lumma | cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 04:34

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General

Target

cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Size

1.8MB
MD5

68a13aa2834765a18fc577743c2ba964
SHA1

9dffcb3cb8a051e80c5559e36ca554b17573c221
SHA256

cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd
SHA512

7984150efe2ca7aec4d49699cdd127d47efb7f6973ce1f05ce271222622df86e2d2a3d574089744e413473445c560356a8ae11d2ce0b63ef532c5fb5042fafaa
SSDEEP

49152:qJPtouWMWRnTQfAqUAPt+1LtnjMgkD6qxYUW:qJPBY6v5PkLtnjuUb

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"	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	X5SDQKWK8CKCMOF07G7FI3CKHA.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__	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	R20MSJ4DL6NYTTRX.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	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	R20MSJ4DL6NYTTRX.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	R20MSJ4DL6NYTTRX.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	X5SDQKWK8CKCMOF07G7FI3CKHA.exe

Executes dropped EXE 2 IoCs

pid	Process
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
2152	R20MSJ4DL6NYTTRX.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-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	R20MSJ4DL6NYTTRX.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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	X5SDQKWK8CKCMOF07G7FI3CKHA.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
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
2152	R20MSJ4DL6NYTTRX.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	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R20MSJ4DL6NYTTRX.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
2152	R20MSJ4DL6NYTTRX.exe
2152	R20MSJ4DL6NYTTRX.exe
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe
2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	X5SDQKWK8CKCMOF07G7FI3CKHA.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 2080	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	87
PID 1088 wrote to memory of 2080	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	87
PID 1088 wrote to memory of 2080	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	87
PID 1088 wrote to memory of 2152	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	88
PID 1088 wrote to memory of 2152	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	88
PID 1088 wrote to memory of 2152	1088	cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe	88

C:\Users\Admin\AppData\Local\Temp\cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.exe
"C:\Users\Admin\AppData\Local\Temp\cb2c3ead655928f6de339b184c1996729f1b54614afcae9a271d6a36c866a3bd.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:1088
- C:\Users\Admin\AppData\Local\Temp\X5SDQKWK8CKCMOF07G7FI3CKHA.exe
  "C:\Users\Admin\AppData\Local\Temp\X5SDQKWK8CKCMOF07G7FI3CKHA.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:2080
- C:\Users\Admin\AppData\Local\Temp\R20MSJ4DL6NYTTRX.exe
  "C:\Users\Admin\AppData\Local\Temp\R20MSJ4DL6NYTTRX.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:2152

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\R20MSJ4DL6NYTTRX.exe

Filesize
2.8MB

MD5
7d8e297d9b2cdcb4bfc19cb761f0abf8

SHA1
7c41c6737ebc85cee2b5f61fdc515606356ed262

SHA256
8a988b1b507d489e9627de9f397353e9713e8bdd8125686d3fbcba852ca77bf6

SHA512
e937f013c613a5b5ad6df0ceb78b97711328c767bb353ecdc61f29e72e64bced3dde757c5a77ae1516d902e5099f10c9b2455381610f4827d52c2b44e6d4fd41

Download Submit
C:\Users\Admin\AppData\Local\Temp\X5SDQKWK8CKCMOF07G7FI3CKHA.exe

Filesize
1.7MB

MD5
2bd7be5558ce4203112063f6b2c45454

SHA1
c0aa5acecc953e6cab2482b12c9e31ee9ce2804c

SHA256
be4d98eb32b36999f88fa786b3ee8d77abf2177421c04984c27e16aa8153e4aa

SHA512
69e472d56b45a8ce6df10725f80e20738327a4d9037894e8da910747081ce9496e5c4c59cf23a128088cea1c62a514ddf457680854a37cdcf27c22eeffe546f2

Download Submit
memory/1088-6-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-3-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-4-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-5-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-16-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-7-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-2-0x00000000000A1000-0x00000000000C6000-memory.dmp

Filesize
148KB

Download
memory/1088-23-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-0-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/1088-1-0x0000000077064000-0x0000000077066000-memory.dmp

Filesize
8KB

Download
memory/1088-15-0x00000000000A0000-0x0000000000533000-memory.dmp

Filesize
4.6MB

Download
memory/2080-13-0x0000000000510000-0x0000000000990000-memory.dmp

Filesize
4.5MB

Download
memory/2080-14-0x0000000000510000-0x0000000000990000-memory.dmp

Filesize
4.5MB

Download
memory/2080-12-0x0000000000510000-0x0000000000990000-memory.dmp

Filesize
4.5MB

Download
memory/2080-26-0x0000000000510000-0x0000000000990000-memory.dmp

Filesize
4.5MB

Download
memory/2080-29-0x0000000000510000-0x0000000000990000-memory.dmp

Filesize
4.5MB

Download
memory/2152-21-0x0000000000D00000-0x00000000011FF000-memory.dmp

Filesize
5.0MB

Download
memory/2152-24-0x0000000000D00000-0x00000000011FF000-memory.dmp

Filesize
5.0MB

Download