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nsm8b03.tmp

SITE ON SPOT Ltd.

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The file nsm8b03.tmp by SITE ON SPOT 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 Somoto BetterInstaller installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from sub.sababaishen.com.
Publisher:
SITE ON SPOT Ltd.  (signed and verified)

Version:
1.0.0.1

MD5:
a60c582d7f1ff95e535a15f75bf4c262

SHA-1:
785eb826d935abf80377599fab8caf5a09dc04d1

SHA-256:
bcfe8436af38919cb3d61039c9c018fb6b6c6d9fa23cc25c3823d082fcfa109b

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:
12/26/2024 4:18:23 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.SITEONSPOT.Bundler (M)
16.2.4.15

File size:
420.2 KB (430,328 bytes)

Bundler/Installer:
Somoto BetterInstaller (using Nullsoft Install System)

Common path:
C:\users\{user}\appdata\local\temp\nsm8b03.tmp

Digital Signature
Signed by:
SITE ON SPOT Ltd.

Authority:
Thawte, Inc.

Valid from:
6/28/2013 5:00:00 AM

Valid to:
6/29/2015 4:59:59 AM

Subject:
CN=SITE ON SPOT Ltd., O=SITE ON SPOT Ltd., L=Tel Aviv, S=NA, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
3EE11B140A803DE260823157A875B8C5

File PE Metadata
Compilation timestamp:
12/6/2009 3:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:RF5hp0Y8FG3IrQPo603DVkhKZBiGxX/7rRnuQ:RF5hSvQtCkgBBN/R

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsm8b03.tmp has been seen being distributed by the following URL.

http://sub.sababaishen.com/installers/bi_downloader/.../setup.exe

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