Malware Analysis Report

2025-04-13 23:55

Sample ID 241104-zpdzfsxepl
Target dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d
SHA256 dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d
Tags
healer redline rosn 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

dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d

Threat Level: Known bad

The file dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Redline family

Detects Healer an antivirus disabler dropper

RedLine

Healer

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 20:53

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 20:53

Reported

2024-11-04 20:55

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.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\pro6811.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\pro6811.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\pro6811.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\pro6811.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.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\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.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\un172409.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\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3060 wrote to memory of 4808 N/A C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe
PID 3060 wrote to memory of 4808 N/A C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe
PID 3060 wrote to memory of 4808 N/A C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe
PID 4808 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe
PID 4808 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe
PID 4808 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe
PID 4808 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe
PID 4808 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe
PID 4808 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe

"C:\Users\Admin\AppData\Local\Temp\dc41cb7649cef3eafbd6bbb98711f8405d6072da7fe5e557001da0c27966553d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2808 -ip 2808

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 1092

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un172409.exe

MD5 68d2205e9726aca1758625ca51b7d63d
SHA1 424e36ce69f0c64992b36697767a1c5b35e2c361
SHA256 0c8fee303e59a0047ba4f22a4dcc83bfc3a1cded078712a022ffe325e9336e0d
SHA512 415c3a2b263a9c901929defdf5c8e4def6d252938cab9054aaf6207efdb6417490ff02d85c0574023798bebdef3e1ce181c165bb0c9256d414f58af19c2c7ae3

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6811.exe

MD5 5300d3477af652f468b8aabad3ced01e
SHA1 c5733b467b45efb40f175c30034e7ff66bcf87c4
SHA256 5aeaf1a4b2aaa35a6596e5bf0a84bb98280293af08b64a788352789076e9e053
SHA512 af71ad8569977347ff6f1904d028daa59b210de6ca2cd8fa7785d927e7236994ff39ab65aebdc7e104d8256802c1de78dfb80d1c0ad7ba23a4f593efac8f99bc

memory/2808-15-0x0000000000950000-0x0000000000A50000-memory.dmp

memory/2808-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2808-16-0x00000000008C0000-0x00000000008ED000-memory.dmp

memory/2808-18-0x0000000000400000-0x0000000000802000-memory.dmp

memory/2808-19-0x0000000002410000-0x000000000242A000-memory.dmp

memory/2808-20-0x0000000004F40000-0x00000000054E4000-memory.dmp

memory/2808-21-0x0000000002840000-0x0000000002858000-memory.dmp

memory/2808-25-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-47-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-45-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-43-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-42-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-39-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-37-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-49-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-35-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-33-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-31-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-27-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-23-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-22-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-29-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2808-50-0x0000000000950000-0x0000000000A50000-memory.dmp

memory/2808-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2808-54-0x0000000000400000-0x0000000000802000-memory.dmp

memory/2808-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5999.exe

MD5 fd471499e0aa36147d4e25c9708a504a
SHA1 f8332f614d4dc1e9b320600c006bc9ca5403f663
SHA256 7f8bdbb25e926604513d52045d990f44c8914f4d51ee275aa4df4bc0b7fc2de4
SHA512 fadfd947f043e59fd57b5e91ca6b4137b8afa09ea251c56a48317126e0ce042f4600accffc381eeafd54edfaf506cb2478adedf1bc4a08afddaa29d08b52e70e

memory/4676-60-0x0000000002A70000-0x0000000002AB6000-memory.dmp

memory/4676-61-0x0000000005450000-0x0000000005494000-memory.dmp

memory/4676-65-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-73-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-96-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-93-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-91-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-89-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-87-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-86-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-83-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-81-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-77-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-75-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-71-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-69-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-67-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-79-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-63-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-62-0x0000000005450000-0x000000000548F000-memory.dmp

memory/4676-968-0x0000000005490000-0x0000000005AA8000-memory.dmp

memory/4676-969-0x0000000005AF0000-0x0000000005BFA000-memory.dmp

memory/4676-970-0x0000000005C30000-0x0000000005C42000-memory.dmp

memory/4676-971-0x0000000005C50000-0x0000000005C8C000-memory.dmp

memory/4676-972-0x0000000005DA0000-0x0000000005DEC000-memory.dmp