Did you just run into a download or a file on your computer that has been digitally signed by Hatchiho? Some of the security products refers to the detected files as Adware.SwiftBrowse.CH and Trojan.Win32.Generic!BT. The detection rate for the Hatchiho files collected here is 39%. Please read on for more details.
You will typically see Hatchiho when running the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screengrab shows:

You can view the additional details from the Hatchiho digital signature with the following steps:
Here is a screenshot of a file signed by Hatchiho:

As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This means that the file has been published by Hatchiho and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also view the address for Hatchiho, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the Hatchiho certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Hatchiho files I've collected, thanks to the FreeFixer users.
Here's the detection names for the Hatchiho files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| ALYac | Adware.SwiftBrowse.CH |
| AVG | BrowseFox.FF4, AdPlugin.DAI |
| AVware | Trojan.Win32.Generic!BT |
| Ad-Aware | Adware.SwiftBrowse.CH |
| Agnitum | Riskware.Agent!, Trojan.Yontoo! |
| AhnLab-V3 | PUP/Win32.BrowseFox |
| Antiy-AVL | GrayWare[NetTool:not-a-virus]/Win64.NetFilter.a, GrayWare[AdWare:not-a-virus]/MSIL.Agent |
| Arcabit | Adware.SwiftBrowse.CH |
| Avira | ADWARE/BrowseFox.Gen7 |
| Baidu-International | Adware.Win32.BrowseFox.BE |
| BitDefender | Adware.SwiftBrowse.CH |
| Bkav | W32.HfsAdware.3507, W64.HfsAdware.3507 |
| ClamAV | Win.Adware.Netfilter-130, Win.Adware.Swiftbrowse-497, Win.Adware.Swiftbrowse-1414 |
| Comodo | TrojWare.Win32.AltBrowse.IZZV |
| Cyren | W32/A-b3b70cb0!Eldorado, W64/A-59c9c70a!Eldorado |
| DrWeb | Trojan.Yontoo.1808 |
| ESET-NOD32 | a variant of Win32/NetFilter.A potentially unsafe, a variant of Win64/NetFilter.A potentially unsafe, Win32/BrowseFox.BE potentially unwanted |
| Emsisoft | Adware.SwiftBrowse.CH (B) |
| F-Prot | W32/A-b3b70cb0!Eldorado, W64/A-59c9c70a!Eldorado |
| F-Secure | Adware.SwiftBrowse.CH |
| Fortinet | Adware/NetFilter, Riskware/Generic.AC.389553 |
| GData | Adware.SwiftBrowse.CH |
| Ikarus | not-a-virus:AdWare.MSIL.Agent |
| Jiangmin | AdWare/MSIL.gde |
| K7AntiVirus | Adware ( 0040f9f21 ), Adware ( 004c532c1 ) |
| K7GW | Adware ( 0040f9f21 ), Adware ( 004c532c1 ) |
| Kaspersky | not-a-virus:RiskTool.Win32.NetFilter.q, not-a-virus:NetTool.Win64.NetFilter.k |
| McAfee | Artemis!EEA8B183ACF5, Artemis!C429AD9FA1AD |
| McAfee-GW-Edition | BehavesLike.Win64.PUPAmonetize.ph |
| MicroWorld-eScan | Adware.SwiftBrowse.CH |
| NANO-Antivirus | Riskware.Win32.NetFilter.dgqvkd, Trojan.Win32.Yontoo.drmwjt |
| Panda | Generic Suspicious |
| Rising | PE:Adware.BrowseFox!6.25F7 |
| SUPERAntiSpyware | Adware.SwiftBrowse/Variant, Adware.BrowseFox/Variant |
| Tencent | Trojan.Win32.Qudamah.Gen.16, Win32.Risk.Adware.Szvi |
| VIPRE | Trojan.Win32.Generic!BT |
| Zillya | Adware.Yotoon.Win64.10, Adware.Yotoon.Win64.14 |
| nProtect | Adware.SwiftBrowse.CH |
The detection percentage is based on that I have collected 336 scan results for the Hatchiho files. 131 of these scan results came up with some sort of detection. You can review the full details of the scan reports by examining the files listed above.
The analysis is based on certificates with the following serial numbers: