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downloadfilesetup_43x5s.exe

ROSA LTD

The application downloadfilesetup_43x5s.exe by ROSA has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from up1.nhksoftware.net.
Publisher:
Rosa Dgt Software  (signed by ROSA LTD)

Description:
installer.exe

Version:
2.6.2.3

MD5:
fc5d6f4344954c3bf1422f4ea41a1b40

SHA-1:
1ebc04edd10924cb763362bb8079f49f4cfb7540

SHA-256:
9a85038565e842ba4fc8885ef0b05be1360a48e202daa13cfe8566c05da35279

Scanner detections:
1 / 68

Status:
Adware

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.

Analysis date:
12/28/2024 10:09:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ROSA.Installer (M)
16.7.2.1

File size:
2.1 MB (2,183,168 bytes)

Product version:
1.0.0.0

Copyright:
Copyright 2015 Rosa Dgt Software.

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\downloadfilesetup_43x5s.exe

Digital Signature
Signed by:
ROSA LTD

Authority:
COMODO CA Limited

Valid from:
9/26/2014 1:00:00 AM

Valid to:
9/27/2015 12:59:59 AM

Subject:
CN=ROSA LTD, O=ROSA LTD, STREET=d. Nikulino, L=Moskovskaya obl, S=Kashirskiy rayon, PostalCode=142947, C=RU

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
40D688E49E139BC003BC9099C5B15BCA

File PE Metadata
Compilation timestamp:
10/13/2014 12:36:10 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:KJmSXUg5oaLCXsFkmCEj/U9gRd4gkhbjWf2zOzGs+3KH:KJh5oExkm49gRd4/BQkE

Entry address:
0xFA95

Entry point:
55, 89, E5, 81, EC, 44, 01, 00, 00, 02, 3D, AC, 1E, 40, 00, 89, D9, 8D, 35, E6, 15, 00, 00, 68, A9, BD, 3E, 00, E8, 04, 1A, 02, 00, 83, EC, 48, 8B, 45, 08, 8B, 4D, 0C, 8B, 71, 04, 8B, 49, 08, 8B, 34, 32, 8B, 0C, 0E, 03, CA, 03, C1, 81, 38, 50, 45, 00, 00, 74, E5, 8A, 45, 08, 6A, 02, 5A, 2B, D1, 88, 07, 47, 74, 24, 83, C1, 08, E8, 61, 82, 01, 00, 83, C4, 04, C7, 85, 48, F9, FF, FF, 44, 82, 43, 00, C6, 45, FC, 04, 8D, 8D, 48, FA, FF, FF, E8, E7, A5, 01, 00, C7, 00, 16, 00, 00, 00, 83, C8, FF, E9, 0C, 00, 00...
 
[+]

Entropy:
6.7824

Code size:
204 KB (208,896 bytes)

The file downloadfilesetup_43x5s.exe has been seen being distributed by the following URL.

http://up1.nhksoftware.net/wdm/.../?carrier_cmd_uri=&referral=t4b67.0.0.torrent.201019ca6cc9f03&file_name=DownloadFileSetup

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