Malware Analysis Report

2024-12-06 02:40

Sample ID 241110-bcgyksvpcy
Target 5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb
SHA256 5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb
Tags
healer redline dubik 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

5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb

Threat Level: Known bad

The file 5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb was found to be: Known bad.

Malicious Activity Summary

healer redline dubik discovery dropper evasion infostealer persistence trojan

Healer family

Modifies Windows Defender Real-time Protection settings

Redline family

Detects Healer an antivirus disabler dropper

RedLine

RedLine payload

Healer

Windows security modification

Executes dropped EXE

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

2024-11-10 00:59

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:59

Reported

2024-11-10 01:02

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

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\IXP002.TMP\kWK29Ve.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

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\IXP002.TMP\kWK29Ve.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\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.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\dDN6633.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.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\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1640 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe
PID 1640 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe
PID 1640 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe
PID 2748 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe
PID 2748 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe
PID 2748 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe
PID 4508 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe
PID 4508 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe
PID 4508 wrote to memory of 1428 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe
PID 4508 wrote to memory of 1428 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe
PID 4508 wrote to memory of 1428 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe

"C:\Users\Admin\AppData\Local\Temp\5ea2349cfc631131eadeb27f3e13266070813787d145feb44197db5a6fe456fb.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dDN6633.exe

MD5 6a709e926664fe0da6285dbfa73fafda
SHA1 c641baae4f397057fe956ffa6e7179dd411151bf
SHA256 57ac84c5cc22b0e2a1f6ca9fd127d571c7a116f3ea8d7d16c48ab6953f9cc01f
SHA512 73cdd0d618370e275ba123752529dfe102e3d15a5e020a948254086a20da92628683e49dd1dc87eb4fe6144216aee0620d12a691aa94f717dea1d29878eeba2b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgw3818.exe

MD5 3b76dadb89b4b5b70fc56ed9d8830222
SHA1 bd9de91a02b6431b154a5813476cbe2854bbe22b
SHA256 ba20f8cdbc572b69a07e5007e5956b5cd70187f19c8f834e6e09e8286f4cbe45
SHA512 f77b2c4189d9d9a084a7b0c8a088744624b241818077e83c77d7047bf473314ea07f827c89926c030c98f44e78b52184b06da11feac17db067cedb8c74527b71

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kWK29Ve.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/1912-21-0x00007FFEBA843000-0x00007FFEBA845000-memory.dmp

memory/1912-22-0x00000000007F0000-0x00000000007FA000-memory.dmp

memory/1912-23-0x00007FFEBA843000-0x00007FFEBA845000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nle97Mn.exe

MD5 cddbd387c5c8bb5e8a8ad341f7d05475
SHA1 1ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256 c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512 ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

memory/1428-28-0x0000000000EE0000-0x0000000000F12000-memory.dmp

memory/1428-29-0x0000000005EF0000-0x0000000006508000-memory.dmp

memory/1428-30-0x00000000059E0000-0x0000000005AEA000-memory.dmp

memory/1428-31-0x00000000058F0000-0x0000000005902000-memory.dmp

memory/1428-32-0x0000000005950000-0x000000000598C000-memory.dmp

memory/1428-33-0x0000000005AF0000-0x0000000005B3C000-memory.dmp