Malware Analysis Report

2025-04-13 23:55

Sample ID 241104-zna66szkgr
Target 6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59
SHA256 6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59
Tags
healer redline 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

6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59

Threat Level: Known bad

The file 6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Healer family

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 20:51

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 20:51

Reported

2024-11-04 20:53

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.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\97297657.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\97297657.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\97297657.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\97297657.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.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\97297657.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.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\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.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\un770446.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\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3572 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe
PID 3572 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe
PID 3572 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe
PID 1184 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe
PID 1184 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe
PID 1184 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe
PID 1184 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe
PID 1184 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe
PID 1184 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe

"C:\Users\Admin\AppData\Local\Temp\6485f72d6dd24c7886a518bba2e857336e63ab84102129e2b5f454c45d6d6a59.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2100 -ip 2100

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
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
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un770446.exe

MD5 2df42e270042bc79b9970f35df842f79
SHA1 13991519dc91da6627c02b7c651af5a65f23ea3c
SHA256 05dde7312c316da00303c5e6692c37c45c8899a7b4a5d64ca0704f9ad6c94426
SHA512 1c264bcc717f891c272346f2fa2ea87b95c26b9ce03f6f465733979daf63f06c731f28246dc4622160088c5a1cf88d1a2dd3e3618052eb30aa482ddfeb7d91f4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97297657.exe

MD5 66a146674d27555a907ee1626a176c82
SHA1 5dd83a6a0ebc91aa8f188994f93625fb37c6a363
SHA256 38e944a4bcfa8ff970d23896647173f9616178923a36b41477bb6540e3bb59fd
SHA512 3a45656d9c86839312a69fcf98c62fad72fc17f7a5cb50dbe0cba65fa9a165055b86c6d8e84d52936fbac2bd6ac877488e0e086b31a59a7a6c63ed65158597f1

memory/2100-16-0x0000000002BC0000-0x0000000002BED000-memory.dmp

memory/2100-15-0x0000000002C50000-0x0000000002D50000-memory.dmp

memory/2100-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2100-18-0x0000000004810000-0x000000000482A000-memory.dmp

memory/2100-19-0x0000000007350000-0x00000000078F4000-memory.dmp

memory/2100-20-0x00000000048E0000-0x00000000048F8000-memory.dmp

memory/2100-24-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-48-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-46-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-44-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-42-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-40-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-38-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-36-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-34-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-32-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-30-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-29-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-26-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-21-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-22-0x00000000048E0000-0x00000000048F2000-memory.dmp

memory/2100-49-0x0000000002C50000-0x0000000002D50000-memory.dmp

memory/2100-51-0x0000000002BC0000-0x0000000002BED000-memory.dmp

memory/2100-50-0x0000000000400000-0x0000000002B9E000-memory.dmp

memory/2100-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2100-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk345435.exe

MD5 29a7a3908628bda65a27921cd0949e75
SHA1 c04b735e868b91a8725c09219ae4704c4aa6e7b0
SHA256 a64d512802e7e679262d42ea2a24a400b1f5a15cd28109c3aed74968cdf267a0
SHA512 0267fc36f70118a306c63e7a1a21643433ab2431add18cd45d3285de3d502f8eb6a1b6fecaee59ebf62ae9fead8ac5eeeb0b5d2e4fe6954e517518b4345626f2

memory/2100-54-0x0000000000400000-0x0000000002B9E000-memory.dmp

memory/404-60-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

memory/404-61-0x0000000007760000-0x000000000779A000-memory.dmp

memory/404-83-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-95-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-93-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-91-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-89-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-87-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-85-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-81-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-79-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-77-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-75-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-73-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-71-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-69-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-67-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-65-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-63-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-62-0x0000000007760000-0x0000000007795000-memory.dmp

memory/404-854-0x0000000009C80000-0x000000000A298000-memory.dmp

memory/404-855-0x000000000A340000-0x000000000A352000-memory.dmp

memory/404-856-0x000000000A360000-0x000000000A46A000-memory.dmp

memory/404-857-0x000000000A480000-0x000000000A4BC000-memory.dmp

memory/404-858-0x0000000004B20000-0x0000000004B6C000-memory.dmp