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weboptimumsetup.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from bscodecs.com.
MD5:
0ccc8205bbee7b10410e8ac37e56b119

SHA-1:
1fbc952bce40e9a3104bd8c6b1de7a3c7a708ee5

SHA-256:
59d69fcebf6c917d152d3b9e5164dfee704dc0e1d4a93fd2f75325e1ceb5656d

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
11/27/2024 11:22:00 AM UTC  (today)

File size:
159.1 KB (162,874 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\weboptimumsetup.exe

File PE Metadata
Compilation timestamp:
12/29/2015 1:34:54 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:DTovHCkPmAyT2uWO/UoeQaYQ/MYORKzzeZ/fZ5EHzJ9gjXA5KR1TRYZCW+F:DTVoyTKO/Uz1nEYOds0jX7R1ttn

Entry address:
0x3A49

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 5E, 33, ED, 68, 01, 80, 00, 00, 89, 6C, 24, 1C, C7, 44, 24, 14, C8, A1, 40, 00, 89, 6C, 24, 18, FF, 15, 74, 91, 40, 00, FF, 15, B8, 90, 40, 00, 66, 83, F8, 06, 74, 11, 55, E8, 70, 2B, 00, 00, 3B, C5, 74, 07, 68, 00, 0C, 00, 00, FF, D0, 68, 38, A3, 40, 00, E8, 00, 2B, 00, 00, 68, 28, A3, 40, 00, E8, F6, 2A, 00, 00, 68, 14, A3, 40, 00, E8, EC, 2A, 00, 00, 6A, 0D, E8, 40, 2B, 00, 00, 6A, 0B, E8, 39, 2B, 00, 00, A3, F0, EA, 47, 00, FF, 15, 34, 90, 40, 00, 55, FF...
 
[+]

Entropy:
7.7310

Packer / compiler:
Nullsoft install system v2.x

Code size:
30 KB (30,720 bytes)

The file weboptimumsetup.exe has been seen being distributed by the following URL.

http://bscodecs.com/direct/.../lp.php?pub=exc353as&campid=javled

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