Malware Analysis Report

2025-06-16 03:53

Sample ID 241002-bjkm2stbrh
Target 34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe
SHA256 34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa
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

34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa

Threat Level: Known bad

The file 34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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 01:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-02 01:10

Reported

2024-10-02 01:12

Platform

win7-20240704-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe

"C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe"

Network

Country Destination Domain Proto
RU 185.215.113.37:80 185.215.113.37 tcp

Files

memory/1672-0-0x00000000001F0000-0x000000000088A000-memory.dmp

memory/1672-1-0x0000000077D80000-0x0000000077D82000-memory.dmp

memory/1672-2-0x00000000001F1000-0x0000000000214000-memory.dmp

memory/1672-3-0x00000000001F0000-0x000000000088A000-memory.dmp

memory/1672-4-0x00000000001F0000-0x000000000088A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-02 01:10

Reported

2024-10-02 01:12

Platform

win10v2004-20240802-en

Max time kernel

93s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.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\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe

"C:\Users\Admin\AppData\Local\Temp\34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa.exe"

Network

Country Destination Domain Proto
RU 185.215.113.37:80 185.215.113.37 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 37.113.215.185.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/2440-0-0x0000000000590000-0x0000000000C2A000-memory.dmp

memory/2440-1-0x0000000077374000-0x0000000077376000-memory.dmp

memory/2440-2-0x0000000000591000-0x00000000005B4000-memory.dmp

memory/2440-3-0x0000000000590000-0x0000000000C2A000-memory.dmp

memory/2440-4-0x0000000000590000-0x0000000000C2A000-memory.dmp