Malware Analysis Report

2025-06-16 03:53

Sample ID 241002-ka7wnazfjb
Target 3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe
SHA256 3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def
Tags
stealc doma discovery evasion 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

3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def

Threat Level: Known bad

The file 3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe was found to be: Known bad.

Malicious Activity Summary

stealc doma discovery evasion stealer

Stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Identifies Wine through registry keys

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-02 08:24

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-02 08:24

Reported

2024-10-02 08:27

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe"

Signatures

Stealc

stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe

"C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe"

Network

Country Destination Domain Proto
RU 185.215.113.37:80 185.215.113.37 tcp

Files

memory/620-0-0x0000000000010000-0x00000000006BC000-memory.dmp

memory/620-1-0x0000000077260000-0x0000000077262000-memory.dmp

memory/620-2-0x0000000000011000-0x0000000000034000-memory.dmp

memory/620-3-0x0000000000010000-0x00000000006BC000-memory.dmp

memory/620-4-0x0000000000010000-0x00000000006BC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-02 08:24

Reported

2024-10-02 08:27

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe"

Signatures

Stealc

stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe

"C:\Users\Admin\AppData\Local\Temp\3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def.exe"

Network

Country Destination Domain Proto
RU 185.215.113.37:80 185.215.113.37 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 37.113.215.185.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/4192-0-0x0000000000160000-0x000000000080C000-memory.dmp

memory/4192-1-0x00000000779E4000-0x00000000779E6000-memory.dmp

memory/4192-2-0x0000000000161000-0x0000000000184000-memory.dmp

memory/4192-3-0x0000000000160000-0x000000000080C000-memory.dmp

memory/4192-4-0x0000000000160000-0x000000000080C000-memory.dmp