lumma | f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352

Analysis

max time kernel
94s
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 11:28

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General

Target

f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Size

1.8MB
MD5

2c5731acf7a22df6528aa75185b8f14e
SHA1

d4ad6e16ee55deef42b64da81dbeb1fedfc03701
SHA256

f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352
SHA512

dd512b0d188ec1db5cfec6efb08bf365f9277dcd8374c6bbcb13055c2428a8adb8b9bcf83ec91f3dd314d75ff6b2a3db2c8e3ba85b8a434db9303ed6e1a34976
SSDEEP

49152:omB4vujun/cYnV4+TbrzAIfJ+ZAr3cyl6yiBERw0Xd:om6P/JnuybRRgAr3cyl6yiCG0t

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\DisableOnAccessProtection = "1"	5E1VJGTFYJYYPY9C.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	5E1VJGTFYJYYPY9C.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	5E1VJGTFYJYYPY9C.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	5E1VJGTFYJYYPY9C.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	5E1VJGTFYJYYPY9C.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	5E1VJGTFYJYYPY9C.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__	HGU5ZSCOPQ1AKTFEEFC3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5E1VJGTFYJYYPY9C.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	HGU5ZSCOPQ1AKTFEEFC3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5E1VJGTFYJYYPY9C.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5E1VJGTFYJYYPY9C.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	HGU5ZSCOPQ1AKTFEEFC3.exe

Executes dropped EXE 2 IoCs

pid	Process
3400	5E1VJGTFYJYYPY9C.exe
2000	HGU5ZSCOPQ1AKTFEEFC3.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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	5E1VJGTFYJYYPY9C.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	HGU5ZSCOPQ1AKTFEEFC3.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	5E1VJGTFYJYYPY9C.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	5E1VJGTFYJYYPY9C.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
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
3400	5E1VJGTFYJYYPY9C.exe
2000	HGU5ZSCOPQ1AKTFEEFC3.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	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5E1VJGTFYJYYPY9C.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HGU5ZSCOPQ1AKTFEEFC3.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
3400	5E1VJGTFYJYYPY9C.exe
3400	5E1VJGTFYJYYPY9C.exe
2000	HGU5ZSCOPQ1AKTFEEFC3.exe
2000	HGU5ZSCOPQ1AKTFEEFC3.exe
3400	5E1VJGTFYJYYPY9C.exe
3400	5E1VJGTFYJYYPY9C.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3400	5E1VJGTFYJYYPY9C.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 3400	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	83
PID 2508 wrote to memory of 3400	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	83
PID 2508 wrote to memory of 3400	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	83
PID 2508 wrote to memory of 2000	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	84
PID 2508 wrote to memory of 2000	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	84
PID 2508 wrote to memory of 2000	2508	f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe	84

C:\Users\Admin\AppData\Local\Temp\f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.exe
"C:\Users\Admin\AppData\Local\Temp\f7c4623e11531dc98466b80de533eac519943fc5abd0f782eca5fda876db0352.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:2508
- C:\Users\Admin\AppData\Local\Temp\5E1VJGTFYJYYPY9C.exe
  "C:\Users\Admin\AppData\Local\Temp\5E1VJGTFYJYYPY9C.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:3400
- C:\Users\Admin\AppData\Local\Temp\HGU5ZSCOPQ1AKTFEEFC3.exe
  "C:\Users\Admin\AppData\Local\Temp\HGU5ZSCOPQ1AKTFEEFC3.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:2000

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\5E1VJGTFYJYYPY9C.exe

Filesize
1.7MB

MD5
a919de6f24a9f0a76ac28bf4e9de346c

SHA1
fcdf3cb377ce29981f2bb58d9636118e83e71820

SHA256
fd642db5b3c070110233f5a52a9bfa719c87cb34f0b12c2a383a6fb92a68e0fa

SHA512
5e4273aa65a2542030435d0692eb9057c4142f9d1ab78fb16f9a83df10637e8ca62957c53c8c6feaee66c7561ca86054cda0faba13d42ddb542d6b3b4ea40177

Download Submit
C:\Users\Admin\AppData\Local\Temp\HGU5ZSCOPQ1AKTFEEFC3.exe

Filesize
2.8MB

MD5
8b0e835b8c0ac0fb52fa46389ece67c5

SHA1
5b9ba3c57c999007f68a904a81c1fb568d0ca15f

SHA256
77c7d257a6b07f93149a377e3e6847182fab3a3b7c1a8b16db0ef7736409414b

SHA512
a94a3b09b0044dee8fa35a92772f8a4eb32d22a4c49d3a79960562eaf86f188f1bb8beabc15757f3858306f2fec3c7f252e899f647dd6cc5223be003ab8bb042

Download Submit
memory/2000-21-0x0000000000600000-0x0000000000B05000-memory.dmp

Filesize
5.0MB

Download
memory/2000-20-0x0000000000600000-0x0000000000B05000-memory.dmp

Filesize
5.0MB

Download
memory/2508-4-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-5-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-0-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-10-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-14-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-3-0x0000000000760000-0x0000000000BF7000-memory.dmp

Filesize
4.6MB

Download
memory/2508-2-0x0000000000761000-0x0000000000786000-memory.dmp

Filesize
148KB

Download
memory/2508-1-0x0000000077894000-0x0000000077896000-memory.dmp

Filesize
8KB

Download
memory/3400-11-0x0000000000040000-0x00000000004AA000-memory.dmp

Filesize
4.4MB

Download
memory/3400-12-0x0000000000040000-0x00000000004AA000-memory.dmp

Filesize
4.4MB

Download
memory/3400-13-0x0000000000040000-0x00000000004AA000-memory.dmp

Filesize
4.4MB

Download
memory/3400-22-0x0000000000040000-0x00000000004AA000-memory.dmp

Filesize
4.4MB

Download
memory/3400-26-0x0000000000040000-0x00000000004AA000-memory.dmp

Filesize
4.4MB

Download