Malware Analysis Report

2024-12-06 02:43

Sample ID 241110-azhb7aylcm
Target 39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d
SHA256 39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d
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

39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d

Threat Level: Known bad

The file 39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer

Healer family

RedLine

RedLine payload

Detects Healer an antivirus disabler dropper

Redline family

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:38

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:38

Reported

2024-11-10 00:41

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d.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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.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\39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d.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\ziRX1796.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\IXP000.TMP\ziRX1796.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku028797.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku028797.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d.exe

"C:\Users\Admin\AppData\Local\Temp\39ee3ea72f6ee38fdd04e3e504358ae78826f7525abcbbf4c43a2c3af59c003d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziRX1796.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziRX1796.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku028797.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku028797.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 11.227.111.52.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\ziRX1796.exe

MD5 09fe6ff05df5de6d5210e77a726373da
SHA1 b6f4c516087879362bf3be58b633056ad55b1323
SHA256 55cb7ed0521fd0ff93b2d3ba7231ceb469f06b0964a67b1cc857d0afeb688c90
SHA512 999ef816cd0ab085386d35233c3f335fa89219517317aa4e8a884aff94f7467556883cfd179c51487223acccacdf4ff49b49e6d0161e7c104f939b3fe83f8df4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr624350.exe

MD5 fb91eb9f56ec57168f60ae2e245db685
SHA1 6acebb1f996c7b387141d7faaf39600bd876abf1
SHA256 80bad4098fbf1079be9b5863cdd18e067807b9ada8b8102bb4dd6655e43abc76
SHA512 41623e457c33fc204bbe46649d3b2de48c60ed43a99b2bc1819bd8ef62d50c11abd797228eadca9435d0c5ae3f2d8e5da3e5268fbc7d4f6111828930f30a1d87

memory/3672-14-0x00007FFC0D3E3000-0x00007FFC0D3E5000-memory.dmp

memory/3672-15-0x0000000000040000-0x000000000004A000-memory.dmp

memory/3672-16-0x00007FFC0D3E3000-0x00007FFC0D3E5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku028797.exe

MD5 9ae13ee0a939b2857533236343e09077
SHA1 3dbcd4caba2c2a3142264eca6580d3d988df0169
SHA256 243fa215f6d26afbea2848915e3c7010e4d4eb50d137fed90a0a040938b350eb
SHA512 9d5639ab105bc90d2434f8133a0e2a466954bec88aa412c002c6e78652eee7534d2a798aaa805d3378504fee27bbee91f8de332061e6c6c31a18e91a6094ef37

memory/5012-22-0x0000000004B90000-0x0000000004BD6000-memory.dmp

memory/5012-23-0x0000000004C30000-0x00000000051D4000-memory.dmp

memory/5012-24-0x00000000051E0000-0x0000000005224000-memory.dmp

memory/5012-34-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-38-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-88-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-86-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-84-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-82-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-80-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-78-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-76-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-74-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-72-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-70-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-68-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-66-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-64-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-60-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-58-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-56-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-54-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-52-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-50-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-48-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-46-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-44-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-42-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-40-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-36-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-32-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-30-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-28-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-62-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-26-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-25-0x00000000051E0000-0x000000000521F000-memory.dmp

memory/5012-931-0x0000000005230000-0x0000000005848000-memory.dmp

memory/5012-932-0x00000000058D0000-0x00000000059DA000-memory.dmp

memory/5012-933-0x0000000005A10000-0x0000000005A22000-memory.dmp

memory/5012-934-0x0000000005A30000-0x0000000005A6C000-memory.dmp

memory/5012-935-0x0000000005B80000-0x0000000005BCC000-memory.dmp