Malware Analysis Report

2025-04-03 14:18

Sample ID 241110-dhbpvs1mek
Target 71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909
SHA256 71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909
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

71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909

Threat Level: Known bad

The file 71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909 was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

RedLine

Healer family

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

Redline 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

2024-11-10 03:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:00

Reported

2024-11-10 03:02

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909.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

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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.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\sf44Yb44xj16.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.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\sf44Yb44xj16.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\sf44Yb44xj16.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\sf44Yb44xj16.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
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
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

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\sf44Yb44xj16.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\71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909.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\vhyV5646XM.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\71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyV5646XM.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf39ch75qq23.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf39ch75qq23.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909.exe

"C:\Users\Admin\AppData\Local\Temp\71ff94fb37fa29ab9e52dc4793d56a69a0785d4206393773e73200841a1d8909.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyV5646XM.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyV5646XM.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf39ch75qq23.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf39ch75qq23.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyV5646XM.exe

MD5 7e9d01dabd499d2a5cd2c16fb42db230
SHA1 db301159995b6240478e5ba019697f49167c716d
SHA256 10d3481261edfc04c0f4a9748303f2b45a4058dd2715eb4fa232c58b9cd305fa
SHA512 6765887fe002643944902a921d90ea8e0924ead64b3d02928863bdab275d774681cddd8547c840ed961468144bf1c16794f08e1bc362b786402a709744657f95

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44Yb44xj16.exe

MD5 49e5bed33e8dfb883881ed8319daf8d2
SHA1 75ce20b2981114823bce84b1979816c805e21ad7
SHA256 0a7089b8d3e54e43362e8d189c8e4a0806a097393d6feb82aefbaa93ed7dc5c8
SHA512 5164846df3ff6ef1e9b766c49bc9ea9dca901bfaaf9affdcd9edbcef5dbfb51b788947cbd2d5e1dfabdf0b9636af9f9b22538c37aa2ccc2c3dea60b08804a382

memory/4004-14-0x00007FFF283A3000-0x00007FFF283A5000-memory.dmp

memory/4004-15-0x0000000000D90000-0x0000000000D9A000-memory.dmp

memory/4004-16-0x00007FFF283A3000-0x00007FFF283A5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf39ch75qq23.exe

MD5 0fb36e6dfd2286b0bb7e48c476a3f73b
SHA1 38801c7ea1faf291cb471397c38630a305518828
SHA256 edb3b7633dd16579b23dc83d9950c525d7a9c2bec60785c04dc3b63ea3eaba8e
SHA512 95c334ce7bae2ccdff2bf4f288c544a2d87946405b723367df421de635a8037167aaeb9b655dd48f8ed9a10a5cfad6b25b4bfd5dc88e99c26ded8e4d694de64d

memory/692-22-0x0000000002840000-0x0000000002886000-memory.dmp

memory/692-23-0x0000000004D30000-0x00000000052D4000-memory.dmp

memory/692-24-0x00000000052E0000-0x0000000005324000-memory.dmp

memory/692-64-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-70-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-86-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-84-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-82-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-80-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-78-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-76-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-74-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-72-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-68-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-66-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-62-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-60-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-58-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-57-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-54-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-52-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-50-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-48-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-46-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-44-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-42-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-40-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-36-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-34-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-32-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-30-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-28-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-88-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-38-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-26-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-25-0x00000000052E0000-0x000000000531E000-memory.dmp

memory/692-931-0x0000000005320000-0x0000000005938000-memory.dmp

memory/692-932-0x00000000059B0000-0x0000000005ABA000-memory.dmp

memory/692-933-0x0000000005AF0000-0x0000000005B02000-memory.dmp

memory/692-934-0x0000000005B10000-0x0000000005B4C000-memory.dmp

memory/692-935-0x0000000005C60000-0x0000000005CAC000-memory.dmp