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extensionupdate.exe

South Star Financial Co Limited

The application extensionupdate.exe by South Star Financial Co Limited 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 Inno Setup installer.
Publisher:
Southstarco   (signed by South Star Financial Co Limited)

MD5:
0ab66673a6e91dc7760e603290e883fd

SHA-1:
ea10f57a9992f34db9c2164a32f83ce6f2eafad6

SHA-256:
2b8f2187904dc3dd8952c1da9aa5a2792da8710b7f5758a4336bf4467d023d59

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.

Analysis date:
4/19/2024 1:29:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.SouthStarFinancialCo.Installer (M)
16.2.23.1

File size:
1.2 MB (1,301,072 bytes)

Product version:
2.0.0.435

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\windows\temp\inj013\extensionupdate.exe

Digital Signature
Signed by:
South Star Financial Co Limited

Authority:
Thawte, Inc.

Valid from:
11/26/2012 1:00:00 AM

Valid to:
2/1/2014 12:59:59 AM

Subject:
CN=South Star Financial Co Limited, O=South Star Financial Co Limited, L=Belize City, S=Belize, C=BZ

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
52F8EC3E72E1EF69FFEFE57E1A54DF45

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:+na3WIKY5/8MvqpGL87IijsJlSZvAlb3mRRrpgnD:+a3aY98MvGPa8vw3Gr6D

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, E8, CD, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, E8, CD...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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