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javaw.exe

smiir2015

The application javaw.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from 55807193-134732981817953451.preview.editmysite.com.
Product:
smiir2015

Version:
1.0.0.0

MD5:
c5b8f72f976d3fa6528f67f1efa95f40

SHA-1:
43abb44683c52c9d5b595652926a0294ddfc3300

SHA-256:
525e3caa83e6f57791fc266c4750c41f8206590c1d192f2ce387e0d74e5d2511

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
2/25/2025 2:17:33 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
151226-0

ESET NOD32
MSIL/Kryptik.EMQ trojan
7.0.302.0

F-Secure
Gen:Adware.BrowseFox.1
5.15.21

File size:
107.2 KB (109,760 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2015

Original file name:
smiir2015.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\roaming\javaw.exe

File PE Metadata
Compilation timestamp:
12/11/2015 7:48:40 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:UrqlfCW9XscevwEOFWvWouNIzO5g6a/7IvL7nj3F7qjh3rmKPNK:U2lfCjcBXelSLAjZqMNK

Entry address:
0x1491E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
4.9997

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
74.5 KB (76,288 bytes)

The file javaw.exe has been seen being distributed by the following URL.

http://55807193-134732981817953451.preview.editmysite.com/uploads/5/5/8/0/.../javaw.exe

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