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winrar.exe

The application winrar.exe has been detected as a potentially unwanted program by 23 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable 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 www.ifreedownloadss.com.
MD5:
ad640af28584ce2fb04dbd7babca9f47

SHA-1:
d31bc50fa5bcdf4a067d06233e2a94a73ed1b202

SHA-256:
aea217dcced1b3266530542a00a8e4d723267aa96153052e5a30b023d5cb1a53

Scanner detections:
23 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
11/27/2024 6:51:02 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.01.13

AVG
MalSign.OutBrowse
2015.0.3529

Baidu Antivirus
HackTool.Win32.OutBrowse
4.0.3.14320

Bkav FE
W32.Clod87c.Trojan
1.3.0.4613

Comodo Security
Application.Win32.OutBrowse.~B
17598

Dr.Web
Adware.Conduit.13
9.0.1.079

ESET NOD32
Win32/OutBrowse (variant)
8.9280

Fortinet FortiGate
Riskware/NSIS_OutBrowse
3/20/2014

K7 AntiVirus
Trojan
13.175.10814

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4142

Malwarebytes
PUP.Optional.Smart
v2014.03.20.01

McAfee
RDN/Generic PUP.x!bpz
5600.7185

NANO AntiVirus
Trojan.Win32.OutBrowse.crkqqe
0.28.0.57029

Panda Antivirus
Suspicious file
14.05.15.03

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Quick Heal
Downloader.NSIS.OutBrowse.b (Not a Virus)
3.14.12.00

Sophos
Generic PUA NO
4.96

Trend Micro House Call
TROJ_GEN.F47V1226
7.2.79

Trend Micro
TROJ_GEN.R0CBC0OA214
10.465.20

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
25352

ViRobot
Trojan.Win32.Agent.87672
2011.4.7.4223

File size:
608 KB (622,542 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:3C5cWN3aPbD3x6imu00ufz6HSkdxvN+RrA55N2uSgcbUe6Q8SAEe3nTJlb:3YrNKPbDVmH0uf+HSkHl+RsnNFSgcD6r

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9749

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://www.ifreedownloadss.com/.../download.php?id=532b0f7a3f3ee&i=us

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