calibre.exe

Generic Software

Software

The application calibre.exe, “Generic Software Setup ” has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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.
Publisher:
Software

Product:
Generic Software

Description:
Generic Software Setup

Version:
2.2.3.1

MD5:
cd2d048b7d1c248625a7818471fe617a

SHA-1:
b3c4d9aceb03052fdc2ea4629b7acf4a7f988508

SHA-256:
78120c4803724bd85416b76a8b1bb9ee8cade8fdbbf1b648962ef31a0b8a6636

Scanner detections:
1 / 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:
11/6/2024 4:47:15 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.RES (M)
16.6.1.11

File size:
441.6 KB (452,185 bytes)

Product version:
2.8.0

Copyright:
Application software

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
6144:m/nLQPiEwL+ukgu4H46xf2HWGiRADREs/oxVDknx2+H8oiPSQNtvTHQN:enLGiEwyuLH3g2SVEs/or+cofQNtvzQ

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

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