Malware Analysis Report

2025-06-16 05:26

Sample ID 221011-m59d3sbdg9
Target 2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6
SHA256 2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6
Tags
vidar 517 discovery spyware stealer
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 Overview

score
10/10

SHA256

2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6

Threat Level: Known bad

The file 2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6 was found to be: Known bad.

Malicious Activity Summary

vidar 517 discovery spyware stealer

Vidar

Loads dropped DLL

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Accesses 2FA software files, possible credential harvesting

Checks installed software on the system

Suspicious use of SetThreadContext

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-10-11 11:04

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-11 11:04

Reported

2022-10-11 11:10

Platform

win10-20220812-en

Max time kernel

114s

Max time network

183s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe"

Signatures

Vidar

stealer vidar

Reads user/profile data of web browsers

spyware stealer

Accesses 2FA software files, possible credential harvesting

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe
PID 2704 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe

"C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe"

C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe

"C:\Users\Admin\AppData\Local\Temp\2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1728

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
US 52.168.117.169:443 tcp
DE 195.201.251.151:80 195.201.251.151 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 udp
US 52.109.13.62:443 tcp

Files

memory/2704-115-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-116-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-117-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-118-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-119-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-120-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-121-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-123-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-122-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-124-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-125-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-126-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-127-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-128-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-129-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-130-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-131-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-132-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-133-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-134-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-135-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-136-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-138-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-139-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-140-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-141-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-142-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-143-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-150-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-151-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-155-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-158-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-159-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-160-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-161-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-164-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-163-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-162-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-157-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-156-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-154-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-153-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-147-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-149-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/2704-148-0x00000000022F0000-0x000000000233F000-memory.dmp

memory/4012-146-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-145-0x0000000000429CBD-mapping.dmp

memory/4012-144-0x0000000000400000-0x0000000000463000-memory.dmp

memory/4012-167-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-169-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-172-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-171-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-170-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-168-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-166-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-165-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-173-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-174-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-177-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-176-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-175-0x0000000000400000-0x0000000000463000-memory.dmp

memory/4012-178-0x0000000000400000-0x0000000000463000-memory.dmp

memory/4012-179-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-180-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-181-0x0000000077D30000-0x0000000077EBE000-memory.dmp

memory/4012-182-0x0000000077D30000-0x0000000077EBE000-memory.dmp

\ProgramData\nss3.dll

MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

\ProgramData\mozglue.dll

MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

memory/4012-249-0x0000000000400000-0x0000000000463000-memory.dmp