lumma | 37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b

Analysis

max time kernel
98s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 17:07

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General

Target

37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
Size

1.8MB
MD5

f9694cb15c258cf8125cf0c317c77479
SHA1

ad7ab004164e247a32fb8eb4187103a1eaf73657
SHA256

37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b
SHA512

41504ae13f21e126508b91cdacc3d993790b7ce6001a0d58353860ad4eccb76858f553f4dd49d1960fae09a777160493932c0bb9acebd3bad3aae6e0dc2e2351
SSDEEP

49152:QfiXfPvlOJ1kUi0pzJZ8AMSdBtxh5WBAB6lce:Q+MJ5Zc4vWGB6+e

Score

10^/10

lumma stealc stok discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

lumma

https://sordid-snaked.cyou/api

https://awake-weaves.cyou/api

https://wrathful-jammy.cyou/api

https://debonairnukk.xyz/api

https://diffuculttan.xyz/api

https://effecterectz.xyz/api

https://deafeninggeh.biz/api

https://immureprech.biz/api

https://tacitglibbr.biz/api

Extracted

Family

stealc

Botnet

stok

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.php

Extracted

Family

lumma

https://tacitglibbr.biz/api

Signatures

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

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	M8099RG581AVMX0FIWGTKM9TE2K.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	M8099RG581AVMX0FIWGTKM9TE2K.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	M8099RG581AVMX0FIWGTKM9TE2K.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	M8099RG581AVMX0FIWGTKM9TE2K.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	M8099RG581AVMX0FIWGTKM9TE2K.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	M8099RG581AVMX0FIWGTKM9TE2K.exe

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ZGMVEGGTXP77I2VY0V6Z7T.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	M8099RG581AVMX0FIWGTKM9TE2K.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 6 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	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	M8099RG581AVMX0FIWGTKM9TE2K.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	M8099RG581AVMX0FIWGTKM9TE2K.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ZGMVEGGTXP77I2VY0V6Z7T.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ZGMVEGGTXP77I2VY0V6Z7T.exe

Executes dropped EXE 2 IoCs

pid	Process
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe
2700	ZGMVEGGTXP77I2VY0V6Z7T.exe

Identifies Wine through registry keys 2 TTPs 3 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-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	M8099RG581AVMX0FIWGTKM9TE2K.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	ZGMVEGGTXP77I2VY0V6Z7T.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	M8099RG581AVMX0FIWGTKM9TE2K.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	M8099RG581AVMX0FIWGTKM9TE2K.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe
2700	ZGMVEGGTXP77I2VY0V6Z7T.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 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	M8099RG581AVMX0FIWGTKM9TE2K.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ZGMVEGGTXP77I2VY0V6Z7T.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe
2700	ZGMVEGGTXP77I2VY0V6Z7T.exe
2700	ZGMVEGGTXP77I2VY0V6Z7T.exe
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe
4404	M8099RG581AVMX0FIWGTKM9TE2K.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4404	M8099RG581AVMX0FIWGTKM9TE2K.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 4404	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	89
PID 2780 wrote to memory of 4404	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	89
PID 2780 wrote to memory of 4404	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	89
PID 2780 wrote to memory of 2700	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	90
PID 2780 wrote to memory of 2700	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	90
PID 2780 wrote to memory of 2700	2780	37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe	90

C:\Users\Admin\AppData\Local\Temp\37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.exe
"C:\Users\Admin\AppData\Local\Temp\37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b.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
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Users\Admin\AppData\Local\Temp\M8099RG581AVMX0FIWGTKM9TE2K.exe
  "C:\Users\Admin\AppData\Local\Temp\M8099RG581AVMX0FIWGTKM9TE2K.exe"
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Windows security modification
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4404
- C:\Users\Admin\AppData\Local\Temp\ZGMVEGGTXP77I2VY0V6Z7T.exe
  "C:\Users\Admin\AppData\Local\Temp\ZGMVEGGTXP77I2VY0V6Z7T.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\M8099RG581AVMX0FIWGTKM9TE2K.exe

Filesize
1.7MB

MD5
4b286a4c9eeff77633d1569f9a4def47

SHA1
26a5f3284d3a6226087d9f912f8244842e1aed5e

SHA256
1f8fda9aaebda90ca930eb9a5fda2da3c4d5571acb0ef5bd9ab0af46edd0acc7

SHA512
341eb09b0d0c757f9e85ad392a43a0ad565e02b8b21b0bbd57b1385fb3a9e2965ceb28db5fa65eeb09b09ca8e47e10f4533808d98bb56311fccb1324a79809ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\ZGMVEGGTXP77I2VY0V6Z7T.exe

Filesize
2.8MB

MD5
53255a4e52bac509d13e48fe99717cb0

SHA1
763d5cf8a29bad2c20eb0270392e02426afe8e82

SHA256
86c5ad704dccd2f1a4175b66e019550a68ebcd538ef9ad6f9aee743a613940af

SHA512
5a1a5fad42a71a6bc795f82ab29a025e5b5076310cbbfa5fb845af5cd9149348c523493bf3d675a9941019a05eddd108a4601cf77ca6b8f8e7fd74cba244fb1d

Download Submit
memory/2700-25-0x0000000000900000-0x0000000000E04000-memory.dmp

Filesize
5.0MB

Download
memory/2700-23-0x0000000000900000-0x0000000000E04000-memory.dmp

Filesize
5.0MB

Download
memory/2780-10-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-2-0x00000000009A1000-0x00000000009C6000-memory.dmp

Filesize
148KB

Download
memory/2780-6-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-7-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-8-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-9-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-0-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-4-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-1-0x0000000076F34000-0x0000000076F36000-memory.dmp

Filesize
8KB

Download
memory/2780-5-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-3-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/2780-18-0x00000000009A0000-0x0000000000E43000-memory.dmp

Filesize
4.6MB

Download
memory/4404-17-0x0000000000180000-0x00000000005EC000-memory.dmp

Filesize
4.4MB

Download
memory/4404-16-0x0000000000180000-0x00000000005EC000-memory.dmp

Filesize
4.4MB

Download
memory/4404-15-0x0000000000180000-0x00000000005EC000-memory.dmp

Filesize
4.4MB

Download
memory/4404-26-0x0000000000180000-0x00000000005EC000-memory.dmp

Filesize
4.4MB

Download
memory/4404-30-0x0000000000180000-0x00000000005EC000-memory.dmp

Filesize
4.4MB

Download