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nsf9817.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 nsf9817.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. The file has been seen being downloaded from get.0143i.info.
Publisher:
BVHOL  (signed by Yes Apps)

Product:
BVHOL

Version:
9672.151114.737.9600

MD5:
4fa635aa890fadac7b2e28d5617985f0

SHA-1:
13b5b06405fc6c4ccde1ec9a89c867e18b9497e3

SHA-256:
82eca49fef39275a697a74b75248d31506cf007d93dd2eba340645a992244d2a

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 is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
2/25/2025 12:48:20 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.YesApps.Bundler (M)
16.3.19.18

File size:
344.3 KB (352,600 bytes)

Product version:
9672.151114.737.9600

Copyright:
BVHOL

Trademarks:
BVHOL

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nsf9817.tmp

Digital Signature
Signed by:
Yes Apps

Authority:
GlobalSign nv-sa

Valid from:
1/4/2015 9:07:58 AM

Valid to:
11/20/2015 9:31:49 AM

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:
12/5/2009 10:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:dFJ0BudYeWakxPgT/pTMkPfaJpkmu1kaPcgHNyX:M+MxYbpXfyGmueb4yX

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:
7.6881

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file nsf9817.tmp has been seen being distributed by the following URL.

http://get.0143i.info/9k8blblbo/id39d/14474975004/26e9j2j35/144749750016/144749750025/144749750036/toz5igi/144749750064/144749750081/1447497500100/.../?21770438487ZWRtMj9s=OikyLCwyJV02MywwKzQeZTsxMi4&2MSNmOSkfbnFoXXVfcWZdZV47Q2hwbmhsWWBFWmxgYF5yImJw=&YW1rajxhbXRsIitdHStkJCtfZGt0Zm=hnWmIsbF5ycmJ&qbyZcbWweK2ZPdmtFZl9tJCtfVktQbHFaJ2N3Xh9kdWtZaWFcbGBmXj1RbVxdbF5xJV9ibG=FrWWl&dNmFiUlJ4dmIeZVtobDwsKSZsb2Q5KR9hbmc2MSJxazkpLTI2LTI3MS0oI=l9tO2ZebTk

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