Malware Analysis Report

2025-08-10 19:58

Sample ID 250630-wpsk3a1xex
Target random.exe
SHA256 f0e261b72e77b25d687144f96606809f6ec6fedad389cc33a3f887aa6326ed41
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

f0e261b72e77b25d687144f96606809f6ec6fedad389cc33a3f887aa6326ed41

Threat Level: Known bad

The file random.exe was found to be: Known bad.

Malicious Activity Summary

lumma defense_evasion discovery spyware stealer

Lumma family

Lumma Stealer, LummaC

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

Identifies Wine through registry keys

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Checks BIOS information in registry

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Browser Information Discovery

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-06-30 18:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-06-30 18:06

Reported

2025-06-30 18:08

Platform

win10v2004-20250619-en

Max time kernel

103s

Max time network

141s

Command Line

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

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3008489981-1977616533-741913813-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\random.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\random.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\random.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\random.exe

"C:\Users\Admin\AppData\Local\Temp\random.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
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 142.250.179.227:80 c.pki.goog tcp

Files

memory/2320-0-0x00000000002D0000-0x000000000077B000-memory.dmp

memory/2320-1-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

memory/2320-4-0x0000000004F00000-0x0000000004F01000-memory.dmp

memory/2320-5-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

memory/2320-6-0x00000000002D0000-0x000000000077B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-06-30 18:06

Reported

2025-06-30 18:08

Platform

win11-20250619-en

Max time kernel

108s

Max time network

109s

Command Line

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

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-625765727-1271952295-745797415-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\random.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\random.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\random.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\random.exe

"C:\Users\Admin\AppData\Local\Temp\random.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
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/2432-0-0x0000000000490000-0x000000000093B000-memory.dmp

memory/2432-1-0x0000000005020000-0x0000000005021000-memory.dmp

memory/2432-5-0x0000000005040000-0x0000000005041000-memory.dmp

memory/2432-4-0x0000000005060000-0x0000000005061000-memory.dmp

memory/2432-7-0x0000000005030000-0x0000000005031000-memory.dmp

memory/2432-6-0x0000000005050000-0x0000000005051000-memory.dmp

memory/2432-8-0x0000000000490000-0x000000000093B000-memory.dmp

memory/2432-9-0x0000000005070000-0x0000000005071000-memory.dmp

memory/2432-10-0x0000000000490000-0x000000000093B000-memory.dmp