Malware Analysis Report

2025-01-23 07:38

Sample ID 241104-q7xpvatkbl
Target 20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc
SHA256 20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc
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

20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc

Threat Level: Known bad

The file 20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Redline family

Healer

Healer family

RedLine

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 13:54

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 13:54

Reported

2024-11-04 13:57

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.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\IXP001.TMP\pr699347.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\pr699347.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\pr699347.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\pr699347.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\pr699347.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\pr699347.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\pr699347.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.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\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.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\un825607.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\un825607.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3332 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe
PID 3332 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe
PID 3332 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe
PID 1324 wrote to memory of 4272 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe
PID 1324 wrote to memory of 4272 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe
PID 1324 wrote to memory of 4272 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe
PID 1324 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe
PID 1324 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe
PID 1324 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe

Processes

C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe

"C:\Users\Admin\AppData\Local\Temp\20538e5d115edba831873f64b0391e82d9f9d6752b5d185ac740449c7274abbc.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4272 -ip 4272

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 1028

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
RU 185.161.248.153:38452 tcp
RU 185.161.248.153:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825607.exe

MD5 905540ed938a858b70cfbc0fe9da5510
SHA1 e2ec36be9ff71d5e44ab65e0c0696c47e3e2d7d0
SHA256 87c56854f31d77f41ae817b4911ceff40a5576f8e4a1bf60df55824a42cb5c26
SHA512 7eff7b96096e96ce6e280d2aa295e5291d4008abe0718933bec86394c3c000b11738d9a0702791b1ad122a681115f9d9ff8d6e463a809a5227ef14c660630fec

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr699347.exe

MD5 17c9e6a8e2f68459543464394f07954f
SHA1 3c6d225cb2616bc0fdb12fcdaa9432fd9b35ba6e
SHA256 ce72b3c0fd111f8d01dadd23e066b860173dd99ba0a0d1bf5cf4fc73d89c449e
SHA512 38e02fadbd15703a76f9daa3c5e46d5b337f69dc84ae61d1601060acb81ae6103a3256b12673a5754775ba5206b3678b0b7277710a898832a840fa17fc6c575b

memory/4272-15-0x0000000002D20000-0x0000000002E20000-memory.dmp

memory/4272-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4272-17-0x0000000004C20000-0x0000000004C3A000-memory.dmp

memory/4272-18-0x0000000007210000-0x00000000077B4000-memory.dmp

memory/4272-20-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/4272-19-0x0000000007140000-0x0000000007158000-memory.dmp

memory/4272-28-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-26-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-24-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-22-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-21-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-48-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-46-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-44-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-42-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-40-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-38-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-36-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-34-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-32-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-30-0x0000000007140000-0x0000000007152000-memory.dmp

memory/4272-50-0x0000000002D20000-0x0000000002E20000-memory.dmp

memory/4272-49-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/4272-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4272-53-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/4272-54-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu129513.exe

MD5 3fa2244ddc4db460e67c48b9953636ef
SHA1 38a507ede08ea8212fe8c09780ace1f9e13517b4
SHA256 dec025640fefce5e350816d078b789836903776f70241eb774d139eafd6c235d
SHA512 66a15573c47220b642faf8459f7526aa8be8ab578a3adda62be2df3d5dcf9bfca6d943bd4edf20ab687870e80b559034b7df759c89b14971133600553b8a3049

memory/1540-59-0x0000000004BE0000-0x0000000004C1C000-memory.dmp

memory/1540-60-0x00000000077B0000-0x00000000077EA000-memory.dmp

memory/1540-66-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-64-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-62-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-61-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-78-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-94-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-92-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-90-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-88-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-86-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-84-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-82-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-76-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-74-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-72-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-70-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-68-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-80-0x00000000077B0000-0x00000000077E5000-memory.dmp

memory/1540-854-0x000000000A350000-0x000000000A362000-memory.dmp

memory/1540-853-0x0000000009CB0000-0x000000000A2C8000-memory.dmp

memory/1540-855-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/1540-856-0x000000000A4A0000-0x000000000A4DC000-memory.dmp

memory/1540-857-0x0000000004870000-0x00000000048BC000-memory.dmp