Malware Analysis Report

2025-04-03 14:17

Sample ID 241109-1s2qcstblr
Target ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617
SHA256 ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617
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

ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617

Threat Level: Known bad

The file ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617 was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

RedLine

Healer

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 21:55

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 21:55

Reported

2024-11-09 21:58

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.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\IXP001.TMP\jr520691.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\ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617.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\ziGw2643.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\ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGw2643.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku557508.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku557508.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617.exe

"C:\Users\Admin\AppData\Local\Temp\ec4fdc02f3d60c37316d2d878bdb68150f02fdeeb13ac54f182913c43e4b3617.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGw2643.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGw2643.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku557508.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku557508.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGw2643.exe

MD5 ee5b770051b9d4944f8eb28465779e64
SHA1 2e11b812806f4c5f7d86531db21fc982a7359d6c
SHA256 b1a02191fb3056c168722adfcf8765b0d4c14d576e6ce050648e3411b84dba62
SHA512 d89e46777feb9952b1342a866ca684f184bd4f95392695a3519ed60355e1f190257182c0b345768df6f63dae44efbee29f424b07a5d4466e421a7954e855c466

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520691.exe

MD5 7d2cfcff3ca68fcc3095f17a1c88dab2
SHA1 40d0d506888ee124c6165f52680604988fe6a403
SHA256 41164d42beb746ade5ed1304a5c48494b3f59c440644cc15940e9dec33d9e3b9
SHA512 4e8cb9ed743e39b1ab652e882304e4fe9806437d6f4cb36443b455bd3f0340cc9b3109bc16f3bcb3226db4835f1a29c81d72baf1e6daaf39182d133d6beeabff

memory/644-14-0x00007FFFFE003000-0x00007FFFFE005000-memory.dmp

memory/644-15-0x00000000005A0000-0x00000000005AA000-memory.dmp

memory/644-16-0x00007FFFFE003000-0x00007FFFFE005000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku557508.exe

MD5 6d94fb90692df498b0ce6cf2d1f19f1f
SHA1 4c684ea69cff61f1dac24f31cdd2629dff7087b1
SHA256 644e1bedd085e60a07f4effbfac072581251244339f16188d6d22ebf5e489bd0
SHA512 df6c20ec48c2ecdb7db4e397dbd89a7e440b78ed6aeda70121c28eed5ff62ae033869daba9a0e802a4ebfa1d51f334c6cf2b3baa6e90678bfdee849b1f82190d

memory/2372-22-0x0000000004AA0000-0x0000000004AE6000-memory.dmp

memory/2372-23-0x0000000007300000-0x00000000078A4000-memory.dmp

memory/2372-24-0x00000000071C0000-0x0000000007204000-memory.dmp

memory/2372-26-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-34-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-89-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-86-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-84-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-80-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-78-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-77-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-74-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-73-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-70-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-69-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-932-0x0000000007ED0000-0x0000000007FDA000-memory.dmp

memory/2372-934-0x0000000007FE0000-0x000000000801C000-memory.dmp

memory/2372-933-0x00000000072B0000-0x00000000072C2000-memory.dmp

memory/2372-931-0x00000000078B0000-0x0000000007EC8000-memory.dmp

memory/2372-66-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-64-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-62-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-935-0x0000000008120000-0x000000000816C000-memory.dmp

memory/2372-60-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-59-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-56-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-54-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-52-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-50-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-48-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-46-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-44-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-42-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-38-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-36-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-32-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-30-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-28-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-82-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-40-0x00000000071C0000-0x00000000071FF000-memory.dmp

memory/2372-25-0x00000000071C0000-0x00000000071FF000-memory.dmp