{8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys

Rock Turner

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys by Rock Turner has been detected as adware by 3 anti-malware scanners. It runs as a Windows kernel mode device driver named “{8ce1c375-1e13-43f7-a4fd-6530f47c4fde}Gw”.
Remove {8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys - Powered by Reason Core Security
Publisher:
StdLib  (signed by Rock Turner)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
0441654c86d1019f5e3656f732713e46

SHA-1:
642b3761a83bcf7a0f203a8c56089eae67fecd41

SHA-256:
841c54bb42855c6aaf1b9a781fdde66acc6ad5d795d7d6511e6b2469fa99f565

Scanner detections:
3 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
12/3/2016 3:44:35 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Rocktur
2015.0.3448

Reason Heuristics
PUP.RockTurner.l
14.6.10.9

VIPRE Antivirus
Threat.4150696
30086

Remove {8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys - Powered by Reason Core Security
File size:
51.7 KB (52,928 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
3/14/2014 1:00:00 AM

Valid to:
3/15/2015 12:59:59 AM

Subject:
CN=Rock Turner, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Rock Turner, L=Santa Monica, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
71A33D3A2D147E26FB179221834AF81F

File PE Metadata
Compilation timestamp:
1/31/2014 1:45:28 AM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:wIsHpnKHCBSqUPJHKQpkJxpKwT2bcWiJmOtX3g2rp3lnD4do:HsHRKHLJqQpkYwTsiTtXxtMdo

Entry address:
0xC03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 62, 50, FF, FF, CC, CC, 74, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BC, C4, 00, 00, C0, A0, 00, 00, B4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 12, C5, 00, 00, 00, A0, 00, 00, EC, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, AE, C8, 00, 00, 38, A0, 00, 00, C4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A6, C9, 00, 00, 10, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, EA, C4, 00, 00, FE, C4, 00, 00, D6, C4...
 
[+]

Code size:
37 KB (37,888 bytes)

Driver
Display name:
{8ce1c375-1e13-43f7-a4fd-6530f47c4fde}Gw

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


Remove {8ce1c375-1e13-43f7-a4fd-6530f47c4fde}gw.sys - Powered by Reason Core Security