chromeupdate.exe

The application chromeupdate.exe 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 AirInstaller Download Manager installer, however the file is not signed with an authenticode signature from a trusted source. With this installer, users are expecting to download Google's Chrome web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
MD5:
2b2d93155bfc6633ecc592efb26c3c6e

SHA-1:
cffaab48d7b81275752756ae740208a390abcd4e

SHA-256:
3a1c615a349dcfa891401523c4780c5683d36045d543ad24df46488bc5090733

Scanner detections:
1 / 68

Status:
Potentially unwanted

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/1/2024 8:31:34 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.AirInstaller.Bundler (M)
16.8.3.8

File size:
841.9 KB (862,120 bytes)

File type:
Executable application (Win16 EXE)

Bundler/Installer:
AirInstaller Download Manager

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

File PE Metadata
Compilation timestamp:
1/22/2014 12:06:09 PM

OS version:
5.1

OS bitness:
Win16

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:RfSm11VAQHzYWZV2fqdRtOjIBbPdQeq8pjnLjmlsCRw6xF3sidhb047:RqmTiQPQqEjCPvnL6f3sij047

Entry address:
0x2672B0

Entry point:
60, BE, 00, 40, 5A, 00, 8D, BE, 00, D0, E5, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Entropy:
7.8861

Packer / compiler:
UPX 2.90LZMA

Code size:
784 KB (802,816 bytes)

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

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