Malware Analysis Report

2024-11-15 09:56

Sample ID 241110-bv3yrswjey
Target 71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8
SHA256 71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8
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

71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8

Threat Level: Known bad

The file 71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8 was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

RedLine

RedLine payload

Redline family

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:28

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:28

Reported

2024-11-10 01:31

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.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\pro7496.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\pro7496.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\pro7496.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\pro7496.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.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\pro7496.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.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_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\un915312.exe N/A
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\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4908 wrote to memory of 4060 N/A C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe
PID 4908 wrote to memory of 4060 N/A C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe
PID 4908 wrote to memory of 4060 N/A C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe
PID 4060 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe
PID 4060 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe
PID 4060 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe
PID 4060 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe
PID 4060 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe
PID 4060 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe

Processes

C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe

"C:\Users\Admin\AppData\Local\Temp\71294c524a6f5c269e446cd89b2910839380f4641226fca455282d5ccfa099a8.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4828 -ip 4828

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 1016

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un915312.exe

MD5 0ba28ea74be5bdd858287e8e0fb31806
SHA1 8c9846f3609cdf1f55e02d31fc50cf2305d56dbf
SHA256 6454b0324f0a6786e7b2dbcd55ec8d3813aea4d9b14d20606687d1c6e7edecbe
SHA512 28cfba4243cd61ab71584e822792f6031fb7153c1c6ad7e77f00a162c38a6bd0ae26968542c1ff0d7b01f486ee554f6e0aebf7c1018260b944b225a82d512ef5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7496.exe

MD5 368bc9256008425b1541cab8dde80625
SHA1 ad7706be7fdf8c6c1252af85062a43eabcce2248
SHA256 92b16bb52f011d4a166fdda6e59dd4e09ee6cbe4dcb356151a160ca4c3605c31
SHA512 8929274f38d551736a4a3c44094972fcc1ec4ad0fd0c17eca2821b47c8b874733f0b21d333788d3adadc2ed7f06f217978a6aef45e44dd1c3f203483cecab46a

memory/4828-15-0x0000000000640000-0x0000000000740000-memory.dmp

memory/4828-16-0x0000000000530000-0x000000000055D000-memory.dmp

memory/4828-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4828-18-0x0000000000400000-0x00000000004AA000-memory.dmp

memory/4828-19-0x00000000008C0000-0x00000000008DA000-memory.dmp

memory/4828-20-0x0000000004C50000-0x00000000051F4000-memory.dmp

memory/4828-21-0x0000000002490000-0x00000000024A8000-memory.dmp

memory/4828-37-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-49-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-47-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-45-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-43-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-41-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-39-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-36-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-33-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-31-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-29-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-27-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-25-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-23-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-22-0x0000000002490000-0x00000000024A2000-memory.dmp

memory/4828-50-0x0000000000640000-0x0000000000740000-memory.dmp

memory/4828-51-0x0000000000530000-0x000000000055D000-memory.dmp

memory/4828-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4828-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4828-55-0x0000000000400000-0x00000000004AA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8055.exe

MD5 abb724867edbe5091b1064d668f9ea10
SHA1 d22130f5fcb78d4d81b840a7d3551b71a405ed29
SHA256 9cd6ce225fe93e203755f653676e3f41b9be70b898d1899d7fc61478682b2e63
SHA512 fde431f0acd6881173a70d59f5827a056ead7a4bfe9173558a9a241bd7cdb3f86f850f5ac3183fbd7517a28b678c528ddfc6e9dacc67e88c139e092b9220f554

memory/2152-61-0x00000000024A0000-0x00000000024E6000-memory.dmp

memory/2152-62-0x0000000002530000-0x0000000002574000-memory.dmp

memory/2152-82-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-86-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-96-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-94-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-92-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-90-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-88-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-84-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-80-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-78-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-76-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-74-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-72-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-70-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-68-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-66-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-64-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-63-0x0000000002530000-0x000000000256F000-memory.dmp

memory/2152-969-0x0000000005270000-0x0000000005888000-memory.dmp

memory/2152-970-0x0000000005890000-0x000000000599A000-memory.dmp

memory/2152-971-0x0000000004BE0000-0x0000000004BF2000-memory.dmp

memory/2152-972-0x0000000004C00000-0x0000000004C3C000-memory.dmp

memory/2152-973-0x0000000004C50000-0x0000000004C9C000-memory.dmp