Malware Analysis Report

2025-08-05 14:43

Sample ID 250701-h5814asrv8
Target 6d43e1bd7e27cde54076e3c2a3adf14c.exe
SHA256 22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248
Tags
lumma defense_evasion discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

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

22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248

Threat Level: Known bad

The file 6d43e1bd7e27cde54076e3c2a3adf14c.exe was found to be: Known bad.

Malicious Activity Summary

lumma defense_evasion discovery spyware stealer

Lumma Stealer, LummaC

Lumma family

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

Identifies Wine through registry keys

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Checks BIOS information in registry

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

System Location Discovery: System Language Discovery

Browser Information Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-07-01 07:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-07-01 07:20

Reported

2025-07-01 07:22

Platform

win10v2004-20250610-en

Max time kernel

104s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe"

Signatures

Lumma Stealer, LummaC

stealer lumma

Lumma family

lumma

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

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.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\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2012121138-1878458325-808874697-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Browser Information Discovery

discovery

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\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe

"C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 rbmlh.xyz udp
US 144.172.115.212:443 rbmlh.xyz tcp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.129.94:80 c.pki.goog tcp

Files

memory/5976-0-0x0000000000C00000-0x00000000010B5000-memory.dmp

memory/5976-1-0x0000000005550000-0x0000000005551000-memory.dmp

memory/5976-4-0x0000000005570000-0x0000000005571000-memory.dmp

memory/5976-6-0x0000000005560000-0x0000000005561000-memory.dmp

memory/5976-5-0x0000000000C00000-0x00000000010B5000-memory.dmp

memory/5976-7-0x0000000000C00000-0x00000000010B5000-memory.dmp

memory/5976-8-0x0000000000C00000-0x00000000010B5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-07-01 07:20

Reported

2025-07-01 07:22

Platform

win11-20250619-en

Max time kernel

101s

Max time network

102s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe"

Signatures

Lumma Stealer, LummaC

stealer lumma

Lumma family

lumma

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

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.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\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1418876453-2228697459-2788511057-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Reads user/profile data of local email clients

spyware stealer

Checks installed software on the system

discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.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\6d43e1bd7e27cde54076e3c2a3adf14c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe

"C:\Users\Admin\AppData\Local\Temp\6d43e1bd7e27cde54076e3c2a3adf14c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 rbmlh.xyz udp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp
US 144.172.115.212:443 rbmlh.xyz tcp

Files

memory/4068-0-0x0000000000E80000-0x0000000001335000-memory.dmp

memory/4068-1-0x0000000005770000-0x0000000005771000-memory.dmp

memory/4068-5-0x0000000005790000-0x0000000005791000-memory.dmp

memory/4068-4-0x00000000057C0000-0x00000000057C1000-memory.dmp

memory/4068-6-0x0000000005780000-0x0000000005781000-memory.dmp

memory/4068-7-0x0000000000E80000-0x0000000001335000-memory.dmp