lumma | 59a902b215031fd5764c623afc91f17f2b1c9b98b4654d78b03851ad75f417b6

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 19:57

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General

Target

5ff31144ee74d5a4f3907af9cac299f3.exe
Size

1.8MB
MD5

5ff31144ee74d5a4f3907af9cac299f3
SHA1

9a7b51551a6bd20f47b264a59f941606eecb4d48
SHA256

59a902b215031fd5764c623afc91f17f2b1c9b98b4654d78b03851ad75f417b6
SHA512

7b77d6cbea1e81dd6a08df5a688138dc301d834d93f3cb4f5471dee3a8a6cbe8df53615cb7dea4fbd116aca6b869fb5a3f6940d91823b4b6895d2d4c31d1b12a
SSDEEP

49152:paJh6XxJgzAwjvciG40z7Ipr8/BpV5A5gcGkar7N:paJOqAwj0iQi4/3GMr7

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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	DM3ULNJ42TZZCU5F03P92VXGA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	DM3ULNJ42TZZCU5F03P92VXGA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	DM3ULNJ42TZZCU5F03P92VXGA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	DM3ULNJ42TZZCU5F03P92VXGA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	DM3ULNJ42TZZCU5F03P92VXGA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	DM3ULNJ42TZZCU5F03P92VXGA.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__	5ff31144ee74d5a4f3907af9cac299f3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	DM3ULNJ42TZZCU5F03P92VXGA.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	WW2IAVM4W0PQOANLDEHKGBJ.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\VideoBiosVersion	DM3ULNJ42TZZCU5F03P92VXGA.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	WW2IAVM4W0PQOANLDEHKGBJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	WW2IAVM4W0PQOANLDEHKGBJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5ff31144ee74d5a4f3907af9cac299f3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5ff31144ee74d5a4f3907af9cac299f3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DM3ULNJ42TZZCU5F03P92VXGA.exe

Executes dropped EXE 2 IoCs

pid	Process
2692	DM3ULNJ42TZZCU5F03P92VXGA.exe
2788	WW2IAVM4W0PQOANLDEHKGBJ.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	WW2IAVM4W0PQOANLDEHKGBJ.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	5ff31144ee74d5a4f3907af9cac299f3.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	DM3ULNJ42TZZCU5F03P92VXGA.exe

Loads dropped DLL 4 IoCs

pid	Process
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.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	DM3ULNJ42TZZCU5F03P92VXGA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	DM3ULNJ42TZZCU5F03P92VXGA.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
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
2692	DM3ULNJ42TZZCU5F03P92VXGA.exe
2788	WW2IAVM4W0PQOANLDEHKGBJ.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	5ff31144ee74d5a4f3907af9cac299f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DM3ULNJ42TZZCU5F03P92VXGA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WW2IAVM4W0PQOANLDEHKGBJ.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
1964	5ff31144ee74d5a4f3907af9cac299f3.exe
2692	DM3ULNJ42TZZCU5F03P92VXGA.exe
2788	WW2IAVM4W0PQOANLDEHKGBJ.exe
2692	DM3ULNJ42TZZCU5F03P92VXGA.exe
2692	DM3ULNJ42TZZCU5F03P92VXGA.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	DM3ULNJ42TZZCU5F03P92VXGA.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2692	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	31
PID 1964 wrote to memory of 2692	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	31
PID 1964 wrote to memory of 2692	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	31
PID 1964 wrote to memory of 2692	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	31
PID 1964 wrote to memory of 2788	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	32
PID 1964 wrote to memory of 2788	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	32
PID 1964 wrote to memory of 2788	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	32
PID 1964 wrote to memory of 2788	1964	5ff31144ee74d5a4f3907af9cac299f3.exe	32

C:\Users\Admin\AppData\Local\Temp\5ff31144ee74d5a4f3907af9cac299f3.exe
"C:\Users\Admin\AppData\Local\Temp\5ff31144ee74d5a4f3907af9cac299f3.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Users\Admin\AppData\Local\Temp\DM3ULNJ42TZZCU5F03P92VXGA.exe
  "C:\Users\Admin\AppData\Local\Temp\DM3ULNJ42TZZCU5F03P92VXGA.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:2692
- C:\Users\Admin\AppData\Local\Temp\WW2IAVM4W0PQOANLDEHKGBJ.exe
  "C:\Users\Admin\AppData\Local\Temp\WW2IAVM4W0PQOANLDEHKGBJ.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:2788

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

\Users\Admin\AppData\Local\Temp\DM3ULNJ42TZZCU5F03P92VXGA.exe

Filesize
1.7MB

MD5
ad032d27245fb875c3a6cca4ce138495

SHA1
39236146bf25941b206f447d1c90521b050d99ff

SHA256
024252845c56aaf523d909ad02ddc6dc8160fbc0f5d5caa24b45af09afe3730d

SHA512
09379949e8921144f092aca9e5aef72f027a81d8aea82c1986ca262cd5d69173cf23f07c2fa8a6a392eb41191431e6407b614f6384c7d163380e77d0ac36c2fb

Download Submit
\Users\Admin\AppData\Local\Temp\WW2IAVM4W0PQOANLDEHKGBJ.exe

Filesize
2.9MB

MD5
4452ec57b9f73248dc972b2b312757a8

SHA1
64864da549ac01ae995614ce1cff74fa4d534d0c

SHA256
664e69b71a65f6affb6e66ec4711c67cbebbb58781d49cf5c0a0e2d33d869225

SHA512
bb7be4b4529724464300c663bf42a1c4d30e16abb1f156a19161c863d91aad20270ec88f7a5bc74ea88e3415e13e6a65b7f9277a7d1af4742aad06fc3a9bee01

Download Submit
memory/1964-32-0x0000000005E00000-0x0000000006310000-memory.dmp

Filesize
5.1MB

Download
memory/1964-17-0x0000000005E00000-0x0000000006260000-memory.dmp

Filesize
4.4MB

Download
memory/1964-4-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-5-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-6-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-2-0x0000000000E51000-0x0000000000E76000-memory.dmp

Filesize
148KB

Download
memory/1964-16-0x0000000005E00000-0x0000000006260000-memory.dmp

Filesize
4.4MB

Download
memory/1964-14-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-30-0x0000000005E00000-0x0000000006310000-memory.dmp

Filesize
5.1MB

Download
memory/1964-3-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-31-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-0-0x0000000000E50000-0x00000000012EA000-memory.dmp

Filesize
4.6MB

Download
memory/1964-1-0x0000000077440000-0x0000000077442000-memory.dmp

Filesize
8KB

Download
memory/2692-20-0x0000000000B50000-0x0000000000FB0000-memory.dmp

Filesize
4.4MB

Download
memory/2692-19-0x0000000000B50000-0x0000000000FB0000-memory.dmp

Filesize
4.4MB

Download
memory/2692-18-0x0000000000B50000-0x0000000000FB0000-memory.dmp

Filesize
4.4MB

Download
memory/2692-38-0x0000000000B50000-0x0000000000FB0000-memory.dmp

Filesize
4.4MB

Download
memory/2788-34-0x0000000000830000-0x0000000000D40000-memory.dmp

Filesize
5.1MB

Download
memory/2788-35-0x0000000000830000-0x0000000000D40000-memory.dmp

Filesize
5.1MB

Download