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toolbar_production_100967.crxbho.exe

FreeCause, Inc.

The application toolbar_production_100967.crxbho.exe by FreeCause 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 Nullsoft Install System installer. The file has been seen being downloaded from client.fcrewards.com and multiple other hosts.
Publisher:
FreeCause, Inc.  (signed and verified)

MD5:
45a09721a4645cd08f59054e9494d641

SHA-1:
7ff019647f06265066a7c5b611f3ae97f4d29815

SHA-256:
58852ea4940b04239f010e0eaec881e791ebe63f36598a7976a007f3fe2cbe2b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/26/2024 11:34:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.FreeCause.FF
14.5.13.3

File size:
628.6 KB (643,688 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Common path:
C:\users\{user}\downloads\toolbar_production_100967.crxbho.exe

Digital Signature
Signed by:
FreeCause, Inc.

Authority:
VeriSign, Inc.

Valid from:
3/20/2012 11:00:00 AM

Valid to:
4/27/2015 9:59:59 AM

Subject:
CN="FreeCause, Inc.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="FreeCause, Inc.", L=Boston, S=Massachusetts, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
605E5D633DE88751BF7880C36287931F

File PE Metadata
Compilation timestamp:
1/6/2012 5:21:09 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
12288:cI3zsmgukSe1ik5Lhew9GumfYwR+Q++/v1+nQ9EvkmYU3ukSll:cIomgjSDAhDRiYwR+Q+5Q9gYWjSH

Entry address:
0x4109

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 30, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8B, 3B, 00, 00, A3, 8C, 7B, 42, 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, A9, B2, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, AA, B2, 40, 00, C7...
 
[+]

Entropy:
7.9335  (probably packed)

Code size:
34 KB (34,816 bytes)

The file toolbar_production_100967.crxbho.exe has been seen being distributed by the following 3 URLs.

http://client.fcrewards.com/.../download_coles.php?toolid=100967&username=uDZvbX8d8ImM80Fb3JETI56hq5eMdmMxaktw7B9Hnj3F7OOAosxtFzZ0pbQs8COY3HD68Ca5ITaPuKPV

https://s3.amazonaws.com/.../Toolbar_production_100967.crxbho.exe

http://client.fcrewards.com/.../download_coles.php?toolid=100967&username=p3M50X624qhQ6hsF4RunCUfysAfmkp9v5eV7xu9UKxT9ETYw9DGfuDFZoYuueI9TupUsXgrye9lchVWY

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