Malware Analysis Report

2024-11-30 23:20

Sample ID 220410-qkmaladff7
Target 2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe
SHA256 2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19
Tags
cn32mx blacknet persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19

Threat Level: Known bad

The file 2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe was found to be: Known bad.

Malicious Activity Summary

cn32mx blacknet persistence trojan

BlackNET Payload

Blacknet family

Contains code to disable Windows Defender

BlackNET

Adds Run key to start application

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-10 13:19

Signatures

BlackNET Payload

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

Blacknet family

blacknet

Contains code to disable Windows Defender

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-10 13:19

Reported

2022-04-10 13:37

Platform

win7-20220311-en

Max time kernel

4294208s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe"

Signatures

BlackNET

trojan blacknet

BlackNET Payload

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

Contains code to disable Windows Defender

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows\CurrentVersion\Run\e162b1333458a713bc6916cc8ac4110c = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe" C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe

"C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 theblogreader-blog.wtf udp
CA 172.105.27.61:80 theblogreader-blog.wtf tcp
CA 172.105.27.61:80 theblogreader-blog.wtf tcp
US 8.8.8.8:53 theblogreader-blog.wtf udp
CA 172.105.27.61:80 theblogreader-blog.wtf tcp

Files

memory/1860-54-0x0000000000370000-0x0000000000392000-memory.dmp

memory/1860-55-0x000000001ACE0000-0x000000001ACE2000-memory.dmp

memory/1860-56-0x000000001ACE9000-0x000000001AD08000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-10 13:19

Reported

2022-04-10 13:37

Platform

win10v2004-en-20220113

Max time kernel

132s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe"

Signatures

BlackNET

trojan blacknet

BlackNET Payload

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

Contains code to disable Windows Defender

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe

"C:\Users\Admin\AppData\Local\Temp\2f5618011959e0ea6248675fe90c7ff13966cfccb5d0d84d46163d0b4814ca19.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 theblogreader-blog.wtf udp
CA 172.105.27.61:80 theblogreader-blog.wtf tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
CA 172.105.27.61:80 theblogreader-blog.wtf tcp

Files

memory/1344-130-0x0000000000E60000-0x0000000000E82000-memory.dmp

memory/1344-131-0x00007FFE82B80000-0x00007FFE83641000-memory.dmp

memory/1344-132-0x000000001C830000-0x000000001C832000-memory.dmp