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rfftrial.exe

RFF Electronics

The program is a setup application that uses the WinZip SFX installer. The file has been seen being downloaded from gsf-cf.softonic.com and multiple other hosts.
Publisher:
RFF Electronics  (signed and verified)

MD5:
528849e9d0d8456cf4894c7f02fe851e

SHA-1:
9e350b8eb2e97c032863b60a88f569834b34fd7b

SHA-256:
8ce4ad66777ac6da8dec78094f7c3d693700fbe463cc64485fcc79d5ee01ff62

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
6/24/2025 10:03:36 AM UTC  (today)

File size:
2.8 MB (2,931,408 bytes)

File type:
Executable application (Win32 EXE)

Installer:
WinZip SFX

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

Digital Signature
Signed by:
RFF Electronics

Authority:
VeriSign, Inc.

Valid from:
7/22/2005 1:00:00 AM

Valid to:
7/23/2006 12:59:59 AM

Subject:
CN=RFF Electronics, OU=RFFlow Software, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=RFF Electronics, L=Loveland, S=Colorado, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2004 CA, OU=Terms of use at https://www.verisign.com/rpa (c)04, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
62E5FC00C3DDD5AC8C3EEE0A43E73FC7

File PE Metadata
Compilation timestamp:
1/9/2001 2:09:05 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
5.10

CTPH (ssdeep):
49152:jX5ob0DLLLqG8XqupjZVqBiDW4fEdY+qpny7tIgnt00tH36wlz4dejTpgijOg+7r:ybYLLLZ8XqupjZABitfEdupnyJJ0IH3u

Entry address:
0x3F8F

Entry point:
53, FF, 15, 4C, 70, 40, 00, B3, 22, 38, 18, 74, 03, 80, C3, FE, 8A, 48, 01, 40, 33, D2, 3A, CA, 74, 0A, 3A, CB, 74, 06, 8A, 48, 01, 40, EB, F2, 38, 10, 74, 01, 40, 52, 50, 52, 52, FF, 15, 50, 70, 40, 00, 50, E8, 9E, F3, FF, FF, 50, FF, 15, 54, 70, 40, 00, 5B, C3, 8B, 44, 24, 04, 8B, 40, 3C, 05, F8, 00, 00, 00, C3, 55, 8B, EC, 51, A1, 88, 94, 40, 00, 83, 0D, 00, 93, 40, 00, FF, 56, 33, F6, 39, 35, 40, 8E, 40, 00, 89, 35, 34, 94, 40, 00, 89, 35, 84, 94, 40, 00, A3, 24, 97, 40, 00, 75, 05, E8, 9D, D2, FF, FF...
 
[+]

Entropy:
7.9987

Packer / compiler:
WinZip, 0x32-bit SFX v8.x module

Code size:
21.5 KB (22,016 bytes)

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

http://gsf-cf.softonic.com/9e3/50b/.../file?SD_used=0&channel=WEB&fdh=no&id_file=49865&instance=softonic_en&type=PROGRAM&Expires=1484884899&Signature=H9sm~Y01uz7Zti2lcB2P1XTk70TRofYa6zBvEuXxVlcRlQ0GcwsjfDCXJS5v6LInV0Vbl6jrJn5zkiZFrgseZfwu~mPazw4SFJqOOutOFM3~IeTAsbqp6-W1RsNocKZqPW2J6KCrVI9tE1LQpFHke3F7aQRa-NHCScuY9NoVlc8_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=RFFTrial.exe

http://gsf-cf.softonic.com/9e3/50b/.../file?SD_used=0&channel=WEB&fdh=no&id_file=49865&instance=softonic_en&type=PROGRAM&Expires=1441401725&Signature=PYf4Lbr3ZdfOv8nuGx23dr7DcAauP6NkmcEthRkeEXN~ts17qoz8fJo7MQ533O0xSDVFWnoBgFZDQ8n5kikuPB4ciUyF~hBxTt64Trc~3ajUzHw3jGM8BEzbO1VMalCKc7ouUL-mFRrrYU4EVsDL8n98-mvK7vaeGr88mGSgRYs_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=RFFTrial.exe

http://gsf-cf.softonic.com/9e3/50b/.../file?SD_used=0&channel=WEB&fdh=no&id_file=49865&instance=softonic_en&type=PROGRAM&Expires=1426668813&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&Signature=NXcb2QVw6Ukl1iFIyYYYyBHsy~8JQCdhHlNY4YLhCZJQI9E2h3sal-pKdMcUodbBUDI6EG4LPFkkeNzTvnFYULAiQU4R7yC3w1D6qUz0rJep1VRFvnBo9r7ioDlJBLPVr-IoKwn047cS0kobpnRMswPEoYotfq3s26GUDwfW13A_&filename=RFFTrial.exe

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