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nss1a1a.tmp

Yes Apps

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file nss1a1a.tmp by Yes Apps 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 OutBrowse Revenyou installer. It is also typically executed from the user's temporary directory.
Publisher:
CONKJ  (signed by Yes Apps)

Product:
CONKJ

Version:
4030.151110.738.6775

MD5:
d4278f60c1160bc3cbcc961b1d228a19

SHA-1:
1d6cc57129314f20d5f3537c84a0580a23090abf

SHA-256:
edd1ddf5d728764016d5f24311c68ea18bb3f4e7ff3183e247fc29b5247f0b5e

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.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/25/2024 3:50:57 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.3.12.18

File size:
361.5 KB (370,184 bytes)

Product version:
4030.151110.738.6775

Copyright:
CONKJ

Trademarks:
CONKJ

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nss1a1a.tmp

Digital Signature
Signed by:
Yes Apps

Authority:
GlobalSign nv-sa

Valid from:
1/4/2015 5:07:58 PM

Valid to:
11/20/2015 5:31:49 PM

Subject:
CN=Yes Apps, O=Yes Apps, L=Dublin, C=IE

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112142ED1247F6EEDCC3B9B4A1C7F026A070

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

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:
7.7071

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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