Malware Analysis Report

2025-08-05 10:16

Sample ID 241109-fzlx9s1nbk
Target 39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f
SHA256 39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f
Tags
healer redline ruzhpe 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

39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f

Threat Level: Known bad

The file 39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f was found to be: Known bad.

Malicious Activity Summary

healer redline ruzhpe discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

RedLine payload

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 05:18

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 05:18

Reported

2024-11-09 05:21

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.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\sw35BL83Lw48.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\sw35BL83Lw48.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\sw35BL83Lw48.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\sw35BL83Lw48.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\sw35BL83Lw48.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\39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f.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\vksJ8759nL.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\IXP001.TMP\tkEX66pG09Fz.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vksJ8759nL.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkEX66pG09Fz.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f.exe

"C:\Users\Admin\AppData\Local\Temp\39da8093e2fe705edaebed4a88337c7772b993ba9a1d605facf112309e58f54f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vksJ8759nL.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vksJ8759nL.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkEX66pG09Fz.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkEX66pG09Fz.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 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp
US 8.8.8.8:53 pepunn.com udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vksJ8759nL.exe

MD5 b613a44fe3110db50bd7006dbf785a10
SHA1 7f6f853ecea4a40305389e3b901c48665a65be0e
SHA256 4f4734f2e85e0fd2e0896c97a379fe20c06dcd08e2db15b89b2ed82ebd0c8294
SHA512 f003700c780a040f350e30653754a4725ff155fecc8f1b31222e3450c6e0138cf3b69bd06c8353d264a7566f400fafeee7cbeec7b98cd5360cbbb362429a72b9

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw35BL83Lw48.exe

MD5 1d66902683bc3c462d751d2f92fc8db4
SHA1 99c2113bb5e4f2ea1e67c8cffd0559031168e30d
SHA256 4de7b107b7c204bbc427342e0429eb00fa979ee0953348c760dec84714821473
SHA512 3eda76452090da5803e821d75773bb17ba488a90bc80d6d785ca21a4b1d0cad96709c5bd8839191865b73fd59757e76a1fae360f91fab7e7feb0e9ae056547bb

memory/3160-14-0x00007FF8C0A03000-0x00007FF8C0A05000-memory.dmp

memory/3160-15-0x0000000000050000-0x000000000005A000-memory.dmp

memory/3160-16-0x00007FF8C0A03000-0x00007FF8C0A05000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkEX66pG09Fz.exe

MD5 67530ca401a21e9021983dd91b37c971
SHA1 059cc53f7d897b6e0b9072274cb964ab547489a9
SHA256 3b8cd7237a32fdb861ebd4c8243729f969a0355e4554832f73d8ab0ee3871b9a
SHA512 0b8f93e0d38b8bf6fab4adb7c1ecd05da3c354acd94e9f02c48ef8f822be328d6e2c558806e732a840178ec2d0c32daf718f372a6040403353565196ce231b78

memory/4148-22-0x0000000004910000-0x0000000004956000-memory.dmp

memory/4148-23-0x00000000073B0000-0x0000000007954000-memory.dmp

memory/4148-24-0x0000000004D90000-0x0000000004DD4000-memory.dmp

memory/4148-38-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-88-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-86-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-84-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-82-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-80-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-78-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-76-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-74-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-72-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-70-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-68-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-66-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-64-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-62-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-60-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-58-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-56-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-54-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-52-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-50-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-48-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-46-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-44-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-42-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-40-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-36-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-34-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-32-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-30-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-28-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-26-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-25-0x0000000004D90000-0x0000000004DCE000-memory.dmp

memory/4148-931-0x0000000007960000-0x0000000007F78000-memory.dmp

memory/4148-932-0x0000000007F80000-0x000000000808A000-memory.dmp

memory/4148-933-0x0000000007300000-0x0000000007312000-memory.dmp

memory/4148-934-0x0000000007320000-0x000000000735C000-memory.dmp

memory/4148-935-0x0000000008190000-0x00000000081DC000-memory.dmp