Malware Analysis Report

2024-12-07 03:36

Sample ID 241118-k68ststbkg
Target 12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.exe
SHA256 12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbba
Tags
healer redline fusa 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

12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbba

Threat Level: Known bad

The file 12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.exe was found to be: Known bad.

Malicious Activity Summary

healer redline fusa discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Healer family

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

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 behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-18 09:13

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-18 09:13

Reported

2024-11-18 09:16

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

114s

Command Line

"C:\Users\Admin\AppData\Local\Temp\12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.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\IXP000.TMP\bzC63Sa.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\bzC63Sa.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\bzC63Sa.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\bzC63Sa.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\bzC63Sa.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\bzC63Sa.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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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\bzC63Sa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dIT72tg.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\bzC63Sa.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.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\12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.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\bzC63Sa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dIT72tg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.exe

"C:\Users\Admin\AppData\Local\Temp\12f1806859a61a7029a989d2f88de92dda347ac4b7270d488c25d6bfff97dbbaN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1480 -ip 1480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dIT72tg.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dIT72tg.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bzC63Sa.exe

MD5 c2029dc778813262158edc1d45355023
SHA1 ef89cca7db326570c6342d665d57076da8686989
SHA256 8fefa215a64ff37c9a5ef602de472b12f7d7cbbe48edf3bed071f19d84e03f51
SHA512 40c0dded4f1ea106522a41a1151d55543cf3b36c53f99dfb9d7da0b54697b982cf6c919526fbb60c574a0e1771f53a0fc63c858db346c3c8a11df70e2a3c9fe2

memory/1480-8-0x00000000007B0000-0x00000000008B0000-memory.dmp

memory/1480-9-0x0000000000660000-0x000000000068D000-memory.dmp

memory/1480-10-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1480-11-0x0000000000400000-0x000000000056B000-memory.dmp

memory/1480-12-0x00000000022A0000-0x00000000022BA000-memory.dmp

memory/1480-13-0x0000000004C80000-0x0000000005224000-memory.dmp

memory/1480-14-0x0000000004C40000-0x0000000004C58000-memory.dmp

memory/1480-15-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-22-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-42-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-40-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-38-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-36-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-34-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-33-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-30-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-28-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-26-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-24-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-20-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-18-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-16-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/1480-43-0x00000000007B0000-0x00000000008B0000-memory.dmp

memory/1480-45-0x0000000000660000-0x000000000068D000-memory.dmp

memory/1480-46-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1480-49-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1480-48-0x0000000000400000-0x000000000056B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dIT72tg.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/1996-53-0x00000000747BE000-0x00000000747BF000-memory.dmp

memory/1996-54-0x00000000009E0000-0x0000000000A12000-memory.dmp

memory/1996-55-0x0000000005800000-0x0000000005E18000-memory.dmp

memory/1996-56-0x0000000005380000-0x000000000548A000-memory.dmp

memory/1996-57-0x00000000052D0000-0x00000000052E2000-memory.dmp

memory/1996-58-0x0000000005330000-0x000000000536C000-memory.dmp

memory/1996-59-0x0000000005490000-0x00000000054DC000-memory.dmp

memory/1996-60-0x00000000747BE000-0x00000000747BF000-memory.dmp