Malware Analysis Report

2025-08-10 12:06

Sample ID 240222-zlwebsfd83
Target LauncherPC_S0FT.zip
SHA256 617fb3247090ea06850a68b7b287ef8f3f856859828c4009ea33bf9375575372
Tags
vidar discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

617fb3247090ea06850a68b7b287ef8f3f856859828c4009ea33bf9375575372

Threat Level: Known bad

The file LauncherPC_S0FT.zip was found to be: Known bad.

Malicious Activity Summary

vidar discovery spyware stealer

Detect Vidar Stealer

Vidar

Downloads MZ/PE file

Reads data files stored by FTP clients

Checks computer location settings

Deletes itself

Checks installed software on the system

Enumerates physical storage devices

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-22 20:51

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-22 20:48

Reported

2024-02-22 20:56

Platform

win7-20240221-en

Max time kernel

68s

Max time network

73s

Command Line

"C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe"

Signatures

Detect Vidar Stealer

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

Vidar

stealer vidar

Downloads MZ/PE file

Deletes itself

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

Reads data files stored by FTP clients

spyware stealer

Checks installed software on the system

discovery

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe

"C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c start "" "C:\ProgramData\KKJJEBFCGD.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe" & del "C:\ProgramData\*.dll"" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 5

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

Country Destination Domain Proto
NL 5.182.86.94:80 5.182.86.94 tcp

Files

memory/2768-0-0x0000000000E50000-0x000000000189D000-memory.dmp

memory/2768-1-0x00000000000F0000-0x00000000000F1000-memory.dmp

memory/2768-3-0x0000000000E50000-0x000000000189D000-memory.dmp

memory/2768-4-0x00000000000F0000-0x00000000000F1000-memory.dmp

memory/2768-6-0x00000000000F0000-0x00000000000F1000-memory.dmp

memory/2768-17-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2768-15-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2768-32-0x0000000000290000-0x0000000000291000-memory.dmp

memory/2768-37-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/2768-35-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/2768-38-0x0000000000E50000-0x000000000189D000-memory.dmp

memory/2768-30-0x0000000000290000-0x0000000000291000-memory.dmp

memory/2768-27-0x0000000000140000-0x0000000000141000-memory.dmp

memory/2768-25-0x0000000000140000-0x0000000000141000-memory.dmp

memory/2768-22-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2768-20-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2768-13-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2768-12-0x0000000000100000-0x0000000000101000-memory.dmp

memory/2768-10-0x0000000000100000-0x0000000000101000-memory.dmp

memory/2768-8-0x00000000775B0000-0x00000000775B1000-memory.dmp

memory/2768-7-0x0000000000100000-0x0000000000101000-memory.dmp

memory/2768-40-0x0000000010000000-0x000000001025F000-memory.dmp

memory/2768-48-0x0000000000E50000-0x000000000189D000-memory.dmp

memory/2192-64-0x0000000002390000-0x0000000002391000-memory.dmp

memory/2192-69-0x0000000002390000-0x0000000002391000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-22 20:48

Reported

2024-02-22 20:57

Platform

win10v2004-20240221-en

Max time kernel

137s

Max time network

161s

Command Line

"C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe"

Signatures

Detect Vidar Stealer

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

Vidar

stealer vidar

Downloads MZ/PE file

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1414748551-1520717498-2956787782-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A

Reads data files stored by FTP clients

spyware stealer

Checks installed software on the system

discovery

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe

"C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\LauncherPC_S0FT\Set-up.exe" & del "C:\ProgramData\*.dll"" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 5

Network

Country Destination Domain Proto
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 199.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
NL 5.182.86.94:80 5.182.86.94 tcp
US 8.8.8.8:53 94.86.182.5.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 189.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 204.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp

Files

memory/4840-0-0x00000000002E0000-0x0000000000D2D000-memory.dmp

memory/4840-2-0x0000000001260000-0x0000000001261000-memory.dmp

memory/4840-4-0x00000000002E0000-0x0000000000D2D000-memory.dmp

memory/4840-1-0x0000000001250000-0x0000000001251000-memory.dmp

memory/4840-3-0x0000000001880000-0x0000000001881000-memory.dmp

memory/4840-5-0x0000000001890000-0x0000000001891000-memory.dmp

memory/4840-7-0x0000000003000000-0x0000000003001000-memory.dmp

memory/4840-6-0x00000000018D0000-0x00000000018D1000-memory.dmp

memory/4840-8-0x0000000003010000-0x0000000003011000-memory.dmp

memory/4840-11-0x0000000010000000-0x000000001025F000-memory.dmp

memory/4840-18-0x00000000002E0000-0x0000000000D2D000-memory.dmp