lumma | cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 09:43

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General

Target

Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe
Size

1.8MB
MD5

1fde0f45bb3f0f3b68bfd865bb7f070b
SHA1

ccc60b5f54b58e32b7a6ffc38f14f6fb6325ac96
SHA256

cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0
SHA512

ddc46eeac246f89dc44a6a0b44fcec06a3d1df1932468264cd7fb034d04ae68b9c836f79b73da0b81ec790b960e4e5dc9707dfd64892020c4c0b4237d0488193
SSDEEP

49152:ZwdFHfqLYzy/b1Akt7cB7yYddQ9IDZhKXi0XzswjTJPpt:Zwb/qLY2/H9cRH/dhKynkPpt

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

https://hummskitnj.buzz/api

https://cashfuzysao.buzz/api

https://appliacnesot.buzz/api

https://screwamusresz.buzz/api

https://inherineau.buzz/api

https://scentniej.buzz/api

https://rebuildeso.buzz/api

https://prisonyfork.buzz/api

https://mindhandru.buzz/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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2336	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2336	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe
2336	Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe

C:\Users\Admin\AppData\Local\Temp\Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_cabb5bd77e175e1342b81873924478f355e2b1579f50bd18e8e55155edba20a0.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:2336

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/2336-0-0x0000000000860000-0x0000000000D03000-memory.dmp

Filesize
4.6MB

Download
memory/2336-1-0x0000000077B94000-0x0000000077B96000-memory.dmp

Filesize
8KB

Download
memory/2336-2-0x0000000000861000-0x0000000000888000-memory.dmp

Filesize
156KB

Download
memory/2336-3-0x0000000000860000-0x0000000000D03000-memory.dmp

Filesize
4.6MB

Download
memory/2336-4-0x0000000000860000-0x0000000000D03000-memory.dmp

Filesize
4.6MB

Download