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java-tm-update.exe

Gufotig

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application java-tm-update.exe, “Gufotig Setup ” by UpdateStar GmbH 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 installCore installer. The installer is marketed through download protals and search ads as the free Oracle Java Runtime but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Mog   (signed by UpdateStar GmbH)

Product:
Gufotig

Description:
Gufotig Setup

Version:
4.3.5.6

MD5:
7ccf82db6b4913d9c7241b546780e5a9

SHA-1:
b9ed3cefb5c2c9ab5d24ae7f8fe99ee58cf59974

SHA-256:
74380edd308510a74990fcd1984c6ec227c195df16466d19a28704fa1f543b8f

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
12/27/2024 11:43:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.UpdateSt.Installer (M)
16.4.17.10

File size:
1 MB (1,053,208 bytes)

Product version:
2.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\java-tm-update.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
1/25/2016 11:35:00 AM

Valid to:
3/23/2017 3:24:09 PM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, L=Berlin, S=Berlin, C=DE

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121C7585A2F5B2218EC6B36D472BA6496D8

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:QQkKEY7qm/1wv048SkSagBSufwL1yKma/ABEbqiomQnuubfVYaatG:QXK7qm/is48aagcLkKma/ABELomYuKtO

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

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

Code size:
37 KB (37,888 bytes)

The file java-tm-update.exe has been seen being distributed by the following URL.

http://www.softwareflashbinaries.com/c?x=unR4zuFFW/j47thNxh7/lZgDt4dyICUBugA8rStkVCs=&c=VDzAcYZ7liq40QrPmpkTfqIazVDPKSl00OIoC55fmrVRZL6V9hsLDRh4zPHabEM0olZWJScS P3fuIMz0o/qX1cgKIagAAhOjhhhoEDktPxdphqWea3knBcREB6lgmGr&downloadAs=java-tm-update.exe&fallback_url=http://sdlc-esd.sun.com/ESD6/JSCDL/jdk/.../jxpiinstall.exe

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