| File name: | lnstaII.exe |
| Full analysis: | https://app.any.run/tasks/11104520-ffc9-43a1-a665-af242933ebdb |
| Verdict: | Malicious activity |
| Threats: | Lumma is an information stealer, developed using the C programming language. It is offered for sale as a malware-as-a-service, with several plans available. It usually targets cryptocurrency wallets, login credentials, and other sensitive information on a compromised system. The malicious software regularly gets updates that improve and expand its functionality, making it a serious stealer threat. |
| Analysis date: | April 29, 2025, 02:13:50 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 10 sections |
| MD5: | E073F51731466D9369C908FB1271B415 |
| SHA1: | 8D3C67A4136F3F4CC0B86DDEB0DF5AFAF37A24D6 |
| SHA256: | 44F3FCAF50C792E553ED637729EEE34E859ED0ADD6DFFEE072A4C91F3B6E193A |
| SSDEEP: | 98304:6+QqZ8fZKS8zAPxjG9RpuYrL/t/7ietyw+69crPWoSK3fokvCxsL5jFTtHVz5X6a:Tdwe8kUmnpfT+eQK4YuVtFHUjX |
MALICIOUS
Executing a file with an untrusted certificate
- ENConfig.exe (PID: 4608)
Actions looks like stealing of personal data
- ENConfig.exe (PID: 4608)
LUMMA mutex has been found
- ENConfig.exe (PID: 4608)
SUSPICIOUS
Executable content was dropped or overwritten
- lnstaII.exe (PID: 5176)
- lnstaII.tmp (PID: 1532)
- lnstaII.exe (PID: 6872)
- lnstaII.tmp (PID: 5008)
Reads the Windows owner or organization settings
- lnstaII.tmp (PID: 1532)
- lnstaII.tmp (PID: 5008)
Reads security settings of Internet Explorer
- lnstaII.tmp (PID: 1532)
Process communicates with Telegram (possibly using it as an attacker's C2 server)
- ENConfig.exe (PID: 4608)
Process drops legitimate windows executable
- lnstaII.tmp (PID: 5008)
Searches for installed software
- ENConfig.exe (PID: 4608)
INFO
Create files in a temporary directory
- lnstaII.exe (PID: 5176)
- lnstaII.tmp (PID: 1532)
- lnstaII.tmp (PID: 5008)
- lnstaII.exe (PID: 6872)
Checks supported languages
- lnstaII.exe (PID: 5176)
- lnstaII.tmp (PID: 1532)
- lnstaII.exe (PID: 6872)
- lnstaII.tmp (PID: 5008)
- ENConfig.exe (PID: 4608)
Reads the computer name
- lnstaII.tmp (PID: 1532)
- lnstaII.tmp (PID: 5008)
- ENConfig.exe (PID: 4608)
Process checks computer location settings
- lnstaII.tmp (PID: 1532)
Compiled with Borland Delphi (YARA)
- lnstaII.exe (PID: 6872)
- lnstaII.tmp (PID: 5008)
Detects InnoSetup installer (YARA)
- lnstaII.exe (PID: 6872)
- lnstaII.tmp (PID: 5008)
Creates files or folders in the user directory
- lnstaII.tmp (PID: 5008)
The sample compiled with english language support
- lnstaII.tmp (PID: 5008)
Reads the software policy settings
- ENConfig.exe (PID: 4608)
- slui.exe (PID: 5204)
Checks proxy server information
- slui.exe (PID: 5204)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Inno Setup installer (39.4) |
|---|---|---|
| .exe | | | Win32 EXE PECompact compressed (generic) (14.9) |
| .exe | | | Win32 Executable (generic) (1.6) |
| .exe | | | Win16/32 Executable Delphi generic (0.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:09:13 09:00:51+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, Bytes reversed lo, 32-bit, Bytes reversed hi |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 741376 |
| InitializedDataSize: | 80896 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xb5eec |
| OSVersion: | 6.1 |
| ImageVersion: | 6 |
| SubsystemVersion: | 6.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.0.1.1 |
| ProductVersionNumber: | 2.0.1.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | Seiko Epson Corporation |
| FileDescription: | EpsonNet Config |
| FileVersion: | 2.0.1.1 |
| LegalCopyright: | ENConfig |
| OriginalFileName: | ENConfig.exe |
| ProductName: | ENConfig |
| ProductVersion: | 2.0.1.1 |
Total processes
129
Monitored processes
6
Malicious processes
4
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1532 | "C:\Users\admin\AppData\Local\Temp\is-S2GUQ.tmp\lnstaII.tmp" /SL5="$80270,13930909,823296,C:\Users\admin\AppData\Local\Temp\lnstaII.exe" | C:\Users\admin\AppData\Local\Temp\is-S2GUQ.tmp\lnstaII.tmp | lnstaII.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 1 Modules
| |||||||||||||||
