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186_x64.dll

The module 186_x64.dll has been detected as adware by 2 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘BlockAndSurf’. This is part of the Revizer line of web browser extensions that inject 3rd-party advertisements in the user's web browser as well as setup a proxy server for the browser in order to track behaviors and display context based-ads from various partners (mostly adware).
MD5:
30336c981f4a5096a7c33b230f035c0f

SHA-1:
db882368e41273b6488300382f5720f6526a3a96

SHA-256:
98df8e361f1f832ebe8e9111e3074fd9cc6cb807687327be38508e28c10117e2

Scanner detections:
2 / 68

Status:
Adware

Analysis date:
4/20/2024 3:09:33 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Revizer
15.4.21.0

VIPRE Antivirus
Revizer.b
37076

File size:
225.5 KB (230,912 bytes)

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\Program Files\ver1blockandsurf\186_x64.dll

Registration
CLSID:
{EC73D608-6158-9FDA-DBC1-0040637EBB57}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
1/28/2015 7:32:37 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:vIcU4h94LwANeJZDL2syPAtTmd42odHzpIH/i+xlg+eolTpfjODFsDONYbUy:vIcPCwANEaP4Tmd4pBdBFEvWdNYbX

Entry address:
0xD614

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 1B, 6E, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, 03, 00, 00, 00, CC, CC, CC, 48, 8B, C4, 48, 89, 58, 20, 4C, 89, 40, 18, 89, 50, 10, 48, 89, 48, 08, 56, 57, 41, 56, 48, 83, EC, 50, 49, 8B, F0, 8B, DA, 4C, 8B, F1, BA, 01, 00, 00, 00, 89, 50, B8, 85, DB, 75, 0F, 39, 1D, 58, 04, 02, 00, 75, 07, 33, C0, E9, D2, 00, 00, 00, 8D, 43, FF...
 
[+]

Entropy:
6.1389

Code size:
109 KB (111,616 bytes)

Internet Explorer BHO
Display name:
BlockAndSurf

CLSID:
{EC73D608-6158-9FDA-DBC1-0040637EBB57}


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