lumma | 91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233

Analysis

max time kernel
93s
max time network
136s
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, 02:46

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General

Target

91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe
Size

1.8MB
MD5

c38e8b23e6d883cb93ae7a667e156593
SHA1

be7454d7110cbcb6281396a912878eec8a3e4cad
SHA256

91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233
SHA512

16449fd40c388bb2161b8ad3c68a6e02bdcaaedaed11cd0ec039776e2617d6ec8af8796c3904e194d58d92a203d46268d835e722a309e2d01e73925202452cd2
SSDEEP

24576:MjqhlZfxIPqrDtyzxo7H41BaYmXfU7JTioOwAwf3NUGey0bsLUzbrEQlk/eTXMSK:MjElXayDoz/5yfrghNlepscrlk4JBv

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.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	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.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-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
428	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4704	428	WerFault.exe	82
3968	428	WerFault.exe	82

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	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
428	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe
428	91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe

C:\Users\Admin\AppData\Local\Temp\91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.exe
"C:\Users\Admin\AppData\Local\Temp\91126811484fcbbc5b56d9e90b7663fa70439eb194a767ab66da76d22d976233.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:428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 1608
  2⤵
  - Program crash
  PID:4704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 1632
  2⤵
  - Program crash
  PID:3968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 428 -ip 428
1⤵
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 428 -ip 428
1⤵
PID:1980

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/428-0-0x0000000000B30000-0x0000000000FC5000-memory.dmp

Filesize
4.6MB

Download
memory/428-1-0x0000000077064000-0x0000000077066000-memory.dmp

Filesize
8KB

Download
memory/428-2-0x0000000000B31000-0x0000000000B57000-memory.dmp

Filesize
152KB

Download
memory/428-3-0x0000000000B30000-0x0000000000FC5000-memory.dmp

Filesize
4.6MB

Download
memory/428-4-0x0000000000B30000-0x0000000000FC5000-memory.dmp

Filesize
4.6MB

Download
memory/428-6-0x0000000000B30000-0x0000000000FC5000-memory.dmp

Filesize
4.6MB

Download