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rstudio-0.99.491.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from download1.rstudio.org and multiple other hosts.
MD5:
b0448ecdeeeaded07cc3c3810bba1df2

SHA-1:
7fc8e91d137409fb714452b8a51a5676b50331d9

SHA-256:
1e2a5b2b154bc44c40c576de8ac43818bee93eaece07868bc4ba51db0e16ced7

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:
4/24/2024 2:32:28 AM UTC  (today)

Scan engine
Detection
Engine version

Rising Antivirus
PE:Malware.Generic/QRS!1.9E2D [F]
23.00.65.151229

File size:
73.9 MB (77,501,114 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\rstudio-0.99.491.exe

File PE Metadata
Compilation timestamp:
12/27/2015 12:38:49 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1572864:ZoG4JwCFPkdBiQQRoB9Ho9a3a2qIacnRJjFzH:Z3BuFwoY3aRIacnRLzH

Entry address:
0x30DE

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 57, 33, DB, 68, 01, 80, 00, 00, 89, 5C, 24, 1C, C7, 44, 24, 14, 88, 91, 40, 00, 33, F6, C6, 44, 24, 18, 20, FF, 15, B4, 70, 40, 00, FF, 15, B0, 70, 40, 00, 66, 3D, 06, 00, 74, 11, 53, E8, E4, 2D, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, 68, 7C, 91, 40, 00, E8, 65, 2D, 00, 00, 68, 74, 91, 40, 00, E8, 5B, 2D, 00, 00, 68, 68, 91, 40, 00, E8, 51, 2D, 00, 00, 6A, 0D, E8, B4, 2D, 00, 00, 6A, 0B, E8, AD, 2D, 00, 00, A3, 64, 3F, 42, 00, FF, 15, 34, 70, 40, 00, 53, FF...
 
[+]

Entropy:
8.0000

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file rstudio-0.99.491.exe has been seen being distributed by the following 2 URLs.

http://download1.rstudio.org/RStudio-0.99.491.exe

https://download1.rstudio.org/RStudio-0.99.491.exe

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