Malware Analysis Report

2024-12-06 02:45

Sample ID 241110-a4pxtswcjd
Target 299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4
SHA256 299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4
Tags
healer redline dars 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

299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4

Threat Level: Known bad

The file 299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4 was found to be: Known bad.

Malicious Activity Summary

healer redline dars discovery dropper evasion infostealer persistence trojan

Healer family

Healer

RedLine payload

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:46

Reported

2024-11-10 00:48

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.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

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\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.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\y6729835.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\y0929101.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3472 set thread context of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

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\IXP002.TMP\k1992132.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5012 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe
PID 5012 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe
PID 5012 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe
PID 2648 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe
PID 2648 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe
PID 2648 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe
PID 2340 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe
PID 2340 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe
PID 2340 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe
PID 3472 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3472 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3472 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3472 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3472 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2340 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe
PID 2340 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe
PID 2340 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe

Processes

C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe

"C:\Users\Admin\AppData\Local\Temp\299785b35e094af59a46c304019ed7bb26d310d3117ecb9f1c6e6a5429c2c3e4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 83.97.73.127:19045 tcp
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 83.97.73.127:19045 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 83.97.73.127:19045 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 83.97.73.127:19045 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
RU 83.97.73.127:19045 tcp
RU 83.97.73.127:19045 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6729835.exe

MD5 15b4964909b28d3b58ed74e8322958e3
SHA1 a355d81ab9ec4bc1e5fe5ef2059d3a8ec0d428e4
SHA256 5bf8682b5660d374b17cc06d9c826f1c4ba4cd7f17aaf48810fee5366785394b
SHA512 919134d0f2aeb92c8ba720966e056be4cbfd246e0ced02fd4699da67aa9facc22343ef128356bf569dcd989b99528013d293aca83975f3b44a4bce8a686ad2e5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0929101.exe

MD5 e6896a8ec47127a2ae5fcd514e3d2546
SHA1 4f7736a9d13baf36f8e837c0faded5e7786e5baa
SHA256 91e3920bb67e8dc575bd0d6b39cd82dd05ad051a4f20e48b25be32d80965e0c1
SHA512 d17a9089af8d90858ac666cdd600f3f37f114373c19007d91c1245c789b1fb9f970bea31267f9af4eaeaeb2f88f3c63fdf7722a85035b1672fd5ae8bd9e5339b

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1992132.exe

MD5 88dd907aae86e7693fca975fa2acfa69
SHA1 a185859f1baed3d817da0444114c285372976c95
SHA256 3efdde33ff0cf29ac95751b1af88445bc6289d24b365a934c1023c89c2e4f0c7
SHA512 b5356a49195dbdf61564d709c408e769d892c65d2c76658ea9ae94e049c30ab39d4bda6bd33caf8c73a8830e703c0c3eda81e8a0f2d67dcdbaf8c459b359fa7e

memory/4952-22-0x00000000001D0000-0x00000000001DA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8886959.exe

MD5 b69c74adec59fece8dfb98ec5e359add
SHA1 b1ab484298602d2c7e05610b57538b5fcf25048d
SHA256 23f665c4504dd39b62ad3bb7253873462e0028fefe54a17d32c8366186c50037
SHA512 1de6c86f79c892c361d59a024c541095324aa8a8ebf86bc5a6d97a7f5fda1c152ff3858820a30ba19482378fb9a2fda8bc2514005fd7a5f0e74ea36f7b731e29

memory/2752-30-0x0000000000800000-0x000000000082E000-memory.dmp

memory/2752-31-0x00000000010B0000-0x00000000010B6000-memory.dmp

memory/2752-32-0x000000000AC60000-0x000000000B278000-memory.dmp

memory/2752-33-0x000000000A7B0000-0x000000000A8BA000-memory.dmp

memory/2752-34-0x000000000A6E0000-0x000000000A6F2000-memory.dmp

memory/2752-35-0x000000000A740000-0x000000000A77C000-memory.dmp

memory/2752-36-0x00000000029F0000-0x0000000002A3C000-memory.dmp