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setup_pfm_free.exe

AnvSoft Co., Ltd.

The application setup_pfm_free.exe by AnvSoft Co. has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from gsf-cf.softonic.com and multiple other hosts.
Publisher:
AnvSoft Co., Ltd.  (signed and verified)

MD5:
b08855e64f9896cb7c9944e7ab7bf581

SHA-1:
00d8a0cc1e89e580951cbec8595a2e32d4b6006c

SHA-256:
785d5b3a06395aff9c1ecab433319131f69245347bb908727354bfef09b4cacd

Scanner detections:
4 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
4/25/2024 8:25:32 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/OpenCandy
8.9672

NANO AntiVirus
Trojan.Win32.OpenCandy.cumjyt
0.28.0.59048

Reason Heuristics
PUP.OpenCandy.Installer (L)
16.11.29.21

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14501

File size:
36.3 MB (38,011,120 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
AnvSoft Co., Ltd.

Authority:
VeriSign, Inc.

Valid from:
6/15/2012 7:00:00 AM

Valid to:
8/15/2014 6:59:59 AM

Subject:
CN="AnvSoft Co., Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="AnvSoft Co., Ltd.", L=Shenzhen, S=Guang Dong, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
765E3E079F21928954D8BEC66D023B52

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
786432:ad5Fxt3YUFQzEOu9zszzDrVtYMK4v1PxpyT9f24s4:adrYQ1bczDrVtrVZpy1s4

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup_pfm_free.exe has been seen being distributed by the following 12 URLs.

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_en&type=PROGRAM&Expires=1439581067&Signature=EnfV2oGJCDkljT0g1bmfa~-FQ4oFSzKi4TBnZXLBfeqQhawPtb75RDEYzdpff8ry7p5MXb49vqvv1zQ-og58o6-YTebt1X5wLZZyw5-RqTbmw26ym-FRl4Uyq8Mx8687ZVr6FQWYD~y0aFYlDJwRi1ts4YqM7v2qpHgP70cTNlY_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=setup_pfm_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_en&type=PROGRAM&Expires=1481001585&Signature=FYL~fSVLliQWhdf73HzG6gyMtRu0TVDFWo0LHovZ8HzVzC3ANnLOx5Mn8R4B4HrDRWESk7A57ue32901Fv3XnSaqPpewCmbSkbY8gi5c89Y7OvHZJkeo3SmZiDcOBjhlwo7ToWxpzUVQZ9FpUztWY18wgrKuLetY48VCFKtzDSE_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=setup_pfm_free.exe

http://dl.cdn.chip.de/downloads/.../setup_pfm557_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_en&type=PROGRAM&Expires=1463818650&Signature=f0ZIS0gEmFZ3CKCnb0~aZd4c0tyPvKCwxM2L9ZQpD5UtM86UdW6br2YqdMKnFuzw53yL~nf2JkWYsTjZFYQN9RNT87q~XUxptCX5EyNPsXAV93IL1iOspAO9NbACoEgKM~9KJOTpTud~nwPlBKCmzrtV1JQwKhsVV5E59VKGftI_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=setup_pfm_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_br&type=PROGRAM&Expires=1461495929&Signature=bebtkDGoTQE0LLxFn~gLXRnS6igZaBpoP7En2PmT6tIRnh1cpa-Na0GumuJUPk0y7pYiHE84rKFHdcfLZNPxMuTO~Fy~lDk6oP8tbDcY7~F6AsjwCVYVgkZi924ZGaO-ksM9jASVK06Nifl8DluPLYFWPr8OQhkrInArD24sOQw_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=setup_pfm_free.exe

http://ftp.vector.co.jp/pack/winnt/art/graphics/.../setup_pfm_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_fr&type=PROGRAM&Expires=1427588285&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&Signature=AF-AKg6ED2YHfnSmzu7ejexUXe5D9WL9ZijtU6-hrjwf6aiuNTZEyaSZl~N-BWw6WhBuQapKXBiM5pF930-M3ElBq1ZIJ7cQrPKAXMIhO67ujNgJFXHrgA-BTWxn9RzeZ1zSbYGKzaSjRgPvytxixZx0daDsXJrmTno~coJ9KFU_&filename=setup_pfm_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_fr&type=PROGRAM&Expires=1426635590&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&Signature=Ye~1GHqqoEPAnbV-sbdRN0gxGR6wahriqivL6B5bXo9d~a4Zxl~11grYRWerrj~kRQTKSSh24cf5B0YiQW0yJRFpNuP~MhGtJXBaqoxl4j5qIeDtWlzKre5Yot0xXYyZZuH30~ZaIxNBKK3dk4~~e1YaaNpsuC6aHYuJ8CZy~u0_&filename=setup_pfm_free.exe

http://gsf-cf.softonic.com/00d/8a0/.../file?SD_used=0&channel=WEB&fdh=no&id_file=81809&instance=softonic_fr&type=PROGRAM&Expires=1440499745&Signature=bRgdFholhLO7AXWknJG2kGjhaj43JHu31rlEQ52PiUrqFVge23YRuVcPKtg-QHC103Gd8ac~6qR2PKTvxtaKZlqre8fIfrnSCiPMb0dO3DH8PV4jazpnvxySeakK-Rjj6fsAkPTvFLCZMufVIHf9yq~~XUgpJjD0x~cq-5Deb3I_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=setup_pfm_free.exe

http://91.74.184.33/.../setup_pfm_free.exe

http://software-files-a.cnet.com/s/software/13/11/92/.../setup_pfm_free.exe

http://www.photo-flash-maker.com/setup_pfm_free.exe

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