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hoolapp.exe

Hoolapp

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application hoolapp.exe by Hoolapp has been detected as adware by 4 anti-malware scanners. It uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.hoolapp.com.
Publisher:
Hoolapp  (signed and verified)

MD5:
27f1248215fba029ae302790e54ccd0f

SHA-1:
7670c108e97c2c98c647f61e607115004f01c4a4

SHA-256:
65898c967ea80eb280cbbb7a4f05ee7266342eb8d70a2441eb96eae3a5abb6fd

Scanner detections:
4 / 68

Status:
Adware

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

Analysis date:
4/25/2024 8:04:22 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen
7.11.63.42

ESET NOD32
Win32/InstallCore.AZ (variant)
8.8062

Reason Heuristics
PUP.Hoolapp.H
14.4.12.20

Trend Micro House Call
TROJ_GEN.F47V0225
7.2.80

File size:
1.2 MB (1,277,640 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Hoolapp

Authority:
COMODO CA Limited

Valid from:
11/20/2012 8:00:00 AM

Valid to:
11/21/2015 7:59:59 AM

Subject:
CN=Hoolapp, O=Hoolapp, STREET=63 Rothschild Blvd., L=Tel-Aviv, S=NA, PostalCode=65785, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
1205B27293082834E7A5D38AE9D121B7

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:KL7okpQ3bczyUksrCAhGfpgbE7Dlohgg/5VyycM4:KLjpQ3OyUksxhA7Dlohgg/5VyLR

Entry address:
0xDA120

Entry point:
55, 8B, EC, 83, C4, F0, B8, 7C, D1, 40, 00, E8, E4, EB, FF, FF, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.7995

Developed / compiled with:
Microsoft Visual C++

Code size:
885 KB (906,240 bytes)

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

http://www.hoolapp.com/.../hoolapp.exe

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