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{552199fb-9890-4055-9aaf-b2f6d51d46e9}gw.sys

PlurPush

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {552199fb-9890-4055-9aaf-b2f6d51d46e9}gw.sys by PlurPush has been detected as adware by 2 anti-malware scanners. It runs as a Windows kernel mode device driver named “{552199fb-9890-4055-9aaf-b2f6d51d46e9}Gw”.
Publisher:
StdLib  (signed by PlurPush)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
6811c00c703c876b412bfa0c9fb4f137

SHA-1:
b7228d75f901b1886e09bc507f2bf792dc0e26c0

SHA-256:
29a88512b4b3918108f19fb9364945f5c36eb24c127b31544c073e40579eb748

Scanner detections:
2 / 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:
4/29/2024 1:27:30 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.Generic
2015.0.3494

Reason Heuristics
PUP.PlurPush.l
14.8.8.0

File size:
51.7 KB (52,920 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\{552199fb-9890-4055-9aaf-b2f6d51d46e9}gw.sys

Digital Signature
Signed by:
PlurPush

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 1:00:00 AM

Valid to:
9/20/2015 12:59:59 AM

Subject:
CN=PlurPush, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PlurPush, L=San Diego, 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:
30ACE095C6EE9F3C39428EB86ECAFADF

File PE Metadata
Compilation timestamp:
1/31/2014 12:45:28 AM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:uIsHpnKHCBSqUPJHKQpkJxpKwT2bcWiJmOtX3g2rp3lnTOwO:psHRKHLJqQpkYwTsiTtXxtSp

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:
{552199fb-9890-4055-9aaf-b2f6d51d46e9}Gw

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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