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extension64.dll

Fedorov Paul

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The module extension64.dll by Fedorov Paul has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Gigabase’.
Publisher:
Fedorov Paul  (signed and verified)

Version:
1.0

MD5:
5a99564e6b2f98be6486f15f621f8cfe

SHA-1:
ac5f3c9ba47cce4e1ba99bbc056ac7bfa92125c4

SHA-256:
59ef05c9522717d0a3d81950b7a1bc568704a235c234c51536c1d150c6e6e92c

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/24/2024 9:14:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Webpick.FedorovPaul (M)
16.2.22.8

File size:
436.1 KB (446,560 bytes)

Product version:
1.0

Original file name:
Extension.dll

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\gigabase\basement\extension64.dll

Digital Signature
Signed by:
Fedorov Paul

Authority:
Thawte, Inc.

Valid from:
8/28/2012 6:00:00 AM

Valid to:
8/29/2013 5:59:59 AM

Subject:
CN=Fedorov Paul, OU=Individual Developer, O=No Organization Affiliation, L=Saint-Petersburg, S=Saint-Petersburg, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
702D4055EE5CC734192DCBDFFE7AE8E1

Registration
CLSID:
{21A07E17-5809-484C-80D8-938064663D47}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
1/28/2013 4:25:47 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:ESvNdxWusH/H9EB5uNhY1287x6v7Urrx5Tb72gNNJ8LlA:JDx7s+BUhY1DxuWx5Tbju+

Entry address:
0x36574

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, 33, 65, 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, AB, FE, FF, FF, CC, CC, CC, 48, 89, 5C, 24, 10, 48, 89, 74, 24, 18, 57, 41, 54, 41, 55, 48, 83, EC, 40, 48, 89, 64, 24, 30, 45, 8B, E0, 48, 8B, FA, 48, 8B, F1, 45, 33, ED, 41, 8B, C5, 49, 3B, CD, 0F, 95, C0, 41, 3B, C5, 75, 26, E8, 49, 24, 00, 00, C7, 00, 16, 00, 00, 00, 4C, 89, 6C...
 
[+]

Code size:
300 KB (307,200 bytes)

Internet Explorer BHO
Display name:
Gigabase

CLSID:
{21A07E17-5809-484C-80D8-938064663D47}


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