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win8codecs_v155.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from files.instaluj.cz and multiple other hosts.
MD5:
b03c452f2ee103dddb0c1e6e35042c30

SHA-1:
892a7602053363a1268b0b06259dd49c7fe1e518

SHA-256:
2dc10e664f07a9b896b69022632b36d72e8ac23b9c247dca3b104d54f390cc93

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:
12/25/2024 1:22:24 PM UTC  (today)

Scan engine
Detection
Engine version

Emsisoft Anti-Malware
Trojan.Generic.4559648
8.14.08.08.08

File size:
15 MB (15,771,912 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\win8codecs_v155.exe

File PE Metadata
Compilation timestamp:
2/24/2012 8:22:01 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
393216:3Fd9FBS7pVmEB8FjTk0MXf6IjvRlnXakmKRKWbscOunddno1:P4rFkjTkTv6szqktRKHQddo1

Entry address:
0x36DA

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 1C, C7, 44, 24, 10, C0, 8A, 40, 00, 89, 5C, 24, 18, C6, 44, 24, 14, 20, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, AC, 80, 40, 00, 53, FF, 15, A4, 82, 40, 00, 6A, 08, A3, 18, 36, 45, 00, E8, FD, 28, 00, 00, 53, 68, 60, 01, 00, 00, A3, 28, 35, 45, 00, 8D, 44, 24, 3C, 50, 53, 68, BF, 8A, 40, 00, FF, 15, 70, 81, 40, 00, 68, B4, 8A, 40, 00, 68, 20, F5, 44, 00, E8, 27, 26, 00, 00, FF, 15, A8, 80, 40, 00, 50, BF, 50, C0, 47, 00, 57, E8, 15, 26...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file win8codecs_v155.exe has been seen being distributed by the following 3 URLs.

http://files.instaluj.cz/dwl/9e91d2ced69371e4be8d3c4b0c18386f/audio-video/kodeky/.../win8codecs_v155.exe

http://www.majorgeeks.com/index.php?ct=files&action=download&

http://files5.majorgeeks.com/files/aaea265a9054b3b8c5df99c64685ec2e/.../win8codecs_v155.exe

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