lumma | a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 17:43

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General

Target

a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe
Size

2.9MB
MD5

72378a6fc2cca85e08616b5c9396df67
SHA1

589c3789dd94017ba9f4bed50969405d9d303c91
SHA256

a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735
SHA512

b58558deca75257e7f6aefbf887f8799bdaa4ef51b50f9d6b9cc13bf9d635f688213162ad1c7e703f690142947b9b130c5d448c08b7c70179ef2ef7cf26beb4f
SSDEEP

49152:CAERMgJp9NfWPHu2oAYf69x3z7OVM13whXJ8PRoaPx5Q:C7MgJpLfOu2oL69NQMVwh58PmaPs

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

https://scriptyprefej.store

https://navygenerayk.store

https://founpiuer.store

https://necklacedmny.store

https://thumbystriw.store

https://fadehairucw.store

https://crisiwarny.store

https://presticitpo.store

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__	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.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	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5080	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.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	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5080	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe
5080	a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe

C:\Users\Admin\AppData\Local\Temp\a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.exe
"C:\Users\Admin\AppData\Local\Temp\a7850de3122509e3528e71705def837359e1bb9678c9876442e852759ba5d735.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:5080

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/5080-0-0x0000000000FF0000-0x0000000001304000-memory.dmp

Filesize
3.1MB

Download
memory/5080-1-0x0000000077C74000-0x0000000077C76000-memory.dmp

Filesize
8KB

Download
memory/5080-2-0x0000000000FF1000-0x0000000001019000-memory.dmp

Filesize
160KB

Download
memory/5080-3-0x0000000000FF0000-0x0000000001304000-memory.dmp

Filesize
3.1MB

Download
memory/5080-4-0x0000000000FF0000-0x0000000001304000-memory.dmp

Filesize
3.1MB

Download