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rt_update.exe

Rakuten,Inc.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from wizard.toolbar.rakuten.ne.jp.
Publisher:
Rakuten,Inc.  (signed and verified)

MD5:
95297ec101e55f23f4110919f4fbd0c6

SHA-1:
2f1eee27467e4556977870605f17dd482971d1b0

SHA-256:
1e35ea97ef445dedaa7c09bb78fa0f8b98f43e449232550177ffa66f7aace4d6

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:
4/18/2024 4:26:41 AM UTC  (today)

Scan engine
Detection
Engine version

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.4

File size:
2.8 MB (2,884,888 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\rt_update.exe

Digital Signature
Signed by:
Rakuten,Inc.

Authority:
VeriSign, Inc.

Valid from:
12/14/2012 9:00:00 AM

Valid to:
2/17/2016 8:59:59 AM

Subject:
CN="Rakuten,Inc.", OU=System Integration Division, OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Rakuten,Inc.", L=Shinagawa-ku, S=Tokyo, C=JP

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:
1D52A6728E5A47F27622D60352E85F7C

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

Entry address:
0x30CB

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, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9969

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://wizard.toolbar.rakuten.ne.jp/content/rakuten/.../RT_Update.exe

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