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driverupdate-de.exe

SlimWare Downloader

Slimware Utilities Holdings, Inc.

The application driverupdate-de.exe by Slimware Utilities Holdings 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 file has been seen being downloaded from ak.imgfarm.com and multiple other hosts.
Publisher:
SlimWare Utilities, Inc.  (signed by Slimware Utilities Holdings, Inc.)

Product:
SlimWare Downloader

Version:
2.3.0

MD5:
f37f703835921923850852a46a54aa79

SHA-1:
a8e8d085e167af9f0b72f7fe6a7f9346258776f0

SHA-256:
85a086f1afc24ab01ea49c8f9c5bec74116684e0a3b658199abe567bd3814cf9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 2:08:03 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.SlimwareUtilitiesHoldings
15.11.13.19

File size:
200.3 KB (205,136 bytes)

Product version:
2.3.0

Copyright:
Copyright 2014 SlimWare Utilities, Inc.

Original file name:
SlimWareDownloader.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\driverupdate-de.exe

Digital Signature
Signed by:
Slimware Utilities Holdings, Inc.

Authority:
VeriSign, Inc.

Valid from:
2/22/2015 5:00:00 PM

Valid to:
1/6/2018 4:59:59 PM

Subject:
CN="Slimware Utilities Holdings, Inc.", O="Slimware Utilities Holdings, Inc.", L=New York, S=New York, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
246BBE812B36C137225497BA8DF178FA

File PE Metadata
Compilation timestamp:
8/27/2015 7:06:16 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
3072:rZYmkE9tRla5nCuTPnNRPLpVwviz15TwmJjs7U6xqA5D:rZ7d93lEH5lj2UjA5

Entry address:
0xFCC2

Entry point:
E8, 39, 7B, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 83, 7D, 08, 00, 75, 04, 33, C0, 5D, C3, 53, 57, FF, 75, 08, E8, A3, 7C, 00, 00, 6A, 02, 8D, 78, 01, 57, E8, C2, E8, FF, FF, 8B, D8, 83, C4, 0C, 85, DB, 74, 15, FF, 75, 08, 57, 53, E8, F4, 03, 00, 00, 83, C4, 0C, 85, C0, 75, 0A, 8B, C3, EB, 02, 33, C0, 5F, 5B, 5D, C3, 33, C0, 50, 50, 50, 50, 50, E8, AC, 0F, 00, 00, CC, 55, 8B, EC, 56, 57, 8B, 7D, 08, 85, FF, 74, 13, 8B, 4D, 0C, 85, C9, 74, 0C, 8B, 55, 10, 85, D2, 75, 1A, 33, C0, 66, 89, 07, E8, E6, 0F, 00...
 
[+]

Entropy:
6.5158

Code size:
117.5 KB (120,320 bytes)

The file driverupdate-de.exe has been seen being distributed by the following 3 URLs.

http://ak.imgfarm.com/images/nocache/mindspark/offers/slimware/driverupdate/v1/.../DriverUpdate-DE.exe

https://ak.ssl.imgfarm.com/images/nocache/mindspark/offers/slimware/driverupdate/v1/.../DriverUpdate-DE.exe

https://ak.ssl.imgfarm.com/images/nocache/mindspark/offers/slimware/driverupdate/v1/.../DriverUpdate-DE.exe

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

TCP (HTTP):
Connects to ec2-52-5-122-159.compute-1.amazonaws.com  (52.5.122.159:80)

TCP (HTTP):
Connects to ec2-52-22-228-216.compute-1.amazonaws.com  (52.22.228.216:80)

TCP (HTTP):
Connects to ec2-52-200-95-59.compute-1.amazonaws.com  (52.200.95.59:80)

TCP (HTTP):
Connects to ec2-52-5-242-226.compute-1.amazonaws.com  (52.5.242.226:80)

TCP (HTTP):
Connects to server-52-85-173-108.fra6.r.cloudfront.net  (52.85.173.108:80)

TCP (HTTP):
Connects to ec2-54-172-246-138.compute-1.amazonaws.com  (54.172.246.138:80)

TCP (HTTP):
Connects to server-54-230-95-25.fra2.r.cloudfront.net  (54.230.95.25:80)

TCP (HTTP):
Connects to server-54-230-95-144.fra2.r.cloudfront.net  (54.230.95.144:80)

TCP (HTTP):
Connects to server-54-192-135-128.syd1.r.cloudfront.net  (54.192.135.128:80)

TCP (HTTP):
Connects to server-52-85-63-199.lhr50.r.cloudfront.net  (52.85.63.199:80)

TCP (HTTP):
Connects to server-52-85-173-219.fra6.r.cloudfront.net  (52.85.173.219:80)

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