Malware Analysis Report

2024-09-11 16:50

Sample ID 240615-v93fbsygke
Target 2260-68-0x0000000000400000-0x0000000000648000-memory.dmp
SHA256 a0c6e4e0553fbbde8563815765cfa7ad840e513bd9ba31ccc130d5904a1c1aeb
Tags
stealer vidar stealc
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

a0c6e4e0553fbbde8563815765cfa7ad840e513bd9ba31ccc130d5904a1c1aeb

Threat Level: Known bad

The file 2260-68-0x0000000000400000-0x0000000000648000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

stealer vidar stealc

Detect Vidar Stealer

Stealc family

Vidar family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-15 17:42

Signatures

Detect Vidar Stealer

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

Stealc family

stealc

Vidar family

vidar

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 17:42

Reported

2024-06-15 17:44

Platform

win7-20240611-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe"

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2932 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe C:\Windows\SysWOW64\WerFault.exe
PID 2932 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe C:\Windows\SysWOW64\WerFault.exe
PID 2932 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe C:\Windows\SysWOW64\WerFault.exe
PID 2932 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 36

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 17:42

Reported

2024-06-15 17:44

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe"

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2260-68-0x0000000000400000-0x0000000000648000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2472 -ip 2472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2472 -s 224

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A