Malware Analysis Report

2025-08-05 10:41

Sample ID 241109-gzdsbszanl
Target 8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de
SHA256 8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de
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

8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de

Threat Level: Known bad

The file 8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de was found to be: Known bad.

Malicious Activity Summary

healer redline dubik discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

RedLine

Detects Healer an antivirus disabler dropper

RedLine payload

Healer

Redline family

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 06:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 06:14

Reported

2024-11-09 06:16

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de.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\IXP001.TMP\rYZ5444.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.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\rYZ5444.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\rYZ5444.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\rYZ5444.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\IXP001.TMP\rYZ5444.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\8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de.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\vGb2377.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\8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vGb2377.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tEt08YM.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de.exe

"C:\Users\Admin\AppData\Local\Temp\8f5aacba4697188eaf8541728f2b5d795769963059df62a65f5aece82d0395de.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vGb2377.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vGb2377.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tEt08YM.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tEt08YM.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.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 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 14.227.111.52.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\vGb2377.exe

MD5 9319f1946d75f2c37f126b72b54e5f7a
SHA1 fee92b0b33c0a8783bcf98b2bd1fd245667bc21f
SHA256 4fc5e0b74a2a4938df3457080802dee72b12723a48ffdc67d58898b89f321884
SHA512 eac4b37cb80fd67dae3193d6929f2e5057b13bee46c6d94b0e4b7e9ec907df9d218977b8b9b31b7bef8227b3b405c081a182a08647c62a0ef98c3f4cbb86dc82

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rYZ5444.exe

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

memory/1896-14-0x00007FFBB8303000-0x00007FFBB8305000-memory.dmp

memory/1896-15-0x00000000004A0000-0x00000000004AA000-memory.dmp

memory/1896-16-0x00007FFBB8303000-0x00007FFBB8305000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tEt08YM.exe

MD5 cddbd387c5c8bb5e8a8ad341f7d05475
SHA1 1ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256 c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512 ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

memory/396-21-0x00000000002C0000-0x00000000002F2000-memory.dmp

memory/396-22-0x00000000052C0000-0x00000000058D8000-memory.dmp

memory/396-23-0x0000000004DB0000-0x0000000004EBA000-memory.dmp

memory/396-24-0x0000000004CE0000-0x0000000004CF2000-memory.dmp

memory/396-25-0x0000000004D40000-0x0000000004D7C000-memory.dmp

memory/396-26-0x0000000004EC0000-0x0000000004F0C000-memory.dmp