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zlib1.dll

zlib

zlib1.dll is the zLib Compression Library used for lossless data-compression. The file has been seen being downloaded from dl.dropboxusercontent.com and multiple other hosts.
Product:
zlib

Description:
zlib data compression library

Version:
1.2.8

MD5:
bcaf983ab27437913e76776f79b850c5

SHA-1:
8544045069e9f6e7a121825d3cfa95f77547bab3

SHA-256:
57fd78bb3d90c04ee949c062faf6725d361de34ff2fe301bce27d0238e9190ae

Scanner detections:
1 / 68

Status:
Clean  (1 probable false positive detection)

Explanation:
This is mosty likely a false positive detection, the file is probably clean.

Analysis date:
12/28/2024 1:24:39 AM UTC  (today)

Scan engine
Detection
Engine version

XVirus List
Win.Detected
2.3.31

File size:
98.5 KB (100,864 bytes)

Product version:
1.2.8

Copyright:
(C) 1995-2013 Jean-loup Gailly & Mark Adler

Original file name:
zlib1.dll

File type:
Dynamic link library (Win32 DLL)

File PE Metadata
Compilation timestamp:
6/7/2013 2:40:08 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
2.56

CTPH (ssdeep):
1536:1nWT8fTAhNH3tWqd2K89gYvAWtYApTFFTs8uei7OunToIfSIOUIOyaV3chH:NWETA3r6/DFFbolTBfw6yBhH

Entry address:
0x10C0

Entry point:
55, 89, E5, 56, 53, 8B, 5D, 0C, 83, FB, 01, 74, 33, 50, 8B, 45, 10, 50, 53, 8B, 75, 08, 56, E8, D4, DE, 00, 00, 85, DB, 89, C6, 59, 75, 0E, A1, 00, A0, E9, 62, 85, C0, 74, 64, E8, 5F, FF, FF, FF, 8D, 65, F8, 89, F0, 5B, 5E, 5D, C2, 0C, 00, 8D, 74, 26, 00, 83, EC, 0C, 68, 80, 00, 00, 00, E8, A3, 1F, 01, 00, 83, C4, 10, A3, 00, A0, E9, 62, 85, C0, 74, 44, C7, 00, 00, 00, 00, 00, A3, 10, A0, E9, 62, E8, 97, DE, 00, 00, E8, D2, 00, 00, 00, 52, 8B, 45, 10, 50, 6A, 01, 8B, 45, 08, 50, E8, 72, DE, 00, 00, 89, C6...
 
[+]

Packer / compiler:
REALbasic

Code size:
73 KB (74,752 bytes)

The file zlib1.dll has been seen being distributed by the following 3 URLs.

https://dl.dropboxusercontent.com/u/.../mine2089/zlib1.dll

http://flek1.free.fr/.../zlib1.dll

http://gd-sirve.com/.../zlib1.dll

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