lumma | b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 02:55

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General

Target

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe
Size

1.8MB
MD5

c1756ba8e668171e8a8222cb72b339cf
SHA1

08c69f22e986d3e2844a995b6081fb04dea78c9a
SHA256

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5
SHA512

a515bba1ab918aa7014ff1af0a77ea2b7b084305230f826326f1b2b7e686c30e0f4276818228bf7b4e361ddb60732a4a3f72a0485220157880db8b5dbc6583b3
SSDEEP

49152:1D9VpExlH4JoSvKYICrQNWwjGDqiHcqGlRsZAertD0Nr:Z9P4lYVvKGrQNWNvHbGXsZA0Dar

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

https://powerful-avoids.sbs

https://motion-treesz.sbs

https://disobey-curly.sbs

https://leg-sate-boat.sbs

https://story-tense-faz.sbs

https://blade-govern.sbs

https://occupy-blushi.sbs

https://frogs-severz.sbs

https://property-imper.sbs

Extracted

Family

lumma

https://blade-govern.sbs/api

https://story-tense-faz.sbs/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

pid	Process
448	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4508	448	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

pid	Process
448	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe
448	b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe

C:\Users\Admin\AppData\Local\Temp\b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe
"C:\Users\Admin\AppData\Local\Temp\b2f68e815f18b56d167d9aa0b4e4752e62a3a355a84198fe64692245d653ebc5.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:448
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 1588
  2⤵
  - Program crash
  PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 448 -ip 448
1⤵
PID:4428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/448-0-0x00000000007A0000-0x0000000000C50000-memory.dmp

Filesize
4.7MB

Download
memory/448-1-0x0000000077054000-0x0000000077056000-memory.dmp

Filesize
8KB

Download
memory/448-2-0x00000000007A1000-0x00000000007C7000-memory.dmp

Filesize
152KB

Download
memory/448-3-0x00000000007A0000-0x0000000000C50000-memory.dmp

Filesize
4.7MB

Download
memory/448-4-0x00000000007A0000-0x0000000000C50000-memory.dmp

Filesize
4.7MB

Download
memory/448-5-0x00000000007A0000-0x0000000000C50000-memory.dmp

Filesize
4.7MB

Download
memory/448-6-0x00000000007A0000-0x0000000000C50000-memory.dmp

Filesize
4.7MB

Download