Malware Analysis Report

2024-08-06 10:58

Sample ID 240626-3mhreatbrp
Target 25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.exe
SHA256 25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c
Tags
100000 cobaltstrike
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c

Threat Level: Known bad

The file 25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

100000 cobaltstrike

Cobalt Strike reflective loader

Cobaltstrike family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 23:37

Signatures

Cobalt Strike reflective loader

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

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 23:37

Reported

2024-06-26 23:40

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4480 wrote to memory of 1920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4480 wrote to memory of 1920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4480 wrote to memory of 1920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1920 -ip 1920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 632

Network

Country Destination Domain Proto
US 52.111.229.43:443 tcp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 23:37

Reported

2024-06-26 23:40

Platform

win7-20240221-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2772 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2772 wrote to memory of 2816 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2772 wrote to memory of 2816 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2772 wrote to memory of 2816 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2772 wrote to memory of 2816 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\25c69ca66d2831f0957742e2ca3a759e2d8aa736e21df012620ab8aa8b42c48c_NeikiAnalytics.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 228

Network

N/A

Files

N/A