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ysitebuilder.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from mg.mail.yahoo.com and multiple other hosts.
MD5:
99f53209ef78f0cfbc4986964c2c2e7c

SHA-1:
a7ee34bcd905a04418950c65e148c8c4895cfc66

SHA-256:
7b64ab65a37bbebb1f578c157bd0680c91dcdbcb129b1cdff020f26dee559613

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/26/2024 11:40:04 PM UTC  (a few moments ago)

File size:
14.5 MB (15,196,566 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\ysitebuilder.exe

File PE Metadata
Compilation timestamp:
4/7/2006 10:59:42 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:b+pCN9NNFk2cjzODcjFjySpZasuednX/wcbyDNJz4LN:beKNm2vU52suednvwVXcLN

Entry address:
0x3166

Entry point:
81, EC, 7C, 01, 00, 00, 53, 55, 56, 33, F6, 57, 89, 74, 24, 18, BD, 40, 92, 40, 00, C6, 44, 24, 10, 20, FF, 15, 30, 70, 40, 00, 56, FF, 15, 70, 72, 40, 00, A3, D0, F0, 42, 00, 56, 8D, 44, 24, 30, 68, 60, 01, 00, 00, 50, 56, 68, 60, 98, 42, 00, FF, 15, 58, 71, 40, 00, 68, 30, 92, 40, 00, 68, 20, E8, 42, 00, E8, 14, 28, 00, 00, BB, 00, 64, 43, 00, 53, 68, 00, 04, 00, 00, FF, 15, B4, 70, 40, 00, E8, 64, FF, FF, FF, 85, C0, 75, 24, 68, FB, 03, 00, 00, 53, FF, 15, B0, 70, 40, 00, 68, 28, 92, 40, 00, 53, E8, FF...
 
[+]

Entropy:
7.9991

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file ysitebuilder.exe has been seen being distributed by the following 2 URLs.

https://mg.mail.yahoo.com/.../download?m=YaDownload&mid=2_0_0_1_2397452_ACB3w0MAACZsVkUwuAeVaI5CErM&fid=Inbox&pid=2&clean=0&appid=YahooMailNeo&ymreqid=5d007fc4-b5ff-aa16-0178-74000c010000

http://l.yimg.com/lm/hosting/.../ysitebuilder.exe

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