grassmow

Publisher Information

grassmow 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:
4/29/2014 9:00:00 AM

Valid to:
4/30/2015 8:59:59 AM

Subject:
CN=grassmow, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=grassmow, 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:
46f979858f2f3241487cba3ef684bae8

Scanner detections:
Detections  (100% detected)

Scan engine
Details
Detections

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

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw64.sys (StdLib)  (60ecd7c3ae9b389fe92fd8e917f0e705)

1 / 68      (Adware)
utilgrassmow.exe  (6d1f895c799a5014eb0fa5f5d28bfe86)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw.sys (StdLib)  (4a3854c2cf93a8cf52f4154c175adb88)

1 / 68      (Adware)
{ce9a260a-690e-4817-8376-82bdf0d29af3}gw.sys (StdLib)  (ff126e6aa259a8140763073d1067694c)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}w64.sys (StdLib)  (571321e8572ffcd03ec0b63b00e29a1e)

1 / 68      (Adware)
maintainer.exe  (32abc6a177ce78359bc5b399ce44df8d)

1 / 68      (Adware)
updategrassmow.exe  (00014c88d9e3b4c331e39cb12829c88b)

1 / 68      (Adware)
{ce9a260a-690e-4817-8376-82bdf0d29af3}gw64.sys (StdLib)  (63bd937147b7d13a89eae5e660d3a06f)

1 / 68      (Adware)
maintainer.bak  (09b9f6a052544cde35a3c819b211be29)

1 / 68      (Adware)
maintainer.exe  (a0d125819650f83ed95373adb959c2c0)

1 / 68      (Adware)
{f8aa96c7-b3e9-492c-a2c1-d7709390b8a2}w64.sys (StdLib)  (ed330ed74e2e4578cdb9804cb2625b01)

1 / 68      (Adware)
maintainer.bak  (a3d0b6bf0968a61733fa797ae5bead82)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gt.sys (StdLib)  (9ec82187381b942f4881737c62a47ed7)

1 / 68      (Adware)
{87a52264-90bd-420e-aec7-8117d7d9de0e}w64.sys (StdLib)  (3c72eb344df07a7edb720b460785d219)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}w64.sys (StdLib)  (bcb7a8dde9c39dded2aeacda4dcf4785)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw64.sys (StdLib)  (dac622fbd22aa1fce2cd6707554c5bac)

1 / 68      (Adware)
maintainer.bak  (1229f133dce9455f43317b01400b03ee)

1 / 68      (Adware)
maintainer.bak  (099e2bb188464b28f7c0be4ea785065f)

1 / 68      (Adware)
maintainer.bak  (05c1837e30f07138c8694825e49860ca)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw.sys (StdLib)  (4d0f47cf6dd9217d4c1d7b683051de4e)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}w64.sys (StdLib)  (80f382eab010eb8787fb4f9bfa5b6d64)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw64.sys (StdLib)  (fe370358c95455b86318176dfd8f3330)

1 / 68      (Adware)
maintainer.bak  (5ba2998ea7287d5893c2ccdce598cd0b)

1 / 68      (Adware)
updategrassmow.exe  (38045f4f42fb61a5b2b60a426613f2f5)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}w64.sys (StdLib)  (82350a5c0ac73e49354ca28e92162efa)

1 / 68      (Adware)
{3129d779-f37f-4857-80de-e066106afd0c}gt.sys (StdLib)  (403afcce57f870d8860553f85d2a9963)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gt.sys (StdLib)  (ec963860e4993eb0a1bef15f88e81129)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw64.sys (StdLib)  (2f48b698e226a0dd0392713497b1d239)

1 / 68      (Adware)
{2ac4981b-bb31-49d4-9706-b07c78762883}gw.sys (StdLib)  (8afdded93262dc70a38ced9130012336)

1 / 68      (Adware)
maintainer.bak  (95d51efbece6c222a1af982f9160d1b5)

 
Latest 30 of 1,054 files

The following certificate is also signed by grassmow.

6097683DE3EA69DB932CBE8A09BDCA90  (Apr 23, 2015 to Jun 22, 2016)

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

30 of 102 publishers

* Note, the details and description above are based on the code signing digital signature issued to grassmow by VeriSign, Inc. on April 29, 2014 with the serial number '46f979858f2f3241487cba3ef684bae8'.