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java_update.exe

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The application java_update.exe, “web Setup ” has been detected as a potentially unwanted program 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 Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from www.dlstockhost.com and multiple other hosts.
Product:
web

Description:
web Setup

Version:
5.1.3.1

MD5:
3ce8de32dc592d2c2a91c62fbc86f3fd

SHA-1:
b47ef4242a41300085b1594bfb10734eab93e98c

SHA-256:
91c3a590365b8703322eb97a1ae0dde9468879bd0f8693536941988816ad9914

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/25/2024 2:43:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.2.11.3

File size:
927.9 KB (950,212 bytes)

Product version:
3.4.2

Copyright:
Application

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\java_update.exe

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:zeFV3d3P47NftqtCwI2Ca6oe5jypmeAfuUln/beCU0KeJFeqfyJ1Um:zEV3xQR1qkk41yKln/b6eyJv

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9376

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file java_update.exe has been seen being distributed by the following 3 URLs.

http://www.dlstockhost.com/c?x=bKjne LwJ3lg/bssJtSeDyy eCNg5Yn6UTU1dxonp9w=&c=m e5dCf2IT6Rcx9HDdTGwyuiN2IUAHkJ92bybzqiC7yTjsKz5JP JmGi1qsRK6ZC/KdMmHHc0yNCcn5t/bAN4xxyNKCSK9Goo3nbZQsURTAkrpkVKXkxxJkJkRz0A0cr&downloadAs=Java_Update.exe&fallback_url=http://javadl.sun.com/webapps/.../AutoDL?BundleId=94214

http://www.heartconceptsdownload.com/c?x=TwT5Ec7i1WSk03pj/Uk9t4XWSvReMaEs/4ObQ2s8EKU=&c=HpuQlOE7DlqfEOzZ6F uuGp Rh sdmRCa6311NzCscohEu8QUw3CbygI10CSpwsdtveFdgZaEdauduGQps61gCNkPzPyXXRjwj4a1CFqgC4V6t9rqXbUCww3mvdwcb89&downloadAs=Java_Update.exe&fallback_url=http://javadl.sun.com/webapps/.../AutoDL?BundleId=94214

http://www.towertagbundle.com/c?x=vlohv22cjGFSntheUH8I96TKRISwkkbg8mxQ6NrrE70=&c=BJBnmyX8CHp5AMxF8vhhwIpsUrleSoIWx9kG1Id5h3kdIdnNLwxf i2UrmI/LqJ2cmvh4kC1gFCOgFxvNziIX6QMTPQWFvvfmBzfBdeod4bEvbcm kxCXqaBjdry00Az&downloadAs=Java_Update.exe&fallback_url=http://javadl.sun.com/webapps/.../AutoDL?BundleId=94214

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