Malware Analysis Report

2025-05-06 01:34

Sample ID 241110-dyplnaxrdy
Target dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b
SHA256 dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b
Tags
healer redline rosn 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

dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b

Threat Level: Known bad

The file dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer

Redline family

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:25

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:25

Reported

2024-11-10 03:27

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b.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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.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\jr983587.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\jr983587.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\jr983587.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\jr983587.exe N/A

RedLine

infostealer redline

RedLine payload

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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\jr983587.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.exe N/A

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\jr983587.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\dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b.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\dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b.exe

"C:\Users\Admin\AppData\Local\Temp\dca4938770164371aa107bebbe0f624d859f5384573aa4f623f7b27a021a015b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr983587.exe

MD5 a870103746c359c115ac0a16d915948b
SHA1 15c05220a95ae9ac6b963e0d2ca3fb14ef5c63d7
SHA256 ef54cfce7843347f69148cf6e4db46da2c3ce1e33b522ca256f574637ada1b50
SHA512 d7efbc4e72c1b7ac54e76d82afe9903236b07a22b504ffdb8d8637d2aec854570dd61ecd8e45b1e4307eb5ef11763b95f444ef18f991ffdc6016d4b7a96bd98a

memory/3904-7-0x00007FFDBC963000-0x00007FFDBC965000-memory.dmp

memory/3904-8-0x0000000000D30000-0x0000000000D3A000-memory.dmp

memory/3904-9-0x00007FFDBC963000-0x00007FFDBC965000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku023415.exe

MD5 c565246f7c19aa840142ce2a78bf67d1
SHA1 949cb1eaf75357221e667747ecad20881f6d7d5a
SHA256 a156db13490ca0a9350c2b84ea4d199edaf4b3d05006dfefcb591ed62cd4eafb
SHA512 24fe5b91ed8d8c8c56c1d071f876efbda7840d02388b1eed88c51b8227044c3597f561f81ecd801a9ab56d05da813c695bcac8e3476ab81dd1f8b845943fe9c0

memory/4432-15-0x0000000000620000-0x0000000000720000-memory.dmp

memory/4432-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4432-16-0x0000000000590000-0x00000000005DB000-memory.dmp

memory/4432-18-0x00000000024C0000-0x0000000002506000-memory.dmp

memory/4432-19-0x0000000004CB0000-0x0000000005254000-memory.dmp

memory/4432-20-0x0000000004AF0000-0x0000000004B34000-memory.dmp

memory/4432-28-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-34-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-84-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-82-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-78-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-76-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-74-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-72-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-71-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-68-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-66-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-64-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-62-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-60-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-58-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-56-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-54-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-50-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-48-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-46-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-44-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-42-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-38-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-36-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-32-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-30-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-80-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-52-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-40-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-26-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-24-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-22-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-21-0x0000000004AF0000-0x0000000004B2F000-memory.dmp

memory/4432-927-0x0000000005260000-0x0000000005878000-memory.dmp

memory/4432-928-0x0000000005880000-0x000000000598A000-memory.dmp

memory/4432-929-0x0000000004BE0000-0x0000000004BF2000-memory.dmp

memory/4432-930-0x0000000004C40000-0x0000000004C7C000-memory.dmp

memory/4432-931-0x0000000005A90000-0x0000000005ADC000-memory.dmp

memory/4432-932-0x0000000000620000-0x0000000000720000-memory.dmp

memory/4432-933-0x0000000000590000-0x00000000005DB000-memory.dmp

memory/4432-935-0x0000000000400000-0x000000000044E000-memory.dmp