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firmwareupdate32bit.exe

7-Zip

Igor Pavlov

The application firmwareupdate32bit.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 7z 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.testo-international.com.
Publisher:
Igor Pavlov

Product:
7-Zip

Description:
7z SFX

Version:
9.20

MD5:
dcb5405866e878cd72df2cd336f63a27

SHA-1:
98e8c7684477edfe32e11e57c2d5a4ac9b647f3b

SHA-256:
e2259631c6687f0cf87e021f084ad308dfd2f4e07566d23adb391393afd53120

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/26/2024 3:17:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.InstallAssistant
16.5.4.22

File size:
1.4 MB (1,464,644 bytes)

Product version:
9.20

Copyright:
Copyright (c) 1999-2010 Igor Pavlov

Original file name:
7z.sfx.exe

File type:
Executable application (Win32 EXE)

Installer:
7z Setup

Common path:
C:\users\{user}\downloads\firmwareupdate32bit.exe

File PE Metadata
Compilation timestamp:
11/18/2010 7:27:33 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:6WvknOMEBF8lFmfvE7VN3ih/wfxhaUVRwyJk0WFTin8Peh28QeOhVyLSQJo:6UeOMAF8lFmfc7VAOZhNR0Ti0eh28eh9

Entry address:
0x1D262

Entry point:
55, 8B, EC, 6A, FF, 68, 20, 1E, 42, 00, 68, 5C, D2, 41, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 68, 53, 56, 57, 89, 65, E8, 33, DB, 89, 5D, FC, 6A, 02, FF, 15, 04, 11, 42, 00, 59, 83, 0D, 90, BD, 42, 00, FF, 83, 0D, 94, BD, 42, 00, FF, FF, 15, 00, 11, 42, 00, 8B, 0D, 70, 9D, 42, 00, 89, 08, FF, 15, FC, 10, 42, 00, 8B, 0D, 6C, 9D, 42, 00, 89, 08, A1, 64, 11, 42, 00, 8B, 00, A3, 8C, BD, 42, 00, E8, 1C, 01, 00, 00, 39, 1D, 20, 7A, 42, 00, 75, 0C, 68, EA, D3, 41, 00, FF, 15, 0C, 11...
 
[+]

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
124.5 KB (127,488 bytes)

The file firmwareupdate32bit.exe has been seen being distributed by the following URL.

https://www.testo-international.com/media/lost_and_found/.../Firmwareupdate32bit.exe

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