Malware Analysis Report

2024-11-13 17:38

Sample ID 241110-bzcx5swkcx
Target 42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622
SHA256 42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622
Tags
healer redline rosto 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

42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622

Threat Level: Known bad

The file 42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622 was found to be: Known bad.

Malicious Activity Summary

healer redline rosto discovery dropper evasion infostealer persistence trojan

Healer

Redline family

Healer family

Detects Healer an antivirus disabler dropper

RedLine payload

RedLine

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:34

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:34

Reported

2024-11-10 01:37

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622.exe"

Signatures

Detects Healer an antivirus disabler dropper

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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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.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\IXP000.TMP\urxa95ov79.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.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\42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622.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\42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrMR23Mw29.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrMR23Mw29.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622.exe

"C:\Users\Admin\AppData\Local\Temp\42fb7c372426740d446624dc0084f18f443f4b0ee9ec798288b53fd17a5ab622.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3960 -ip 3960

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrMR23Mw29.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrMR23Mw29.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp
US 8.8.8.8:53 hueref.eu udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urxa95ov79.exe

MD5 fa0bf4034c0d1c31e46269512270b913
SHA1 fe2cc134263ff123c8448a62bff83853a22a8298
SHA256 115b1dd2d011b884f77b0d51c7093ef306649f3d3d78c4ee8b64822add6d944f
SHA512 dd688e8d5b627a70b9d5b2a847a968f8189739c3a85ad5fe68d487a5cb59bc418a95d324ab53bfe08c1c7f7ad3845aa815ca59dd212071875e5e14099e2f6a53

memory/3960-10-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3960-9-0x0000000000650000-0x000000000067D000-memory.dmp

memory/3960-8-0x00000000007D0000-0x00000000008D0000-memory.dmp

memory/3960-11-0x0000000000400000-0x000000000057E000-memory.dmp

memory/3960-12-0x0000000002490000-0x00000000024AA000-memory.dmp

memory/3960-13-0x0000000004B90000-0x0000000005134000-memory.dmp

memory/3960-14-0x0000000002690000-0x00000000026A8000-memory.dmp

memory/3960-15-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-22-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-40-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-38-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-36-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-34-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-42-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-32-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-30-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-28-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-27-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-20-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-18-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-16-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-24-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/3960-43-0x00000000007D0000-0x00000000008D0000-memory.dmp

memory/3960-44-0x0000000000650000-0x000000000067D000-memory.dmp

memory/3960-45-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3960-49-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3960-48-0x0000000000400000-0x000000000057E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrMR23Mw29.exe

MD5 71a839f728f79ee4af543c5ec12771fb
SHA1 f1503f9dc53c3e32ff7256d84d151f76cf601d5c
SHA256 563fa95b6824faee24bef23daae68b191bbf5ec09941d90abad95f8999f195fb
SHA512 b5a8fde95f70836adb284ed60fb56dcab939139f382c39a6aa4e54f859090330e99346ee27a663907f9e6b1a6bf9eb0e859da8aa92739f430f52e277fa13b6e9

memory/4504-54-0x0000000000400000-0x000000000058C000-memory.dmp

memory/4504-55-0x0000000000400000-0x000000000058C000-memory.dmp

memory/4504-56-0x00000000022C0000-0x0000000002306000-memory.dmp

memory/4504-58-0x0000000002450000-0x0000000002494000-memory.dmp

memory/4504-57-0x0000000000400000-0x000000000058C000-memory.dmp

memory/4504-64-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-72-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-92-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-90-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-88-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-86-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-84-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-82-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-78-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-76-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-74-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-70-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-68-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-66-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-80-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-62-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-60-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-59-0x0000000002450000-0x000000000248E000-memory.dmp

memory/4504-965-0x00000000053E0000-0x00000000059F8000-memory.dmp

memory/4504-966-0x0000000005A00000-0x0000000005B0A000-memory.dmp

memory/4504-967-0x0000000004DF0000-0x0000000004E02000-memory.dmp

memory/4504-968-0x0000000005B10000-0x0000000005B4C000-memory.dmp

memory/4504-969-0x0000000005C50000-0x0000000005C9C000-memory.dmp