Malware Analysis Report

2025-08-05 14:43

Sample ID 250701-hy1fdasq13
Target ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.bin
SHA256 ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43

Threat Level: Known bad

The file ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.bin 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)

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Identifies Wine through registry keys

Checks BIOS information in registry

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Suspicious use of NtSetInformationThreadHideFromDebugger

Browser Information Discovery

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-07-01 07:09

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2025-07-01 07:09

Reported

2025-07-01 07:12

Platform

win11-20250619-en

Max time kernel

103s

Max time network

104s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3972667009-3658015838-2693993929-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe

"C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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/2492-0-0x0000000000AA0000-0x0000000000F3C000-memory.dmp

memory/2492-1-0x0000000005370000-0x0000000005371000-memory.dmp

memory/2492-4-0x00000000053C0000-0x00000000053C1000-memory.dmp

memory/2492-6-0x0000000005380000-0x0000000005381000-memory.dmp

memory/2492-5-0x0000000005390000-0x0000000005391000-memory.dmp

memory/2492-7-0x0000000000AA0000-0x0000000000F3C000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-07-01 07:09

Reported

2025-07-01 07:11

Platform

win10v2004-20250619-en

Max time kernel

96s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4144907350-1836498122-2806216936-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.exe

"C:\Users\Admin\AppData\Local\Temp\ff4e41f6c49d8c7b0d5799202011d5fb5cbdbec0829d33a05cc448a1ce3dbb43.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
US 144.172.115.212:443 rbmlh.xyz tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.200.3:80 c.pki.goog tcp

Files

memory/5552-0-0x0000000000EC0000-0x000000000135C000-memory.dmp

memory/5552-1-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

memory/5552-4-0x0000000000EC0000-0x000000000135C000-memory.dmp

memory/5552-5-0x0000000000EC0000-0x000000000135C000-memory.dmp

memory/5552-6-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

memory/5552-7-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

memory/5552-8-0x0000000000EC0000-0x000000000135C000-memory.dmp