lumma | 97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 03:27

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General

Target

97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
Size

1.8MB
MD5

f27c02c94206a5a0d4a9757a1fd227e8
SHA1

190e7db56069335863f6bdc512b471ec23a2e31a
SHA256

97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec
SHA512

ccd6700d1dbd23442a7c51751d00e41c67de259c5cb21bc01faf8db0acbc99e977938f0eee62bb50cadc7c2012239609a5600707c48f4653deb16caf7588c00b
SSDEEP

49152:Wn123sUWoL8ctWSeYBB+RXjQ7e574aic0:828kcXTXBG

Score

10^/10

lumma stealc stok discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

lumma

Extracted

Family

stealc

Botnet

stok

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.php

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\DisableBehaviorMonitoring = "1"	ONZB0MUK5P6OLNG9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ONZB0MUK5P6OLNG9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ONZB0MUK5P6OLNG9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ONZB0MUK5P6OLNG9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ONZB0MUK5P6OLNG9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	ONZB0MUK5P6OLNG9.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__	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ONZB0MUK5P6OLNG9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.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	ONZB0MUK5P6OLNG9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ONZB0MUK5P6OLNG9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe

Executes dropped EXE 2 IoCs

pid	Process
936	ONZB0MUK5P6OLNG9.exe
4352	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	ONZB0MUK5P6OLNG9.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.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	ONZB0MUK5P6OLNG9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	ONZB0MUK5P6OLNG9.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
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
936	ONZB0MUK5P6OLNG9.exe
4352	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.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	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ONZB0MUK5P6OLNG9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
936	ONZB0MUK5P6OLNG9.exe
936	ONZB0MUK5P6OLNG9.exe
936	ONZB0MUK5P6OLNG9.exe
936	ONZB0MUK5P6OLNG9.exe
4352	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe
4352	BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	936	ONZB0MUK5P6OLNG9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 936	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	83
PID 4436 wrote to memory of 936	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	83
PID 4436 wrote to memory of 936	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	83
PID 4436 wrote to memory of 4352	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	87
PID 4436 wrote to memory of 4352	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	87
PID 4436 wrote to memory of 4352	4436	97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe	87

C:\Users\Admin\AppData\Local\Temp\97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.exe
"C:\Users\Admin\AppData\Local\Temp\97a2a9c0ce9a191ac84e691df3f420cc0c690e9e14a029fdc9095cc2ed3490ec.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:4436
- C:\Users\Admin\AppData\Local\Temp\ONZB0MUK5P6OLNG9.exe
  "C:\Users\Admin\AppData\Local\Temp\ONZB0MUK5P6OLNG9.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:936
- C:\Users\Admin\AppData\Local\Temp\BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe
  "C:\Users\Admin\AppData\Local\Temp\BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.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:4352

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\BUXHCK5IK6OLBWYBS0SEW5ANIN84D1W.exe

Filesize
2.7MB

MD5
b02d86ff1695f8c3faf80f6e5cd1b8bf

SHA1
aaf7bc27106152a25b5ad8ce4c643f4def00bfe8

SHA256
ff283c5f3e854c82dcfb4ea631f5f68496fb1654d025b5f3acfae5318c5ed088

SHA512
4c219352d2555f183b143ec875f7944c622d1f5fdd5969caf46844e537fd8852c0309e9d9d0cadc55e151bda2cc49eff2d8bb2d84e81ce5261f2e0f474fc7098

Download Submit
C:\Users\Admin\AppData\Local\Temp\ONZB0MUK5P6OLNG9.exe

Filesize
1.7MB

MD5
51501deb706a509a1dec7745ecf713e3

SHA1
7a925e2f3231498ab0cbd8cefe9b475fbab5f58b

SHA256
fe72e6a8775634e7d76adecf570a2866a81714d3e3d7be6174c8fefb327f2f0b

SHA512
cae65b34492e2c8413bcc19448697bd8c76e685046b60ecc65b313a49e4d7f9e9df24f0593f4691cffca1d8c7e9bc077bb2df7918767614b2172167bdc847476

Download Submit
memory/936-28-0x0000000000D30000-0x0000000001198000-memory.dmp

Filesize
4.4MB

Download
memory/936-24-0x0000000000D30000-0x0000000001198000-memory.dmp

Filesize
4.4MB

Download
memory/936-15-0x0000000000D30000-0x0000000001198000-memory.dmp

Filesize
4.4MB

Download
memory/936-14-0x0000000000D30000-0x0000000001198000-memory.dmp

Filesize
4.4MB

Download
memory/936-13-0x0000000000D30000-0x0000000001198000-memory.dmp

Filesize
4.4MB

Download
memory/4352-23-0x00000000000A0000-0x000000000058C000-memory.dmp

Filesize
4.9MB

Download
memory/4352-22-0x00000000000A0000-0x000000000058C000-memory.dmp

Filesize
4.9MB

Download
memory/4436-4-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-8-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-7-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-6-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-5-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-21-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-0-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-3-0x0000000000AA0000-0x0000000000F3B000-memory.dmp

Filesize
4.6MB

Download
memory/4436-2-0x0000000000AA1000-0x0000000000AC6000-memory.dmp

Filesize
148KB

Download
memory/4436-1-0x00000000771E4000-0x00000000771E6000-memory.dmp

Filesize
8KB

Download