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driverupdatersetupa-2.3.1.4215+1s411ly386975.exe

ROSTPAY LLC

The software installer program will bundle additional offers in its setup routine. The application driverupdatersetupa-2.3.1.4215+1s411ly386975.exe by ROSTPAY has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. This version of the installer will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. The file has been seen being downloaded from www.carambis.ru.
Publisher:
ROSTPAY LLC  (signed and verified)

MD5:
e75a7ab1c98b6790f6f3dca3bdbc2c75

SHA-1:
ee556ca21ce3cb297e95233b67e6d1511ae97b2b

SHA-256:
117116a624aa715162060963c348ab597dc89d0ee25c5fde6f9cc956494c5a5e

Scanner detections:
4 / 68

Status:
Potentially unwanted

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:
4/26/2024 7:13:00 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Hacktool.Win32.Bundled.BToolbar
4.0.3.1588

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
9.10444

herdProtect (fuzzy)
variant of driverupdatersetupa-2.3.1.4215.exe (PUP)
2015.9.17.2

Reason Heuristics
PUP.MediaFrog.ROSTPAY.Installer (M)
15.8.8.18

File size:
19.2 MB (20,121,096 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\driverupdatersetupa-2.3.1.4215+1s411ly386975.exe

Digital Signature
Signed by:
ROSTPAY LLC

Authority:
Thawte, Inc.

Valid from:
12/2/2012 2:00:00 AM

Valid to:
12/17/2014 1:59:59 AM

Subject:
CN=ROSTPAY LLC, OU=Software Development, O=ROSTPAY LLC, L=Rostov-on-Don, S=Russian Federation, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
495CD4660DC23A429838971E58CFF10B

File PE Metadata
Compilation timestamp:
2/24/2012 9:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
393216:/Ej/UGN6WOpY8dZKhW/ZTQgy1vey4sSsHBoCpeBrKX6+MezsnEKrX10p:/wcGcWOpY8dZIW/w/4sSsdpQrKKFezsk

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file driverupdatersetupa-2.3.1.4215+1s411ly386975.exe has been seen being distributed by the following URL.

https://www.carambis.ru/lp/.../driver_updater.html

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.