lumma | cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c

Analysis

max time kernel
148s
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
07/01/2025, 13:24

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General

Target

Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe
Size

2.7MB
MD5

f3b7bd1924e88e3cc7aa4da8d60f277a
SHA1

b24720d9176fd93288a7f648bd4017b493b8161f
SHA256

cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c
SHA512

c711b3c19715258211aa06b795224330d80eab43305a8610aa138411825e1c438ecb3454740869a5c82b1973f5d2b52b9355ac8aa31bdaa452cec305c41f933f
SSDEEP

49152:NXocJuoyj52VYiOzF3cucsEDHBRWbRtQ/Z5b:TJuoyj52VYiecHsWR2gB5b

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_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.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_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.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_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4164	Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.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_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4164	Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe
4164	Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe

C:\Users\Admin\AppData\Local\Temp\Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_cd283bf16bfab72d46edbd4572150e3b287e5bafc7c41efcb4b61fc4529a571c.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:4164

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

Replay Monitor

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Downloads

memory/4164-0-0x0000000000420000-0x000000000070E000-memory.dmp

Filesize
2.9MB

Download
memory/4164-1-0x0000000076F64000-0x0000000076F66000-memory.dmp

Filesize
8KB

Download
memory/4164-2-0x0000000000421000-0x0000000000448000-memory.dmp

Filesize
156KB

Download
memory/4164-3-0x0000000000420000-0x000000000070E000-memory.dmp

Filesize
2.9MB

Download
memory/4164-4-0x0000000000420000-0x000000000070E000-memory.dmp

Filesize
2.9MB

Download
memory/4164-5-0x0000000000420000-0x000000000070E000-memory.dmp

Filesize
2.9MB

Download