8b6e04e9
SHA1 b3a0ac187b743a994c3db4e88fd624758963e049
SHA256 f1490deb3bd328c19d0283fbeced8548f11b1191de6726c7bfa2707aa9631852
SHA512 3c158290fd594ed8adc98f3976ee27c06841f0d5388a2ca3f29b001e17f28f202391e11bd3498f0455954f71cb61f3fd9b0f03250bdcc328ecaccda6472d876e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe

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

memory/3168-14-0x00007FFC5A293000-0x00007FFC5A295000-memory.dmp

memory/3168-15-0x0000000000CE0000-0x0000000000CEA000-memory.dmp

memory/3168-16-0x00007FFC5A293000-0x00007FFC5A295000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe

MD5 ab970bf25face7f80c360eb7d19b093c
SHA1 919fef0e22047325ee051f47a33ecb55545868ab
SHA256 432bc283c6102f32e47118ad8595c1c806cc46c34555cc302f16d2657c0e5373
SHA512 cdb97d1a80be862afce2eeed71451c5378ef6616f0152522f565cd23e65b6ec3333853767257a537f7d03c91944eb23729bff294b8250cf70e391a38ce0d411c

memory/4024-22-0x0000000002750000-0x000000000276A000-memory.dmp

memory/4024-23-0x0000000004F70000-0x0000000005514000-memory.dmp

memory/4024-24-0x00000000028F0000-0x0000000002908000-memory.dmp

memory/4024-25-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-34-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-52-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-50-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-49-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-46-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-44-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-42-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-40-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-38-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-36-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-32-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-30-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-28-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-26-0x00000000028F0000-0x0000000002902000-memory.dmp

memory/4024-53-0x0000000000400000-0x00000000007BD000-memory.dmp

memory/4024-55-0x0000000000400000-0x00000000007BD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4832-59-0x0000000000010000-0x0000000000042000-memory.dmp

memory/4832-60-0x0000000004EB0000-0x00000000054C8000-memory.dmp

memory/4832-61-0x00000000049B0000-0x0000000004ABA000-memory.dmp

memory/4832-62-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/4832-63-0x0000000004940000-0x000000000497C000-memory.dmp

memory/4832-64-0x0000000004AC0000-0x0000000004B0C000-memory.dmp