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installbak.exe

搜狗拼音输入法

Sogou.com

This is a setup program which is used to install the application. The file has been seen being downloaded from www.baidu.com and multiple other hosts.
Publisher:
Sogou.com Inc.  (signed by Sogou.com)

Product:
搜狗拼音输入法

Description:
搜狗拼音输入法 安装程序

Version:
7.5.0.5314

MD5:
da78a67bbc3246275ada28fa85006617

SHA-1:
d0b82307f35d6cca282390bdc48a731802003a43

SHA-256:
55db830e36e716bd7e23d87d536394a34cdefd404b7f9775aafa0604f96e11f8

Scanner detections:
4 / 68

Status:
Clean  (4 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
4/25/2024 9:31:08 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
DLOADER.Trojan
9.0.1.067

Emsisoft Anti-Malware
Trojan.Generic.8137561
8.15.03.08.04

NANO AntiVirus
Trojan.Win32.Kryptik.dlyxwp
0.30.0.296

Trend Micro House Call
Suspici.C2149111
7.2.67

File size:
34.8 MB (36,477,072 bytes)

Product version:
7.5.0.5314

Copyright:
© 2015 Sogou.com Inc. All rights reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\sogoupinyin\7.5.0.5314\sgrepairbackup\installbak.exe

Digital Signature
Signed by:
Sogou.com

Authority:
VeriSign, Inc.

Valid from:
6/25/2012 8:00:00 AM

Valid to:
8/25/2015 7:59:59 AM

Subject:
CN=Sogou.com, OU=Desktop, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Sogou.com, L=Beijing, S=Beijing, 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:
59B95D558C2DCC523572E3F8F9A5F79D

File PE Metadata
Compilation timestamp:
9/9/2009 9:23:23 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
786432:W4SjaI8q4LkqbFgsQwyeBQzPWrnfbWe/Ze/YzlAb5Tqt2UgY:DYaI8qERGHqQzPMjWZ/YebZqQRY

Entry address:
0x231DB0

Entry point:
60, BE, 00, D0, 62, 00, 8D, BE, 00, 40, DD, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.9998

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
20 KB (20,480 bytes)

The file installbak.exe has been seen being distributed by the following 4 URLs.

http://www.baidu.com/link?url=b6BJ7rPSNzVgdSmVWpq7qG4ps0SZMjUtF2bCGBcYoKI4eJiCW6UkHQhesYqjPXG_EmOFuuU9AOzHmSBDr01hBto3Aoz3UXnLdn6lsbrs8wS

http://download.ime.sogou.com/.../sogou_pinyin_75a.exe

http://ime.sogou.com/dl/.../sogou_pinyin_75a.exe

http://pinyin.sogou.com/softdown.php?v=7.5&type=c&ref=indexbanner

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