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contra.exe

DotNes

The application contra.exe, “Contra Setup ” 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 Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
DotNes

Description:
Contra Setup

MD5:
73731b1a6e7c9fb9b7678215bac20aa1

SHA-1:
9c5a1c7599f919a81dc6212471c4344a50dd027a

SHA-256:
d269c04c639b9b98a8f5b8d493e5535a72cd818bcf3cb8db8716d25454eee2d5

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
11/24/2024 2:57:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore (M)
16.4.24.12

File size:
1.1 MB (1,174,573 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
English (United States)

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

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:yfOyvO2JdMLOdqNcE9nrO5HZqHU2cryXXP6zxKBfKWDPKXR7of0bDgq2N:yG/239+RUA2yn4kfKWGXRHbUfN

Entry address:
0x98D8

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, EE, 97, FF, FF, E8, F5, A9, FF, FF, E8, 20, CC, FF, FF, E8, 67, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 82, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 38, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D4, BD, 40, 00, E8, 9F, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D4, BD, 40, 00, B2, 01, B8...
 
[+]

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

Code size:
36 KB (36,864 bytes)

The file contra.exe has been seen being distributed by the following 5 URLs.

http://cdn.games4windownloads.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

http://cdn.games4windownloads.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

http://cdn.games4windownloads.com/c?x=Wx5NfYvk5gO0ygzDpD9axvXc2IkUAJHsXB9jUlHh2ZY=&c=tVJO8UTUOqeCVswtgErhDPBqn4Ga4XPkwL8bL4pbJOAXlwQqJq4OmMChJb658l6diuT9gTJu2aieff6v/Kxy571T7PtcHVITwsAPMnDTQTwfkYf6DFnAsY0MgJIG0BNtBWca3l GkMJ5USrJ5M GQ5N466LjAXMC6LrBgAZ/tSc=&e=0&downloadAs=contra.exe&fallback_url=http://gamefabrique.com/dl/.../contra.exe

http://cdn.games4windownloads.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

http://www.gamefabrique.com/download/.../contra.exe

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