Malware Analysis Report

2024-12-07 04:06

Sample ID 241113-yvvnqaycpd
Target a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.exe
SHA256 a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80
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

a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80

Threat Level: Known bad

The file a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.exe was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Redline family

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

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

2024-11-13 20:06

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:06

Reported

2024-11-13 20:09

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.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\76898900.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\76898900.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.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\76898900.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\76898900.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe N/A

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\76898900.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.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\a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.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\a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.exe

"C:\Users\Admin\AppData\Local\Temp\a1ed8c1988c02c63d3ac570ec1bb7d0c8e6558aa1571ae25d13ba356acbf8a80.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\76898900.exe

MD5 2b71f4b18ac8214a2bff547b6ce2f64f
SHA1 b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5
SHA256 f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc
SHA512 33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177

memory/3748-7-0x000000007429E000-0x000000007429F000-memory.dmp

memory/3748-8-0x00000000022D0000-0x00000000022EA000-memory.dmp

memory/3748-11-0x0000000004F40000-0x0000000004F58000-memory.dmp

memory/3748-10-0x0000000004970000-0x0000000004F14000-memory.dmp

memory/3748-9-0x0000000074290000-0x0000000074A40000-memory.dmp

memory/3748-12-0x0000000074290000-0x0000000074A40000-memory.dmp

memory/3748-40-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-41-0x0000000074290000-0x0000000074A40000-memory.dmp

memory/3748-38-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-36-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-34-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-32-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-30-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-28-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-26-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-24-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-22-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-20-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-18-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-16-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-14-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-13-0x0000000004F40000-0x0000000004F53000-memory.dmp

memory/3748-42-0x000000007429E000-0x000000007429F000-memory.dmp

memory/3748-43-0x0000000074290000-0x0000000074A40000-memory.dmp

memory/3748-45-0x0000000074290000-0x0000000074A40000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp440175.exe

MD5 6d7eb979fe91ae00cbb435be46dd26d4
SHA1 8110d5bc71faff363f5a7d40a567bfc2ad6140c3
SHA256 6c9601163e8669f42e3d605d0ef7a47f9521546e33b01952bb7563e6421f017d
SHA512 a56da5d37084d975dab042d88e47d44497226124d2a595f742391f649e3f72c6ff797dbb0217ac3a560a1864e811dc8c32c87f55491eeab24d3956b0ac55f9e1

memory/4568-50-0x0000000002E20000-0x0000000002F20000-memory.dmp

memory/4568-51-0x0000000002F20000-0x0000000002F66000-memory.dmp

memory/4568-52-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4568-53-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

memory/4568-54-0x0000000004C40000-0x0000000004C7A000-memory.dmp

memory/4568-60-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-68-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-90-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-86-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-84-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-82-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-80-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-78-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-76-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-74-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-72-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-70-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-66-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-64-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-62-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-58-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-88-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-56-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-55-0x0000000004C40000-0x0000000004C75000-memory.dmp

memory/4568-848-0x0000000004D90000-0x0000000004DA2000-memory.dmp

memory/4568-849-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/4568-847-0x0000000009D50000-0x000000000A368000-memory.dmp

memory/4568-850-0x000000000A480000-0x000000000A4BC000-memory.dmp

memory/4568-851-0x000000000A5F0000-0x000000000A63C000-memory.dmp

memory/4568-852-0x0000000002E20000-0x0000000002F20000-memory.dmp

memory/4568-854-0x0000000002F20000-0x0000000002F66000-memory.dmp

memory/4568-855-0x0000000000400000-0x0000000000449000-memory.dmp