ClearThink

Publisher Information

ClearThink is a brand of the Sambreel/Yontoo group, a web advertising company located in Carlsbad, CA. The company is a primary distributor of unwanted software. It is part of the Yontoo/Sambreel group and distributes web browser add-ons, typically potentially unwanted and adware in nature, that are designed to modify a user's typical search beahvior as well as display context and popup advertising. There is one additional code signing certificate issued to this publisher.
Authority:
VeriSign, Inc.

Valid from:
10/9/2014 2:00:00 AM

Valid to:
8/6/2015 1:59:59 AM

Subject:
CN=ClearThink, O=ClearThink, L=Santa Monica, S=California, 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:
59b72b1db71ce323997b1eaf80e12aae

Scanner detections:
Detections  (100% detected)

Scan engine
Details
Detections

Reason Heuristics
PUP.Yontoo (M), Adware.Yontoo (M)
100.00%

1 / 68      (Adware)
{6cfec6a5-9d93-4492-985a-470a68eff4e9}t.sys (StdLib)  (aea52d37ff97996b471c411ac283a0f1)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}gw.sys (StdLib)  (f77c1325bd1f0d701ecad63e0fa57f70)

1 / 68      (Adware)
ClearThink2015010821.exe  (674fd524dfc5ccc77be4f7d474c934f8)

1 / 68      (Adware)
ClearThink.PurBrowseG.dll  (882af8ba1d386a2927713c806d878efb)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}w64.sys (StdLib)  (ebf90dd34a356bcacdaa0f64b891554e)

1 / 68      (Adware)
clearthink.purbrowse.exe  (1495bf958ecae16b974472c9cca92e3c)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}t.sys (StdLib)  (cd01c4297fd9b6867afae75daf83d3d6)

1 / 68      (Adware)
{6cfec6a5-9d93-4492-985a-470a68eff4e9}t.sys (StdLib)  (43b125e03d95f476001b3fb04168b841)

1 / 68      (Adware)
clearthink.expextdll.dll  (e1467bf803cee03151ad1ca3b4ca3ce5)

1 / 68      (Adware)
bcd08fc8cb5641a38b1964.dll  (0d089c93de2f334b1bd2fc0c3c1c6433)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}t.sys (StdLib)  (35e58a06b231c43b7d0b49162a75ae5f)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}w.sys (StdLib)  (6a7936ecca9664e96d690721bbaafc02)

1 / 68      (Adware)
clearthink.purbrowseg.dll  (6e54cd4d7da8acc0dc2b882826cdf394)

1 / 68      (Adware)
clearthink.purbrowse64.exe  (b02c7fceb524b73300565432871638e4)

1 / 68      (Adware)
{e5e8bd85-21de-4190-b364-33beb625e47f}t64.sys (StdLib)  (0566c0743901df2d02ac6a59064600e8)

1 / 68      (Adware)
{d8d78a9d-86d1-41f9-9ce3-85bbe0b8cce8}t64.sys (StdLib)  (31d435b1bc8e7d30eab0563f1878b207)

1 / 68      (Adware)
{663d99d0-f31d-457e-980b-dc5daf227786}t64.sys (StdLib)  (39989632ac1e871100ba8ca26b22a50a)

1 / 68      (Adware)
{0e195523-6785-4f9c-bb2f-0a791b0c99d0}t64.sys (StdLib)  (953bb58a74ae9e16b32670a875de43c6)

1 / 68      (Adware)
clearthink.purbrowseg.dll  (c70127b7f0832275a885d7941872936a)

1 / 68      (Adware)
clearthink.browseradapter64.exe  (70c3ce5c552bb250e59c746398d61e7c)

1 / 68      (Adware)
clearthink.browseradapter.exe  (c7ec0673e86a75102ffa975ceb3cc64c)

1 / 68      (Adware)
{bcd08fc8-cb56-41a3-8b19-3c556687a504}gw.sys (StdLib)  (0a25427c0d765dde3cc2ec18bdff6e47)

1 / 68      (Adware)
clearthink.purbrowse.dll  (6a9d4959bf61924a97d25050bb2444b1)

1 / 68      (Adware)
clearthink.ofsvc.dll  (1af7990d245ddbbe10fdb32c89e7aa96)

1 / 68      (Adware)
clearthink.expext.dll  (77a5571adfa42f10e545b04d667aea6e)

1 / 68      (Adware)
clearthink.browseradapter.dll  (a4835379ad948879742a957b1ea46c18)

1 / 68      (Adware)
clearthink.purbrowse.exe  (4c4dd6483886099367c913076d5f37ce)

1 / 68      (Adware)
clearthink.browseradapter64.exe  (f6b6b1309b9570519a953b87e97e12dc)

1 / 68      (Adware)
clearthink.browseradapter.exe  (b619175b52f1a3fde5b74e387f721c90)

1 / 68      (Adware)
bcd08fc8cb5641a38b1964.dll  (061123de5f7253bbccb7ff4e37aae015)

 
Latest 30 of 6,077 files

The following certificate is also signed by ClearThink.

1200063ED04B1DA36F7FE204B3DD8617  (Aug 05, 2014 to Aug 06, 2015)

The following publishers (by Authenticode signature organization name) are related.

30 of 179 publishers

* Note, the details and description above are based on the code signing digital signature issued to ClearThink by VeriSign, Inc. on October 09, 2014 with the serial number '59b72b1db71ce323997b1eaf80e12aae'.