Malware Analysis Report

2024-12-07 04:08

Sample ID 241113-y6a4fsydqd
Target bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe
SHA256 bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62
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

bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62

Threat Level: Known bad

The file bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline dubik discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

RedLine

Redline family

RedLine payload

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

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

2024-11-13 20:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:23

Reported

2024-11-13 20:25

Platform

win10v2004-20241007-en

Max time kernel

115s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.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\kRn37Kx.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.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\kRn37Kx.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\kRn37Kx.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\kRn37Kx.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\kRn37Kx.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\kRn37Kx.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\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.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\dOh0487.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\IXP001.TMP\nks47GJ.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe

"C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.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 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 68.144.22.2.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe

MD5 d1eacde5832928eca8dc7e82cbe99da7
SHA1 ca5ae32c467a3491bc27aff9dfe45379729aee4f
SHA256 8c5ec114aa5fde60119ed5c3f5db35ff397c134bbfc4911d6637f9b9eecbf8f9
SHA512 f2014fcfbe65de60338231de127575d01e7059027f340a19409c73f6dcc8e5955fcb8698f527755cf645b919b73b3d41947232040be3e69b634215581d1415de

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe

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

memory/632-14-0x00007FFBA0313000-0x00007FFBA0315000-memory.dmp

memory/632-15-0x0000000000ED0000-0x0000000000EDA000-memory.dmp

memory/632-16-0x00007FFBA0313000-0x00007FFBA0315000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.exe

MD5 cddbd387c5c8bb5e8a8ad341f7d05475
SHA1 1ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256 c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512 ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

memory/2116-21-0x0000000000D40000-0x0000000000D72000-memory.dmp

memory/2116-22-0x0000000005CA0000-0x00000000062B8000-memory.dmp

memory/2116-23-0x0000000005820000-0x000000000592A000-memory.dmp

memory/2116-24-0x0000000005750000-0x0000000005762000-memory.dmp

memory/2116-25-0x00000000057B0000-0x00000000057EC000-memory.dmp

memory/2116-26-0x0000000005930000-0x000000000597C000-memory.dmp