BitTorrent Mac and Spigot adware

Last login: Mon Nov 18 12:49:04 on ttys002
[noar]-[mp]-[12:49:36]
[~]$ cd /tmp/
[noar]-[mp]-[12:49:43]
[/tmp]$ openssl dgst -sha256 ~/Downloads/BitTorrent.dmg
SHA256(/Users/noar/Downloads/BitTorrent.dmg)= 265126d82072b3cf917496943b5149c808006cc7b94c9d84b1e2ced88de01bf3
[noar]-[mp]-[12:49:43]
[/tmp]$ hdiutil attach ~/Downloads/BitTorrent.dmg
/dev/disk4          	GUID_partition_scheme
/dev/disk4s1        	Apple_HFS                      	/Volumes/BitTorrent-30291
[noar]-[mp]-[12:49:44]
[/tmp]$ cat /Volumes/BitTorrent-30291/BitTorrent-Installer.app/Contents/Resources/InstallerPreferences.plist
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>Window</key>
	<dict>
		<key>Width</key>
		<integer>620</integer>
		<key>Height</key>
		<integer>450</integer>
	</dict>
	<key>Environment</key>
	<dict/>
	<key>Extensions</key>
	<array>
		<dict>
			<key>URL</key>
			<string>http://download.mybrowserbar.com/kits/installers/967150/Welcome.zip</string>
			<key>Name</key>
			<string>Welcome</string>
		</dict>
		<dict>
			<key>URL</key>
			<string>http://download.mybrowserbar.com/kits/installers/967150/Offer.zip</string>
			<key>Name</key>
			<string>Offer</string>
		</dict>
		<dict>
			<key>URL</key>
			<string>http://download.mybrowserbar.com/kits/installers/967150/Installation.zip</string>
			<key>Name</key>
			<string>Installation</string>
		</dict>
		<dict>
			<key>URL</key>
			<string>http://download.mybrowserbar.com/kits/installers/967150/Finish.zip</string>
			<key>Name</key>
			<string>Finish</string>
		</dict>
	</array>
</dict>
</plist>
[noar]-[mp]-[12:49:44]
[/tmp]$ curl -O http://download.mybrowserbar.com/kits/installers/967150/Installation.zip
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 71840  100 71840    0     0  68658      0  0:00:01  0:00:01 --:--:-- 78945
[noar]-[mp]-[12:49:46]
[/tmp]$ unzip Installation.zip
Archive:  Installation.zip
   creating: Installation/
   creating: Installation/img/
  inflating: Installation/img/bt_bg.jpg
  inflating: Installation/img/bt_bg_01.png
  inflating: Installation/img/bt_logo.png
  inflating: Installation/img/headline.png
  inflating: Installation/img/ut_logo.png
  inflating: Installation/index.html
  inflating: Installation/installer.css
  inflating: Installation/script.js
  inflating: Installation/styles.css
[noar]-[mp]-[12:49:46]
[/tmp]$ head -n 10 Installation/script.js
/**
 *
 */

var offerDownloadURL     = "http://download.mybrowserbar.com/kits/installers/967150/Payload.zip";
var productDownloadURL   = "http://download-new.utorrent.com/uuid/ea36d9fa-29b8-4163-9456-c4c2b7b52c6e";
var totalDownloadSize    = 0; // will store the total size of all objects to be downloaded
var totalDownloadPercent = 0; // will store that total percent of all downloaded objects

var OFFER_WAS_ACCEPTED = 0;
[noar]-[mp]-[12:49:46]
[/tmp]$ curl -O http://download.mybrowserbar.com/kits/installers/967150/Payload.zip
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  124k  100  124k    0     0    98k      0  0:00:01  0:00:01 --:--:--  110k
[noar]-[mp]-[12:49:47]
[/tmp]$ unzip Payload.zip
Archive:  Payload.zip
   creating: Spigot/
  inflating: Spigot/browserctl
  inflating: Spigot/postinstall.sh
  inflating: Spigot/Searchme.chromeextension.crx
 extracting: Spigot/Searchme.safariextz
  inflating: Spigot/searchme@mybrowserbar.com.xpi
[noar]-[mp]-[12:49:47]
[/tmp]$ codesign -dvvv /Volumes/BitTorrent-30291/BitTorrent-Installer.app/
Executable=/Volumes/BitTorrent-30291/BitTorrent-Installer.app/Contents/MacOS/BitTorrent-Installer
Identifier=com.bittorrent.BitTorrent-Installer
Format=bundle with Mach-O universal (i386 x86_64)
CodeDirectory v=20100 size=744 flags=0x0(none) hashes=30+3 location=embedded
Hash type=sha1 size=20
CDHash=a876d194f2e83f5ce139c255728b4704f3ef18ff
Signature size=8515
Authority=Developer ID Application: BitTorrent, Inc
Authority=Developer ID Certification Authority
Authority=Apple Root CA
Timestamp=1 nov. 2013 10:27:31
Info.plist entries=23
Sealed Resources rules=4 files=7
Internal requirements count=1 size=196
[noar]-[mp]-[12:49:47]
[/tmp]$