pumpkinninja.exe

GamesPub Ltd

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application pumpkinninja.exe by GamesPub 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 installCore installer. The file has been seen being downloaded from toomkygames.com.
Publisher:
GamesPub Ltd  (signed and verified)

MD5:
2f77cff9edbad89db2de3d5870c54ce0

SHA-1:
820c3009f587c9871005af8141da0609f3486217

SHA-256:
57b46051c7e77b239491525aaae30bfbd9fd39cdfb335c94e4a1e64e5fec3d6a

Scanner detections:
1 / 68

Status:
Potentially unwanted

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.

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:
11/5/2024 8:31:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.GamesPub (M)
16.1.17.14

File size:
682 KB (698,384 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
1/12/2013 12:00:30 AM

Valid to:
1/13/2016 12:00:30 AM

Subject:
CN=GamesPub Ltd, O=GamesPub Ltd, L=Victoria, S=Mahe, C=SC

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11216D6AAAF9A1C6D0048136671D0837834D

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ryMJfsGynsVNSPeRvz6wAMs3+4v18pxuqVgEW+vMWWS/KLPkzKZeFDlUA0bbw7Ma:ryMJfshs/Y26qs3+WsYqVhW+EWWCuZGy

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 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, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.7722

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

Code size:
36 KB (36,864 bytes)

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

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