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freestudiobase_cb-dl-manager.exe

COMPUTER BILD Digital GmbH

The application freestudiobase_cb-dl-manager.exe by COMPUTER BILD Digital GmbH 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 Covus installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from d4.computerbild.de.
Publisher:
COMPUTER BILD Digital GmbH  (signed and verified)

MD5:
b8582bb905aa8fd61ae9186a2cbea4d2

SHA-1:
20ae5bdd4558b03ca7ecdf682223357c0f50baaf

SHA-256:
ddeaab7670ca10c2a4a2eca567ece20dd980b9e1106751302ddc52ad98ecb78f

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/25/2024 12:04:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Covus (M)
16.8.11.2

File size:
521.6 KB (534,080 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Covus

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\freestudiobase_cb-dl-manager.exe

Digital Signature
Signed by:
COMPUTER BILD Digital GmbH

Authority:
thawte, Inc.

Valid from:
7/19/2016 2:00:00 AM

Valid to:
10/19/2017 1:59:59 AM

Subject:
CN=COMPUTER BILD Digital GmbH, OU=IT, O=COMPUTER BILD Digital GmbH, L=Hamburg, S=Hamburg, C=DE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
4A46583ED0B1E421CA13839352030EF0

File PE Metadata
Compilation timestamp:
8/10/2016 6:02:23 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:8V5G3iMiN0BF80YLMx9dKpXPyz7dLjyYLlCsC:piNb0YjpfyVnXlCsC

Entry address:
0x1436C

Entry point:
E8, D4, 7A, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 38, 35, 45, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, B4, 31, 45, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, B8, 72, 47, 00, 89, 0D, B4, 72, 47, 00, 89, 15, B0, 72, 47, 00, 89, 1D, AC, 72, 47, 00, 89, 35, A8, 72, 47, 00, 89, 3D...
 
[+]

Code size:
326.5 KB (334,336 bytes)

The file freestudiobase_cb-dl-manager.exe has been seen being distributed by the following URL.

http://d4.computerbild.de/downloadguides/.../FreeStudioBase_CB-DL-Manager.exe

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