Malware Analysis Report

2025-01-22 13:04

Sample ID 240626-e9clxavgph
Target f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f
SHA256 f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f
Tags
vmprotect
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
7/10

SHA256

f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f

Threat Level: Shows suspicious behavior

The file f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 04:38

Signatures

VMProtect packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 04:38

Reported

2024-06-26 04:40

Platform

win7-20240508-en

Max time kernel

121s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

Signatures

VMProtect packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2156 wrote to memory of 2356 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\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

Network

N/A

Files

memory/2356-0-0x0000000075090000-0x000000007533E000-memory.dmp

memory/2356-3-0x0000000075090000-0x000000007533E000-memory.dmp

memory/2356-2-0x00000000750AC000-0x00000000751F6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 04:38

Reported

2024-06-26 04:40

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

Signatures

VMProtect packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2688 wrote to memory of 4560 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 4560 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 4560 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\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8c1ae1922774f3ac610c27e44adfa91b2096d50212c43309e10ae9176a0395f.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 95.16.208.104.in-addr.arpa udp

Files

memory/4560-0-0x0000000074970000-0x0000000074C1E000-memory.dmp

memory/4560-3-0x0000000074970000-0x0000000074C1E000-memory.dmp

memory/4560-2-0x000000007498C000-0x0000000074AD6000-memory.dmp