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7z.dll

7-Zip

Epic Scale, Inc.

7za.dll is a stand alone plugin for the 7-Zip file archiver and extraction utility. The plugin is used by 3rd-party software to provide archiving functionality for 7z, ZIP and gzip formats and is recompiled by Epic Scale, Inc.. Note, this is a common distributed file and although it has been detected it might not be a threat is un-coupled from its distribution source. The file has been seen being downloaded from epicscale.r.worldssl.net.
Publisher:
Igor Pavlov  (signed by Epic Scale, Inc.)

Product:
7-Zip

Description:
7z Standalone Plugin

Version:
9.20

MD5:
5959ba689c24d960244a471a4d3aac42

SHA-1:
87d46632b4aa4b4c7467bede9e1f8ad9cc3da3c0

SHA-256:
15e191adef847dddf51d10d31a0683a11578770c8ad916dde1b06efdfd27d384

Scanner detections:
1 / 68

Status:
Inconclusive but possibly unwanted  (It is part of a common redistributable library)

Analysis date:
12/27/2024 2:24:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Common.PUP.Optional.C
15.1.4.13

File size:
899.2 KB (920,824 bytes)

Product version:
9.20

Copyright:
Copyright (c) 1999-2010 Igor Pavlov

Original file name:
7za.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\ProgramData\application data\epicscale\0\7z.dll

Digital Signature
Signed by:
Epic Scale, Inc.

Authority:
VeriSign, Inc.

Valid from:
5/14/2014 8:00:00 AM

Valid to:
5/15/2015 7:59:59 AM

Subject:
CN="Epic Scale, Inc.", O="Epic Scale, Inc.", L=Oakland, 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:
605C2C8521EE66CBD7D05A757E3EEBC1

File PE Metadata
Compilation timestamp:
11/19/2010 12:27:29 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:LW+wsDaQw6DDz3qRyPnmGfrnvVUKueY8RmneWtJi:LasY6DwOBfrnvV7UeWtg

Entry address:
0x9AD87

Entry point:
55, 8B, EC, 53, 8B, 5D, 08, 56, 8B, 75, 0C, 57, 8B, 7D, 10, 85, F6, 75, 09, 83, 3D, D4, 3C, 0C, 10, 00, EB, 26, 83, FE, 01, 74, 05, 83, FE, 02, 75, 22, A1, 04, 65, 0C, 10, 85, C0, 74, 09, 57, 56, 53, FF, D0, 85, C0, 74, 0C, 57, 56, 53, E8, 15, FF, FF, FF, 85, C0, 75, 04, 33, C0, EB, 4E, 57, 56, 53, E8, EE, C9, F6, FF, 83, FE, 01, 89, 45, 0C, 75, 0C, 85, C0, 75, 37, 57, 50, 53, E8, F1, FE, FF, FF, 85, F6, 74, 05, 83, FE, 03, 75, 26, 57, 56, 53, E8, E0, FE, FF, FF, 85, C0, 75, 03, 21, 45, 0C, 83, 7D, 0C, 00...
 
[+]

Entropy:
6.4973

Developed / compiled with:
Microsoft Visual C++ 6.0

Code size:
654.5 KB (670,208 bytes)

The file 7z.dll has been seen being distributed by the following URL.

http://epicscale.r.worldssl.net/.../7z.dll

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