Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-el1ntsxnbm
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

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

RedLine

Healer

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 04:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 04:02

Reported

2024-11-07 04:05

Platform

win10v2004-20241007-en

Max time kernel

126s

Max time network

144s

Command Line

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

Signatures

Detects Healer an antivirus disabler dropper

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

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\DisableScanOnRealtimeEnable = "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
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
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\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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.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\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\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

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\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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.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 1232 wrote to memory of 3972 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 1232 wrote to memory of 3972 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 1232 wrote to memory of 3972 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe
PID 3972 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe
PID 3972 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvv40wc.exe
PID 3972 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 3972 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 3972 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndu05ET34.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ekN79qg.exe
PID 1232 wrote to memory of 4900 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe
PID 1232 wrote to memory of 4900 N/A C:\Users\Admin\AppData\Local\Temp\ec098fd7d3d2e1a553666af3104b84054030079ee751523a0cede4c5a1e4f75e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJu03cY.exe
PID 1232 wrote to memory of 4900 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 432 -p 3540 -ip 3540

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 1088

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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
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
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 11.227.111.52.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\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/4908-14-0x00007FF840733000-0x00007FF840735000-memory.dmp

memory/4908-15-0x00000000001F0000-0x00000000001FA000-memory.dmp

memory/4908-16-0x00007FF840733000-0x00007FF840735000-memory.dmp

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

MD5 ab970bf25face7f80c360eb7d19b093c
SHA1 919fef0e22047325ee051f47a33ecb55545868ab
SHA256 432bc283c6102f32e47118ad8595c1c806cc46c34555cc302f16d2657c0e5373
SHA512 cdb97d1a80be862afce2eeed71451c5378ef6616f0152522f565cd23e65b6ec3333853767257a537f7d03c91944eb23729bff294b8250cf70e391a38ce0d411c

memory/3540-22-0x00000000025C0000-0x00000000025DA000-memory.dmp

memory/3540-23-0x0000000004E70000-0x0000000005414000-memory.dmp

memory/3540-24-0x0000000004D50000-0x0000000004D68000-memory.dmp

memory/3540-52-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-50-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-49-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-46-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-44-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-42-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-40-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-38-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-36-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-34-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-32-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-30-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-28-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-26-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-25-0x0000000004D50000-0x0000000004D62000-memory.dmp

memory/3540-53-0x0000000000400000-0x00000000007BD000-memory.dmp

memory/3540-55-0x0000000000400000-0x00000000007BD000-memory.dmp

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

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4900-59-0x0000000000270000-0x00000000002A2000-memory.dmp

memory/4900-60-0x00000000051E0000-0x00000000057F8000-memory.dmp

memory/4900-61-0x0000000004D50000-0x0000000004E5A000-memory.dmp

memory/4900-62-0x0000000004C80000-0x0000000004C92000-memory.dmp

memory/4900-63-0x0000000004D00000-0x0000000004D3C000-memory.dmp

memory/4900-64-0x0000000004CA0000-0x0000000004CEC000-memory.dmp