Malware Analysis Report

2024-12-06 02:51

Sample ID 241110-a4lv6swbkk
Target 1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b
SHA256 1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b
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

1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b

Threat Level: Known bad

The file 1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Redline family

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

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

2024-11-10 00:46

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:46

Reported

2024-11-10 00:48

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.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\74275352.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\74275352.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\74275352.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\74275352.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\74275352.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\74275352.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.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\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.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\st529424.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\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 224 wrote to memory of 4180 N/A C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe
PID 224 wrote to memory of 4180 N/A C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe
PID 224 wrote to memory of 4180 N/A C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe
PID 4180 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe
PID 4180 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe
PID 4180 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe
PID 4180 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe
PID 4180 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe
PID 4180 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe

"C:\Users\Admin\AppData\Local\Temp\1687d3441f196964017c49360c7767da6e24d4e4db8dfeccaffc8429791a722b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st529424.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 83.210.23.2.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\st529424.exe

MD5 64d59dbe83de1b7ecf1a82fc0665700a
SHA1 abfdfcb4735ce6ed22e1f8d30b296b09a4518e79
SHA256 3f1c7a1a030dd7440e1b89a6b9ecf8e0f20373d7270ccdcf53e12961dbb613ba
SHA512 a4df745a8ec9a20f74baf0048a33f91a222b42fac5c9d6ed396f257f867eb8d6e9472ff97628d2ab2e59671c4ad1f2d54051fdcda0801a4f0bb8ada9fffe1721

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74275352.exe

MD5 3d10b67208452d7a91d7bd7066067676
SHA1 e6c3ab7b6da65c8cc7dd95351f118caf3a50248d
SHA256 5c8ae96739bd9454a59e92b5eb6965647030e87453f7c417dbd7d53ebd837302
SHA512 b86d5ff4f55c90922a890401ae4301da7e71eb5e546a82536073cc58780ce55585214cff39ec9b52f70704580ad36c1fa95ebee1515dd2e7ea313cb670f2b4df

memory/2088-14-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2088-15-0x0000000002190000-0x00000000021AA000-memory.dmp

memory/2088-16-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2088-17-0x0000000004C40000-0x00000000051E4000-memory.dmp

memory/2088-18-0x0000000002630000-0x0000000002648000-memory.dmp

memory/2088-19-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2088-33-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-47-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-45-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-43-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-41-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-39-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-37-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-35-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-31-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-29-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-27-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-25-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-23-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-21-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-20-0x0000000002630000-0x0000000002643000-memory.dmp

memory/2088-48-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2088-49-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2088-50-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2088-52-0x0000000074860000-0x0000000075010000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp055815.exe

MD5 70986986e4da34fc8c4450ff6e99ac7f
SHA1 16bdaf3cebc92d358120c0a1dd983613bb324b28
SHA256 bcf57f2d899744bd7da508cd8edbf92f467a06dcf17249b1d2de7f73098df492
SHA512 cab9872b452e602899a7a4bf74e322bc59707770157bcab253ab89a5ad770283878662f852ef0a0145a235ffe1e9723e32f19582c60bce03f494c14fa5a67718

memory/1380-57-0x0000000007150000-0x000000000718C000-memory.dmp

memory/1380-58-0x00000000077B0000-0x00000000077EA000-memory.dmp

memory/1380-64-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-70-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-68-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-66-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-80-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-62-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-60-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-59-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-74-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-94-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-92-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-90-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-88-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-86-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-84-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-82-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-78-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-76-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-72-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1380-851-0x0000000009CB0000-0x000000000A2C8000-memory.dmp

memory/1380-852-0x000000000A330000-0x000000000A342000-memory.dmp

memory/1380-853-0x000000000A350000-0x000000000A45A000-memory.dmp

memory/1380-854-0x000000000A4B0000-0x000000000A4EC000-memory.dmp

memory/1380-855-0x000000000A4F0000-0x000000000A53C000-memory.dmp