| 4608 | "C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\ENConfig.exe" | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\ENConfig.exe | lnstaII.tmp | ||||||||||||
User: admin Company: Seiko Epson Corporation Integrity Level: MEDIUM Description: EpsonNet Config Version: 4, 9, 3, 2100 Modules
| |||||||||||||||
| 5008 | "C:\Users\admin\AppData\Local\Temp\is-JUU40.tmp\lnstaII.tmp" /SL5="$90270,13930909,823296,C:\Users\admin\AppData\Local\Temp\lnstaII.exe" /VERYSILENT | C:\Users\admin\AppData\Local\Temp\is-JUU40.tmp\lnstaII.tmp | lnstaII.exe | ||||||||||||
User: admin Company: Seiko Epson Corporation Integrity Level: MEDIUM Description: Setup/Uninstall Exit code: 0 Version: 51.1052.0.0 Modules
| |||||||||||||||
| 5176 | "C:\Users\admin\AppData\Local\Temp\lnstaII.exe" | C:\Users\admin\AppData\Local\Temp\lnstaII.exe | explorer.exe | ||||||||||||
User: admin Company: Seiko Epson Corporation Integrity Level: MEDIUM Description: EpsonNet Config Exit code: 1 Version: 2.0.1.1 Modules
| |||||||||||||||
| 5204 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6872 | "C:\Users\admin\AppData\Local\Temp\lnstaII.exe" /VERYSILENT | C:\Users\admin\AppData\Local\Temp\lnstaII.exe | lnstaII.tmp | ||||||||||||
User: admin Company: Seiko Epson Corporation Integrity Level: MEDIUM Description: EpsonNet Config Exit code: 0 Version: 2.0.1.1 Modules
| |||||||||||||||
Total events
1 394
Read events
1 394
Write events
0
Delete events
0
Modification events
Executable files
72
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\ConcurrencyCheck.dll | executable | |
MD5:AE4A03A70AC76E06B414F2DF064DDE25 | SHA256:4920A82964D82E0895FA851BA391F9766E01852B56CB6BEA0D25071A5C232AA9 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-BQAOU.tmp | executable | |
MD5:8EE9144A3EB1EDB97329FD0609E8CD36 | SHA256:15B534451743EBCED68B733E1DE71CABBBEE595AC85B0C8C097D95CE869F5271 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-MPLJS.tmp | executable | |
MD5:AE4A03A70AC76E06B414F2DF064DDE25 | SHA256:4920A82964D82E0895FA851BA391F9766E01852B56CB6BEA0D25071A5C232AA9 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Local\Temp\is-627KS.tmp\_isetup\_iscrypt.dll | executable | |
MD5:A69559718AB506675E907FE49DEB71E9 | SHA256:2F6294F9AA09F59A574B5DCD33BE54E16B39377984F3D5658CDA44950FA0F8FC | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Local\Temp\is-627KS.tmp\_isetup\_isdecmp.dll | executable | |
MD5:077CB4461A2767383B317EB0C50F5F13 | SHA256:8287D0E287A66EE78537C8D1D98E426562B95C50F569B92CEA9CE36A9FA57E64 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-LLM8R.tmp | executable | |
MD5:1889C6CD8041693B57EF3F1E64EA9DD9 | SHA256:C2F506944C570FC00746C8CE1A7C11083B18AB6FEDC756E02D89739666122D82 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-7BSFM.tmp | executable | |
MD5:0A459886E1584024676898D073808059 | SHA256:6AABB0C5B7B5B04E6DFEF398CEF35AF3D9E18A6AB302794FA9F113F91380E3D7 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-04D51.tmp | executable | |
MD5:1E8030AA264522F0D9B4CABD6787807F | SHA256:0B31C371CA1247A8D5451752D17DB277FA3C73A2D85FE0C6ECBB817A3A9A7CC5 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\is-743A3.tmp | executable | |
MD5:4CD3430043E10D0393F9E209BA31CD31 | SHA256:AE6353A1A7F46CABD775A6DBC1F1DFAAC7FBC30DAFB0F2AFE86B7285231A1B28 | |||
| 5008 | lnstaII.tmp | C:\Users\admin\AppData\Roaming\{9026D7E2-C04A-4A5C-830D-5C78CFA216E8}\dynamiclinkui.dll | executable | |
MD5:1E8030AA264522F0D9B4CABD6787807F | SHA256:0B31C371CA1247A8D5451752D17DB277FA3C73A2D85FE0C6ECBB817A3A9A7CC5 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
29
DNS requests
18
Threats
1
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6372 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
6372 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.216.77.28:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 23.216.77.28:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.160.128:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
2104 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
t.me |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
4608 | ENConfig.exe | Misc activity | ET INFO Observed Telegram Domain (t .me in TLS SNI) |