Malware Analysis Report

2024-12-06 02:56

Sample ID 241110-ckct9sxbrk
Target 7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4
SHA256 7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4
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

7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4

Threat Level: Known bad

The file 7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

RedLine payload

Detects Healer an antivirus disabler dropper

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

Healer family

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

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 02:07

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:07

Reported

2024-11-10 02:10

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.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\IXP001.TMP\53793158.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\53793158.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\53793158.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\53793158.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\53793158.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.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\un482618.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\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.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\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1000 wrote to memory of 5000 N/A C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe
PID 1000 wrote to memory of 5000 N/A C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe
PID 1000 wrote to memory of 5000 N/A C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe
PID 5000 wrote to memory of 4592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe
PID 5000 wrote to memory of 4592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe
PID 5000 wrote to memory of 4592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe
PID 5000 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe
PID 5000 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe
PID 5000 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe

"C:\Users\Admin\AppData\Local\Temp\7452081f0b73bc075618151342460bc68926e6e529f8721e38780550edfa0bc4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4592 -ip 4592

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
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 43.229.111.52.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
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un482618.exe

MD5 c65bf75896e3f6923c0daf944a059017
SHA1 1afd2118ed8f8e3a9bd26ae6c9ae30891674d6f1
SHA256 b0c1cc3a8f9df45370e463023c0ee2c639388bd3d19e7f76ba63b4f808fa3c28
SHA512 9555921b9659fc51651c386776bc21b31667ea2934a4e029cf0e754fb7b5737f24648bc8438b4cd31adbf3d12815e831f72853665d6a06f872ce4da679f86d51

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53793158.exe

MD5 76084ba1b90f376537fb4e7421e9edc0
SHA1 c7653de743956300964b46e905bbd60705d586ba
SHA256 c00021437ee70d7f124c2ed27b4c0ab99068bd55e22bf751f029eece6f4f3f12
SHA512 58e693c2e38de2f959e41885f83e9ac1e5b5471a2e1523a79cabfc8ba0493a953c41fb475d01f5f92b3b5bb3bb637ad5d1edaf4563020cd4975c18181f7d1a20

memory/4592-15-0x0000000002EB0000-0x0000000002FB0000-memory.dmp

memory/4592-16-0x0000000002C70000-0x0000000002C9D000-memory.dmp

memory/4592-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4592-18-0x00000000047F0000-0x000000000480A000-memory.dmp

memory/4592-19-0x0000000007220000-0x00000000077C4000-memory.dmp

memory/4592-20-0x0000000004AE0000-0x0000000004AF8000-memory.dmp

memory/4592-36-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-44-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-48-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-46-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-42-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-40-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-38-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-34-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-32-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-31-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-29-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-27-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-24-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-22-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-21-0x0000000004AE0000-0x0000000004AF3000-memory.dmp

memory/4592-49-0x0000000002EB0000-0x0000000002FB0000-memory.dmp

memory/4592-51-0x0000000002C70000-0x0000000002C9D000-memory.dmp

memory/4592-50-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/4592-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4592-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk320658.exe

MD5 e5206206bb376eb7b4064a25a2ce6054
SHA1 59df27fb8d45f8407472b19027a1c1416232aa40
SHA256 84e16e59ee535b63c5e6950ee69d1d9a3e84819e9368597fe93c866775613b44
SHA512 46432a01350a43b499deb16487528a5b8dc7d869c8af6a7032a0194238760532e184208ea3d088d1c5be34846c981081568ea0f4e6f7e9af058d0617cf1b53d9

memory/4592-54-0x0000000000400000-0x0000000002B9B000-memory.dmp

memory/4244-60-0x0000000004770000-0x00000000047AC000-memory.dmp

memory/4244-61-0x0000000007190000-0x00000000071CA000-memory.dmp

memory/4244-73-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-75-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-95-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-93-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-92-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-89-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-87-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-85-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-83-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-81-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-79-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-77-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-71-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-69-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-67-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-65-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-63-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-62-0x0000000007190000-0x00000000071C5000-memory.dmp

memory/4244-854-0x0000000009CC0000-0x000000000A2D8000-memory.dmp

memory/4244-855-0x000000000A330000-0x000000000A342000-memory.dmp

memory/4244-856-0x000000000A350000-0x000000000A45A000-memory.dmp

memory/4244-857-0x000000000A470000-0x000000000A4AC000-memory.dmp

memory/4244-858-0x0000000004A40000-0x0000000004A8C000-memory.dmp