| File name: | AimStar.exe |
| Full analysis: | https://app.any.run/tasks/4f4f29b9-3bf0-4c84-9159-259ab2203703 |
| Verdict: | Malicious activity |
| Threats: | Blank Grabber is an infostealer written in Python. It is designed to steal a wide array of data, such as browser login credentials, crypto wallets, Telegram sessions, and Discord tokens. It is an open-source malware, with its code available on GitHub and regularly receiving updates. Blank Grabber builder’s simple interface lets threat actors even with basic skills to deploy it and conduct attacks. |
| Analysis date: | January 01, 2025, 21:10:48 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64, for MS Windows, 6 sections |
| MD5: | 9E5A9429BC193EE14EBC1F87201BE518 |
| SHA1: | 0E3626C6FA7BD68417244BBBB310173E67C42401 |
| SHA256: | 85F1D6C7AE21DD89E2421559FD8192AD9D885529EB684786AEDA8ABC273870BC |
| SSDEEP: | 98304:AJ3pKuFdFZS715R//GUPVpYSTDtIAJQ1knyuzfqqQVH68DcDo0nkPle2dxrJKkcX:NSotkU744a+WQVepC/t |
| .exe | | | Win64 Executable (generic) (87.3) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (6.3) |
| .exe | | | DOS Executable Generic (6.3) |
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2024:12:31 21:25:29+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.41 |
| CodeSize: | 172032 |
| InitializedDataSize: | 131584 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xce20 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 10.0.26100.1882 |
| ProductVersionNumber: | 10.0.26100.1882 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Windows Disc Image Burning Tool |
| FileVersion: | 10.0.26100.1882 (WinBuild.160101.0800) |
| InternalName: | IsoBurn |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | ISOBURN.EXE |
| ProductName: | Microsoft® Windows® Operating System |
| ProductVersion: | 10.0.26100.1882 |
| Comments: | Modified by an unpaid evaluation copy of Resource Tuner 2. http://www.heaventools.com |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 372 | REG QUERY HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E968-E325-11CE-BFC1-08002BE10318}\0000\DriverDesc 2 | C:\Windows\System32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Console Tool Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 436 | tree /A /F | C:\Windows\System32\tree.com | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Tree Walk Utility Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 536 | C:\WINDOWS\system32\cmd.exe /c "wmic csproduct get uuid" | C:\Windows\System32\cmd.exe | — | AimStar.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1296 | C:\WINDOWS\system32\cmd.exe /c "powershell Get-ItemPropertyValue -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform' -Name BackupProductKeyDefault" | C:\Windows\System32\cmd.exe | — | AimStar.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1448 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1684 | C:\WINDOWS\system32\cmd.exe /c "tree /A /F" | C:\Windows\System32\cmd.exe | — | AimStar.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1684 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1864 | powershell -Command Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\ .scr' | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1876 | C:\WINDOWS\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\ .scr'" | C:\Windows\System32\cmd.exe | — | AimStar.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2072 | C:\WINDOWS\system32\cmd.exe /c "systeminfo" | C:\Windows\System32\cmd.exe | — | AimStar.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (6920) AimStar.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Multimedia\DrawDib |
| Operation: | write | Name: | 1280x720x32(BGR 0) |
Value: 31,31,31,31 | |||
| (PID) Process: | (7976) TiWorker.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing |
| Operation: | write | Name: | SessionIdHigh |
Value: 31153297 | |||
| (PID) Process: | (7976) TiWorker.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing |
| Operation: | write | Name: | SessionIdLow |
Value: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_queue.pyd | executable | |
MD5:766820215F82330F67E248F21668F0B3 | SHA256:EF361936929B70EF85E070ED89E55CBDA7837441ACAFEEA7EF7A0BB66ADDEEC6 | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_hashlib.pyd | executable | |
MD5:0B214888FAC908AD036B84E5674539E2 | SHA256:A9F24AD79A3D2A71B07F93CD56FC71958109F0D1B79EEBF703C9ED3AC76525FF | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_ctypes.pyd | executable | |
MD5:B6262F9FBDCA0FE77E96A9EED25E312F | SHA256:1C0F9C3BDC53C2B24D5480858377883A002EB2EBB57769D30649868BFB191998 | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_sqlite3.pyd | executable | |
MD5:F018B2C125AA1ECC120F80180402B90B | SHA256:67A887D3E45C8836F8466DC32B1BB8D64C438F24914F9410BC52B02003712443 | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_ssl.pyd | executable | |
MD5:309B1A7156EBD03474B44F11BA363E89 | SHA256:67ED13570C5376CD4368EA1E4C762183629537F13504DB59D1D561385111FE0A | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_decimal.pyd | executable | |
MD5:9CFB6D9624033002BC19435BAE7FF838 | SHA256:41B0B60FE2AA2B63C93D3CE9AB69247D440738EDB4805F18DB3D1DAA6BB3EBFF | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\_socket.pyd | executable | |
MD5:65CD246A4B67CC1EAB796E2572C50295 | SHA256:4ECD63F5F111D97C2834000FF5605FAC61F544E949A0D470AAA467ABC10B549C | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\skoch.aes | binary | |
MD5:21E523667EE0DB52AC1270420BA846DC | SHA256:5AAE582EDAD2B2E5A43796418DDC058EE939E9E53166B71BB747F0545EB105C2 | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\select.pyd | executable | |
MD5:933DA5361079FC8457E19ADAB86FF4E0 | SHA256:ADFDF84FF4639F8A921B78A2EFCE1B89265DF2B512DF05CE2859FC3CC6E33EFF | |||
| 6520 | AimStar.exe | C:\Users\admin\AppData\Local\Temp\_MEI65202\rar.exe | executable | |
MD5:9C223575AE5B9544BC3D69AC6364F75E | SHA256:90341AC8DCC9EC5F9EFE89945A381EB701FE15C3196F594D9D9F0F67B4FC2213 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4712 | MoUsoCoreWorker.exe | GET | 200 | 2.21.20.133:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1176 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
6920 | AimStar.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | unknown | — | — | shared |
6320 | SIHClient.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
6320 | SIHClient.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6920 | AimStar.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/?fields=225545 | unknown | — | — | shared |
6412 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | 2.21.20.133:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
4712 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | unknown |
5064 | SearchApp.exe | 104.126.37.130:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
1076 | svchost.exe | 23.35.238.131:443 | go.microsoft.com | AKAMAI-AS | DE | whitelisted |
1176 | svchost.exe | 40.126.32.138:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1176 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| unknown |
www.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| unknown |
go.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
skoch-xnda8.in |
| unknown |
ip-api.com |
| shared |
PID | Process | Class | Message |
|---|---|---|---|
2192 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2192 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
6920 | AimStar.exe | Device Retrieving External IP Address Detected | ET POLICY External IP Lookup ip-api.com |
2192 | svchost.exe | Misc activity | ET INFO Observed Discord Domain in DNS Lookup (discord .com) |
6920 | AimStar.exe | Device Retrieving External IP Address Detected | ET POLICY External IP Lookup ip-api.com |
6920 | AimStar.exe | A Network Trojan was detected | STEALER [ANY.RUN] BlankGrabber (SkochGrabber) Generic External IP Check |
6920 | AimStar.exe | Misc activity | ET INFO Observed Discord Domain (discord .com in TLS SNI) |