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ss21.exe

The application ss21.exe has been detected as adware by 9 anti-malware scanners. The program is a setup application that uses the Nullsoft Install System installer, however the file is not signed with an authenticode signature from a trusted source. It is built using the Crossrider cross-browser extension platform. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. It is also typically executed from the user's temporary directory.
Description:
Kowwpdfisau

Version:
5.8.23.4

MD5:
395aafacff89eb238429a34a6f0edaa6

SHA-1:
925f953bb362113362087e13ef2fc627b5a09096

SHA-256:
27e9fd8407eea55fa81d65082af24a15bd9814f6dafda3ca6b980e55dff4f820

Scanner detections:
9 / 68

Status:
Adware

Explanation:
This is part of the Crossrider Internet browser extension framework which may modify the user's web browser settings including changing the home and search pages.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application.

Analysis date:
5/11/2024 1:35:50 AM UTC  (today)

Scan engine
Detection
Engine version

Clam AntiVirus
Win.Adware.Agent-6597
0.98/19168

Dr.Web
infected with Trojan.Crossrider.26711
9.0.1.05190

ESET NOD32
Win32/Packed.ScrambleWrapper.M potentially unwanted application
7.0.302.0

IKARUS anti.virus
not-a-virus:WebToolbar.CrossRider
t3scan.1.6.1.0

Malwarebytes
PUP.Optional.CrossRider.A
v2014.07.28.08

McAfee
Artemis!EA91DFD69350
5600.7056

Panda Antivirus
Trj/Genetic.gen
14.07.28.08

Reason Heuristics
PUP.Downloader.E
14.7.28.7

Rising Antivirus
PE:Malware.Obscure!1.9C59
23.00.65.14726

File size:
7.8 MB (8,127,346 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\ss21.exe

File PE Metadata
Compilation timestamp:
12/4/2012 1:55:02 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
196608:V1sUbXn8DJdJApyO5kIvnUmmuqly/SDeBP/gw62oX9:nsmn83ScwUTu5/SDeBHgw62E

Entry address:
0x4323

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, C3, 44, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, C4, 44, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, C4, 44, 00, 56, A3, 40, 3B, 44, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 3B, 44, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, C4, 44, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.9985  (probably packed)

Code size:
34.5 KB (35,328 bytes)

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