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webbrowsersetup.exe

The application webbrowsersetup.exe has been detected as a potentially unwanted program by 17 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.fastbrowserapp.com.
MD5:
a8c6eca8f2f9138c79724271d39fe85c

SHA-1:
4454282a75462e271e2790f03ee9b3f8ad0f02c4

SHA-256:
0bda69b732f76c13bb01508c4aafa1a32e9c4e50037783e687c31bf22437ac95

Scanner detections:
17 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/26/2024 7:36:11 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Strictor.51098
897

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.157.221

Bitdefender
Gen:Variant.Adware.Strictor.51098
1.0.20.1170

Bkav FE
HW32.Laneul
1.3.0.4959

Dr.Web
Trojan.Packed.24524
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Strictor.51098
8.14.08.22.03

ESET NOD32
Win32/InstallCore.BQ potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

F-Secure
Gen:Variant.Adware.Strictor.51098
11.2014-22-08_6

G Data
Gen:Variant.Adware.Strictor.51098
14.8.24

K7 AntiVirus
Unwanted-Program
13.180.12574

MicroWorld eScan
Gen:Variant.Adware.Strictor.51098
15.0.0.702

Rising Antivirus
PE:Malware.InstallCore!6.4
23.00.65.14820

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10407

Vba32 AntiVirus
Downware.InstallCore
3.12.26.3

VIPRE Antivirus
Threat.4786018
29708

File size:
625.1 KB (640,056 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:HxMJfsi0wz4n0JS+AsnzCZBQEljg9xAMjAQ4Hb903p87yBpWoTe:HxMJfsnMQuAsnzCZKSMj0b903y7ynWse

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
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Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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

http://www.fastbrowserapp.com/default/ga/.../?dl=1

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