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free_usb_disk_security_11603_gc.exe

Start Install

The application free_usb_disk_security_11603_gc.exe by Start Install has been detected as adware 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from free-usb-disk-security.en.softonic.com.
Publisher:
Start Install  (signed and verified)

MD5:
8e0c6bda86208fe3a576f6e893947cd0

SHA-1:
4ec2dc6964f9762fd21fd6d8060228395dcdf05a

SHA-256:
af84dcfad08cff21bead1451104c46efa7e93bdc2544c1b3f97e003949768c07

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:
4/24/2024 11:26:05 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.StartIns.Installer (M)
16.5.19.2

File size:
400.8 KB (410,376 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\free_usb_disk_security_11603_gc.exe

Digital Signature
Signed by:
Start Install

Authority:
COMODO CA Limited

Valid from:
3/9/2016 3:00:00 AM

Valid to:
3/10/2017 2:59:59 AM

Subject:
CN=Start Install, OU=Installmonetizer, O=Start Install, POBox=95138, STREET=5655 Silver Creek Valley Rd STE 615, L=San Jose, S=CA, PostalCode=95138, C=US

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

Serial number:
008BE840D4C700B3D8AEC7C83C8831208A

File PE Metadata
Compilation timestamp:
12/6/2009 1:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:9u9Qp5EdVplMCB4xrpg+zFSyT01KbJd5A8i:9uKEdXWCmc+t0MbJd5A8i

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8261

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file free_usb_disk_security_11603_gc.exe has been seen being distributed by the following URL.

http://free-usb-disk-security.en.softonic.com/download-tracker?th=1/6CH9aeXedl4L8u BHNJXWTW LP1LFlnGQpxqjlxAO/UOXmgi3za88T m8hroCom0/.../DZIQJgpDAY0hxXb5h0NWXBKA46MMmJTMVJkMNvDmwePEdi8pF5UHE3jOsWJogEUEsH6zWBjCeenKY4QGO1MMuGO3byzPlrZRQo4=

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