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driverupdater.exe

Carambis Installer

ROSTPAY

The application driverupdater.exe by ROSTPAY has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup and installation application and has been known to bundle potentially unwanted software. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from de.carambis.com and multiple other hosts. While running, it connects to the Internet address server6.ext.freeteam.org on port 80 using the HTTP protocol.
Publisher:
Carambis (ROSTPAY LTD.)  (signed by ROSTPAY)

Product:
Carambis Installer

Version:
1.0.0.2

MD5:
66890886bc6f3b160a6d8b982c7d0ed3

SHA-1:
642142d0e4557985f96aba2178fa2b33741f6ce9

SHA-256:
40aa3f1d0e99c980e15a3990a246922f86f3ed7b6f70ad1cbd4828a60b893747

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.

Analysis date:
12/25/2024 8:18:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.MediaFrog (M)
16.8.5.4

File size:
920 KB (942,112 bytes)

Product version:
1.0.0.2

Copyright:
Carambis (ROSTPAY LTD.) All rights reserved. 2014

Original file name:
Carambis Installer

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\utilities\driverupdater.exe

Digital Signature
Signed by:
ROSTPAY

Authority:
Starfield Technologies, Inc.

Valid from:
12/17/2014 12:05:04 PM

Valid to:
12/16/2016 4:35:09 PM

Subject:
CN=ROSTPAY, O=ROSTPAY, L=Rostov-on-Don, C=RU

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
27ED6D593F8321

File PE Metadata
Compilation timestamp:
4/11/2016 1:52:15 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:T2CaARACoWClSSjoItq8GKqxH4pygifpsPsYXyabXeh:T2+RNolcUtq8PQUyHoCKXk

Entry address:
0x2BD680

Entry point:
60, BE, 00, D0, 5D, 00, 8D, BE, 00, 40, E2, FF, C7, 87, 34, 61, 27, 00, 43, 5A, 68, 9C, 57, 89, E5, 8D, 9C, 24, 80, C1, FF, FF, 31, C0, 50, 39, DC, 75, FB, 46, 46, 53, 68, 0B, B8, 2B, 00, 57, 83, C3, 04, 53, 68, 71, 06, 0E, 00, 56, 83, C3, 04, 53, 50, C7, 03, 03, 00, 02, 00, 90, 90, 90, 55, 57, 56, 53, 83, EC, 7C, 8B, 94, 24, 90, 00, 00, 00, C7, 44, 24, 74, 00, 00, 00, 00, C6, 44, 24, 73, 00, 8B, AC, 24, 9C, 00, 00, 00, 8D, 42, 04, 89, 44, 24, 78, B8, 01, 00, 00, 00, 0F, B6, 4A, 02, 89, C3, D3, E3, 89, D9...
 
[+]

Code size:
904 KB (925,696 bytes)

The file driverupdater.exe has been seen being distributed by the following 3 URLs.

https://de.carambis.com/programs/.../download.html?cs_aff=dc_bundle

https://www.carambis.com/programs/.../download.html?cs_aff=dc_bundle

http://www.carambis.com/programs/.../download.html?cs_aff=dc_bundle

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to server6.ext.freeteam.org  (46.46.160.233:80)

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