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nacl64.exe

Iminent Browser

SIEN S.A.

This is the SIEN AppScion Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application nacl64.exe by SIEN S.A 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 program is a setup application that uses the SIEN SuperInstall installer.
Publisher:
The Iminent Browser Authors  (signed by SIEN S.A.)

Product:
Iminent Browser

Version:
32.1.1700.77

MD5:
f1f8416f4102372945480cb7e3259b84

SHA-1:
26ac5266d77f2b7e98038753e5a132cc7cce59d5

SHA-256:
0fc277056f7d62219f2f06445a7fe2dc55254ea604ea51bb0a259ded2d52d2bf

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/23/2024 10:55:09 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sien (M)
17.3.1.13

File size:
2.1 MB (2,153,784 bytes)

Product version:
32.1.1700.77

Copyright:
Copyright 2013 The Iminent Browser Authors. All rights reserved.

Original file name:
nacl64.exe

File type:
Executable application (Win64 EXE)

Bundler/Installer:
SIEN SuperInstall

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\1stbrowser\application\32.1.1700.77\nacl64.exe

Digital Signature
Signed by:
SIEN S.A.

Authority:
VeriSign, Inc.

Valid from:
8/21/2012 9:00:00 PM

Valid to:
8/22/2014 8:59:59 PM

Subject:
CN=SIEN S.A., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=SIEN S.A., L=Paris, S=France, C=FR

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:
514EA00D30C8C244C3E818890BF73967

File PE Metadata
Compilation timestamp:
3/10/2014 12:36:04 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0xC496C

Entry point:
48, 83, EC, 28, E8, EB, EF, 00, 00, 48, 83, C4, 28, E9, 52, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 48, 83, EC, 10, 4C, 89, 14, 24, 4C, 89, 5C, 24, 08, 4D, 33, DB, 4C, 8D, 54, 24, 18, 4C, 2B, D0, 4D, 0F, 42, D3, 65, 4C, 8B, 1C, 25, 10, 00, 00, 00, 4D, 3B, D3, 73, 16, 66, 41, 81, E2, 00, F0, 4D, 8D, 9B, 00, F0, FF, FF, 41, C6, 03, 00, 4D, 3B, D3, 75, F0, 4C, 8B, 14, 24, 4C, 8B, 5C, 24, 08, 48, 83, C4, 10, C3, CC, CC, 8B, C1, 44, 8B, C2, 99, 41, F7, F8, 89, 44, 24...
 
[+]

Code size:
933.5 KB (955,904 bytes)

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