mahjonggames_downloader-atvujzuz.exe

Somoto Israel

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 application mahjonggames_downloader-atvujzuz.exe by Somoto Israel 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. The file has been seen being downloaded from adzzone.com.
Publisher:
Somoto Israel  (signed and verified)

MD5:
fffd9802520daa8d73deea80be05a817

SHA-1:
de0a8a319b646ab1a00a240cb9d147be007b0b0e

SHA-256:
9f577b4cad28371bca2b3be205bd0fd76eaf57d2313122f0db930554d3515769

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:
4/26/2024 8:01:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto (M)
16.7.26.10

File size:
222.5 KB (227,808 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\mahjonggames_downloader-atvujzuz.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
7/8/2013 2:00:00 AM

Valid to:
7/9/2018 1:59:59 AM

Subject:
CN=Somoto Israel, O=Somoto Israel, STREET=Habarzel 32, L=Tel Aviv, S=--, PostalCode=69700, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
74F2E607D2905C0E3EA9C8AB59942D25

File PE Metadata
Compilation timestamp:
12/17/2010 10:14:15 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:bJ380oQY0Zq0Unbky/OcCpWpsMG1tYfgAPf:bF80o/e6V/OcBpNGXWX

Entry address:
0x380C

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 87, 4D, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 2A, 4A, 00, 00, 6A, 00, E8, 9B, 4D, 00, 00, 6A, 08, A3, 28, F9, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, D8, F9, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, 4C, A2, 40, 00, E8, E0, 4C, 00, 00, 83, EC, 0C, 68, 4D, A2, 40, 00, 68, 08, FA, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, E6, 49, 00, 00, 52, 52, 50, 68, 00, 80, 43, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 29, 49, 00, 00, 83...
 
[+]

Entropy:
7.7475  (probably packed)

Code size:
30 KB (30,720 bytes)

The file mahjonggames_downloader-atvujzuz.exe has been seen being distributed by the following URL.

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