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miktex-portable-2.9.5105.exe

7-Zip

Igor Pavlov

The application miktex-portable-2.9.5105.exe has been detected as a potentially unwanted program by 2 anti-malware scanners. 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 bay.uchicago.edu and multiple other hosts.
Publisher:
Igor Pavlov

Product:
7-Zip

Description:
7z SFX

Version:
9.20

MD5:
8da199906dcdc0f31814c9ed1fea67e4

SHA-1:
468c6ebbfba5c5e08a817b5fcf1a6fca05ac8776

SHA-256:
3c5afeb22cf39ae7c480f3e58ee0f764d3714878c78d3d96245141503a5b55e6

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 1:25:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.InstallAssistant
16.11.29.21

Vba32 AntiVirus
Virus.MSExcel.Friend
3.12.26.0

File size:
156.8 MB (164,409,038 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

Language:
English (United States)

Common path:
C:\users\{user}\downloads\miktex-portable-2.9.5105.exe

File PE Metadata
Compilation timestamp:
11/18/2010 5:27:33 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3145728:efP4cSZAeAmI8iTmm9m/GQRu/aAKEMRPI3vefPgCVYtIHuMIigwT9G/EIJqMG:eHWdAm9m9Gu/DKBRA3vefn03bipT9G/m

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

Code size:
124.5 KB (127,488 bytes)

The file miktex-portable-2.9.5105.exe has been seen being distributed by the following 3 URLs.

http://bay.uchicago.edu/tex-archive/systems/win32/miktex/.../miktex-portable-2.9.5105.exe

http://osl.ugr.es/CTAN/systems/win32/miktex/.../miktex-portable-2.9.5105.exe

http://mirrors.ctan.org/systems/win32/miktex/.../miktex-portable-2.9.5105.exe

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