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bonzunainstaller(ch).exe

search core systems

The application bonzunainstaller(ch).exe, “Bonzuna Installer” by search core systems has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup and installation application and has been known to bundle potentially unwanted software. The file has been seen being downloaded from wac.51d5.edgecastcdn.net and multiple other hosts.
Publisher:
Bonzuna  (signed by search core systems)

Product:
Bonzuna

Description:
Bonzuna Installer

Version:
1.0.0.0

MD5:
98930373d87a516c7773b0af6a2591a0

SHA-1:
159349ed87a2cf2b7d9a50e34bdb4ac7562e5b62

SHA-256:
41122e5741a29f6f659c00a425efb9f1459ff58a2c0ecb4582afc500cb1b68ef

Scanner detections:
1 / 68

Status:
Adware

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.

Analysis date:
4/26/2024 9:56:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.searchcoresystems.U
14.8.8.3

File size:
3.4 MB (3,530,288 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Language:
English (Canada)

Common path:
C:\users\{user}\downloads\bonzunainstaller(ch).exe

Digital Signature
Signed by:
search core systems

Authority:
GlobalSign nv-sa

Valid from:
1/13/2012 2:23:55 PM

Valid to:
1/13/2013 2:23:55 PM

Subject:
CN=search core systems, O=search core systems, C=CA

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

Serial number:
112161BFE8B30B66C06A60ADF51015575814

File PE Metadata
Compilation timestamp:
9/11/2012 11:14:42 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:+heLNiyzleEM2yRs7VKUN2wGtMyyxjfu8pYf/setcepXAIKiKy7xCi5ofHCCiG4/:+DwGtMyyxju8AXNKy7Ykofpi3/51t

Entry address:
0x6F7DC

Entry point:
55, 8B, EC, 83, C4, F0, B8, 3C, E7, 46, 00, E8, DC, 7C, F9, FF, A1, 24, 1D, 47, 00, 8B, 00, E8, B8, BC, FF, FF, A1, 24, 1D, 47, 00, 8B, 00, B2, 01, E8, 02, D8, FF, FF, A1, 24, 1D, 47, 00, 8B, 00, BA, 4C, F8, 46, 00, E8, 29, B7, FF, FF, 8B, 0D, 1C, 1B, 47, 00, A1, 24, 1D, 47, 00, 8B, 00, 8B, 15, BC, D3, 46, 00, E8, 99, BC, FF, FF, A1, 24, 1D, 47, 00, 8B, 00, E8, DD, BD, FF, FF, E8, D0, 53, F9, FF, B0, 04, 02, 00, FF, FF, FF, FF, 11, 00, 00, 00, 42, 00, 6F, 00, 6E, 00, 7A, 00, 75, 00, 6E, 00, 61, 00, 20, 00...
 
[+]

Entropy:
7.7155

Developed / compiled with:
Microsoft Visual C++

Code size:
441 KB (451,584 bytes)

The file bonzunainstaller(ch).exe has been seen being distributed by the following 2 URLs.

http://wac.51d5.edgecastcdn.net/8051D5/bonzuna/.../BonzunaInstaller(FF).exe

http://wac.51d5.edgecastcdn.net/8051D5/bonzuna/.../BonzunaInstaller(CH).exe

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