ycztijufknamzg.exe

Kimahri Software inc.

This adware uses the Crossrider platform to build and distribute this web browser advertising injection extension. Once installed in the browser it will hijack various browser settings (homepage, search) and may interfere and track behaviors as well as deliver ads. The application ycztijufknamzg.exe by Kimahri Software inc has been detected as adware 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 Nullsoft Install System installer. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
Kimahri Software inc.  (signed and verified)

Version:
1.34.5.29

MD5:
d350084f13ccd229d6919b51cdb2e2dc

SHA-1:
fa0fec04e787f00f5cf3b1e5dd1a2e52cd0ec363

SHA-256:
fefe1089c695a4cf0d40feb3974a0f0fc17e3010f8deaf23dfd15c873504a505

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:
6/2/2020 4:45:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcicrle (M)
17.3.12.22

File size:
7.5 MB (7,907,176 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\ycztijufknamzg.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
3/7/2013 3:30:00 AM

Valid to:
3/7/2016 3:29:59 AM

Subject:
CN=Kimahri Software inc., O=Kimahri Software inc., STREET=666 Sherbrooke Rue w, L=Montreal, S=Quebec, PostalCode=H3A 1E7, C=CA

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

Serial number:
00A1BB8569950C0B2080A11A0E2F618B33

File PE Metadata
Compilation timestamp:
12/4/2012 5:25:02 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

Entry address:
0x4323

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, C3, 44, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, C4, 44, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, C4, 44, 00, 56, A3, 40, 3B, 44, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 3B, 44, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, C4, 44, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.9984  (probably packed)

Code size:
34.5 KB (35,328 bytes)

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