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ffdec_6.1.0_setup.exe

The executable ffdec_6.1.0_setup.exe has been detected as malware by 2 anti-virus scanners. The program is a setup application that uses the Nullsoft Install System installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from github-cloud.s3.amazonaws.com and multiple other hosts.
MD5:
65bf03668ae42bc535b05fd6140dc37a

SHA-1:
95877a03f559cd46739329fa79380dd4e4323514

SHA-256:
57a2274ea5413a6ccfed47ae7e5456f94ea4cac583d34934156298ea5208513e

Scanner detections:
2 / 68

Status:
Malware

Explanation:
This is part of the Crossrider Internet browser extension framework which may modify the user's web browser settings including changing the home and search pages.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application.

Analysis date:
4/26/2024 8:00:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
16.12.7.13

Zillya! Antivirus
Trojan.Virlock.Win32.31456
2.0.0.2472

File size:
8.7 MB (9,136,221 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Common path:
C:\users\{user}\downloads\programs\ffdec_6.1.0_setup.exe

File PE Metadata
Compilation timestamp:
2/19/2012 7:01:49 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
196608:N39khPzJLqSWj32xwIJ8VKh7pQbbz5kGYis+ua97c:NmPdLnWj2g4hFQj5kpVaVc

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.9991  (probably packed)

Code size:
34.5 KB (35,328 bytes)

The file ffdec_6.1.0_setup.exe has been seen being distributed by the following 2 URLs.

https://github-cloud.s3.amazonaws.com/releases/.../0195a67a-7bae-11e5-984a-d26925000251.exe

https://www.free-decompiler.com/flash/.../ffdec_6.1.0_setup.exe

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