{2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys

Lemurleap

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys by Lemurleap has been detected as adware by 3 anti-malware scanners. It runs as a Windows kernel mode device driver named “{2ecad685-1644-4a6c-a1ca-055e8d6442fb}w”. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Remove {2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys - Powered by Reason Core Security
Publisher:
StdLib  (signed by Lemurleap)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
693d134212e721c4315f6984417e7a1d

SHA-1:
babf9cd2efe91874131f00d0634485911d1ed9b9

SHA-256:
38df8c8c0deb7af213c744c74738b3084fc9ded3a816063bc8e78e9be25243a0

Scanner detections:
3 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
12/3/2016 9:00:15 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Lemurleap
2015.0.3447

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14610

Reason Heuristics
PUP.Lemurleap.k
14.8.7.21

Remove {2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys - Powered by Reason Core Security
File size:
51.3 KB (52,504 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\{2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
5/7/2014 2:00:00 AM

Valid to:
5/8/2015 1:59:59 AM

Subject:
CN=Lemurleap, O=Lemurleap, STREET=10620 Treena Street Suite 230, L=San Diego, S=Ca, PostalCode=92131, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
015F3E368C995EC152965B1AABC50D9E

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:/IsHpnKHCBSqUPJHKQpkJxpKwT2bcWiJmOtX3g2rp3ln++7lw6jA:wsHRKHLJqQpkYwTsiTtXxtP7WJ

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...
 
[+]

Entropy:
6.3390

Code size:
37 KB (37,888 bytes)

Driver
Display name:
{2ecad685-1644-4a6c-a1ca-055e8d6442fb}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


Remove {2ecad685-1644-4a6c-a1ca-055e8d6442fb}w.sys - Powered by Reason Core Security