Malware Analysis Report

2024-12-07 04:08

Sample ID 241113-y86cdayekf
Target 5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.exe
SHA256 5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e
Tags
healer redline fud 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

5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e

Threat Level: Known bad

The file 5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.exe was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Healer

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:28

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:28

Reported

2024-11-13 20:30

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.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\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.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\IXP000.TMP\sf73jF71jA87.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\5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.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\5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf73cY78kN45.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf73cY78kN45.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.exe

"C:\Users\Admin\AppData\Local\Temp\5a5bf4a7d3079167d98490e60d354d23cb40fe76a1c5ad57b74615712c2e984e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf73cY78kN45.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf73cY78kN45.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 68.144.22.2.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf73jF71jA87.exe

MD5 8dd706a687ea3cf2322f398c156d4351
SHA1 7778f6cb9f40430c837040d6534954c233834f19
SHA256 d46797a4b65211e1cd92e515d33fa400d4555d6ecb5d223d76bb00446cdeb4d2
SHA512 a4a5a18945d00b7ddf983d8db20253080a9c248c84c661f394774216dd3875c53949c1f3d346816f8dc144888d28e78c133f4f44ea0d54012dc9f346534ac54e

memory/432-7-0x00007FFBB8273000-0x00007FFBB8275000-memory.dmp

memory/432-8-0x00000000006E0000-0x00000000006EA000-memory.dmp

memory/432-9-0x00007FFBB8273000-0x00007FFBB8275000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf73cY78kN45.exe

MD5 bd407beaed8912f6f9f5b269e5a85686
SHA1 f9d8fc6c0a1ca9a1e0af1ca278f629994df04b1b
SHA256 3fb5f126878146985387aac28dc8b1c17d8ee6ae3630a0c754c135138180d367
SHA512 79eca3bfa76f241986888271cbcf4858a6eb2c729b1dbebcf000ae13b9fb1e981360c930e40c39437c027794ecce33d9302e6db93d65208ad6bb458aa1b2ff72

memory/4940-15-0x0000000000820000-0x0000000000920000-memory.dmp

memory/4940-16-0x0000000000660000-0x00000000006AB000-memory.dmp

memory/4940-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4940-18-0x0000000004C30000-0x0000000004C76000-memory.dmp

memory/4940-19-0x0000000004E10000-0x00000000053B4000-memory.dmp

memory/4940-20-0x0000000004CF0000-0x0000000004D34000-memory.dmp

memory/4940-26-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-36-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-84-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-80-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-78-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-76-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-74-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-72-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-70-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-66-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-64-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-62-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-60-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-58-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-54-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-52-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-50-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-48-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-46-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-44-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-42-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-38-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-34-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-32-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-30-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-28-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-82-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-68-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-56-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-40-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-24-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-22-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-21-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/4940-929-0x0000000005AF0000-0x0000000005B02000-memory.dmp

memory/4940-928-0x00000000059E0000-0x0000000005AEA000-memory.dmp

memory/4940-927-0x00000000053C0000-0x00000000059D8000-memory.dmp

memory/4940-930-0x0000000005B10000-0x0000000005B4C000-memory.dmp

memory/4940-931-0x0000000005C50000-0x0000000005C9C000-memory.dmp

memory/4940-932-0x0000000000820000-0x0000000000920000-memory.dmp

memory/4940-933-0x0000000000660000-0x00000000006AB000-memory.dmp

memory/4940-935-0x0000000000400000-0x000000000044E000-memory.dmp