Malware Analysis Report

2025-08-10 13:17

Sample ID 241109-ejenksxckl
Target 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744
SHA256 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744
Tags
healer redline fud 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

91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744

Threat Level: Known bad

The file 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744 was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

RedLine payload

Redline family

RedLine

Detects Healer an antivirus disabler dropper

Healer

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 03:57

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 03:57

Reported

2024-11-09 04:00

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.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\sf16vQ43XI77.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\sf16vQ43XI77.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\sf16vQ43XI77.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\sf16vQ43XI77.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\sf16vQ43XI77.exe N/A

RedLine

infostealer redline

RedLine payload

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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\sf16vQ43XI77.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\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.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\vhkU1577jU.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\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe

"C:\Users\Admin\AppData\Local\Temp\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exe

MD5 43def2f0da0abae6e6e253d8bdef0230
SHA1 8fcfc12f63b43041f932774c5369eff8eb70e291
SHA256 ecdc2e88bb2a0de26883466ba993c82ad091d6981cd605b3c9298b02d5844cbf
SHA512 081973d4a671a97c9477688930a0948b02c5f4f6a21662407fdcfcafadb2e0e5f204d3434cdb6edf87f3a76726ae7132d32b5fb86968842ba136fa4b64620347

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe

MD5 1a4f6ea8f6c717ff0fa970e6e06a89a6
SHA1 69d1ea6ced42ac42351468bc8db53363b77ea5bb
SHA256 fdd98c5016bb7de3f23ac9b7f01556a96d44f5890f7d60c3ae59be77b23926b5
SHA512 f68e63061e9e4d56063f4a5095ff6d5c8a5c2f76d187bb7d96f70301339d7db076f25297ba74b3776699a66c13671ab9cdad5ed0ce2ee335b2dda551dede6702

memory/4212-14-0x00007FFE0C3C3000-0x00007FFE0C3C5000-memory.dmp

memory/4212-15-0x0000000000420000-0x000000000042A000-memory.dmp

memory/4212-16-0x00007FFE0C3C3000-0x00007FFE0C3C5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exe

MD5 434e2d5a4767741895ef183a448da368
SHA1 1e1d795ae169d4068d8da31d1aa89027804a21a3
SHA256 ad32f3b0b1f7b775e4235d6969f27886cc2fafeeb1bd02853fde41ddee1db27a
SHA512 e50de394d28557d67ae62bba669dacf8afcc1c925cfd04dcbf07f14ff2c7939579d12337cc8ed822c82bdfcbfcd1114289eede2411113a17c8f92485a15e50f0

memory/576-22-0x00000000049A0000-0x00000000049E6000-memory.dmp

memory/576-23-0x0000000004AC0000-0x0000000005064000-memory.dmp

memory/576-24-0x0000000004A40000-0x0000000004A84000-memory.dmp

memory/576-30-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-28-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-26-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-25-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-40-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-88-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-84-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-82-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-80-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-78-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-76-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-72-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-70-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-68-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-66-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-65-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-60-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-59-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-56-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-54-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-52-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-50-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-48-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-46-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-44-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-38-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-36-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-34-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-32-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-86-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-74-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-63-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-42-0x0000000004A40000-0x0000000004A7E000-memory.dmp

memory/576-931-0x00000000051E0000-0x00000000057F8000-memory.dmp

memory/576-932-0x0000000005880000-0x000000000598A000-memory.dmp

memory/576-933-0x00000000059C0000-0x00000000059D2000-memory.dmp

memory/576-934-0x00000000059E0000-0x0000000005A1C000-memory.dmp

memory/576-935-0x0000000005B30000-0x0000000005B7C000-memory.dmp