| File name: | FixBlast.exe |
| Full analysis: | https://app.any.run/tasks/02ddc1da-8504-4c2f-a0dc-3abf1bb1b6a9 |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | April 18, 2025, 23:30:54 |
| 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, UPX compressed, 3 sections |
| MD5: | 225561D6A5B48FB535FE8BC4864DB317 |
| SHA1: | D8F16EE0FCDCDF35125B86A6FD0AA73C0CC70B63 |
| SHA256: | 93A5E6DD4493953B2E3FF4CFF599807A1876CBD6626B2E47CAE8D1897E7E2F57 |
| SSDEEP: | 6144:P5Y9WbP85SOlAURKTsOeH+q7Gng9SUFRqWiU:PyQI5plvKsH+QPz7D |
MALICIOUS
Executing a file with an untrusted certificate
- FixBlast.exe (PID: 660)
- FixBlast.exe (PID: 6388)
Steals credentials from Web Browsers
- FixBlast.exe (PID: 6388)
SUSPICIOUS
There is functionality for taking screenshot (YARA)
- FixBlast.exe (PID: 660)
- FixBlast.exe (PID: 6388)
Creates file in the systems drive root
- FixBlast.exe (PID: 6388)
INFO
Reads the computer name
- FixBlast.exe (PID: 660)
- FixBlast.exe (PID: 6388)
The sample compiled with english language support
- FixBlast.exe (PID: 660)
Checks supported languages
- FixBlast.exe (PID: 660)
- FixBlast.exe (PID: 6388)
UPX packer has been detected
- FixBlast.exe (PID: 660)
- FixBlast.exe (PID: 6388)
Manual execution by a user
- FixBlast.exe (PID: 6388)
Reads the software policy settings
- slui.exe (PID: 2284)
- slui.exe (PID: 1180)
Checks proxy server information
- slui.exe (PID: 1180)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (39.3) |
|---|---|---|
| .exe | | | Win32 EXE Yoda's Crypter (38.6) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.5) |
| .exe | | | Win32 Executable (generic) (6.5) |
| .exe | | | Generic Win/DOS Executable (2.9) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2003:09:01 12:50:16+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 126976 |
| InitializedDataSize: | 8192 |
| UninitializedDataSize: | 466944 |
| EntryPoint: | 0x913c0 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.6.1 |
| ProductVersionNumber: | 1.0.6.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | Special build |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | Symantec Corporation |
| FileDescription: | Fixtool for W32.Blaster.Worm |
| FileVersion: | 1.0.6.1 |
| InternalName: | Fixtool for W32.Blaster.Worm |
| LegalCopyright: | Copyright © 2003 Symantec Corporation |
| LegalTrademarks: | - |
| OriginalFileName: | FixBlast.exe |
| PrivateBuild: | - |
| ProductName: | Symantec W32.Blaster.Worm Fix Tool |
| ProductVersion: | 1.0.6.1 |
| SpecialBuild: | A |
Total processes
138
Monitored processes
5
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 660 | "C:\Users\admin\Desktop\FixBlast.exe" | C:\Users\admin\Desktop\FixBlast.exe | — | explorer.exe | |||||||||||
User: admin Company: Symantec Corporation Integrity Level: MEDIUM Description: Fixtool for W32.Blaster.Worm Exit code: 0 Version: 1.0.6.1 Modules
| |||||||||||||||
| 728 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Exit code: 0 Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1180 | 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
| |||||||||||||||
| 2284 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | SppExtComObj.Exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6388 | "C:\Users\admin\Desktop\FixBlast.exe" | C:\Users\admin\Desktop\FixBlast.exe | explorer.exe | ||||||||||||
User: admin Company: Symantec Corporation Integrity Level: HIGH Description: Fixtool for W32.Blaster.Worm Version: 1.0.6.1 Modules
| |||||||||||||||
Total events
965
Read events
960
Write events
0
Delete events
5
Modification events
| (PID) Process: | (6388) FixBlast.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | windows auto update |
Value: | |||
| (PID) Process: | (6388) FixBlast.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | Microsoft Inet Xp.. |
Value: | |||
| (PID) Process: | (6388) FixBlast.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | Windows Root Account |
Value: | |||
| (PID) Process: | (6388) FixBlast.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | Windows Automation |
Value: | |||
| (PID) Process: | (6388) FixBlast.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | www.hidro.4t.com |
Value: | |||
Executable files
0
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 660 | FixBlast.exe | C:\Users\admin\Desktop\FixBlast.log | text | |
MD5:395E6903EA7CC3EB7DA7E871A3D639CA | SHA256:4361402FDBDFBA07AAC8B1B5640A9547AF3BB5FB3929FA89793FB87E50489F27 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
25
DNS requests
15
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.216.77.6:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.216.77.6:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
2420 | 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 |
2420 | 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 |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2104 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 23.216.77.6:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.216.77.6:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
3216 | svchost.exe | 172.211.123.249:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 40.126.32.76:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
2112 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |