tbhcn.exe

tcbhn

Blabbers Communications Ltd

Part of Blabbers, a potentially unwanted browser application that may hijack or interfere with the browser's standard web searching behaviors in order to display ads. The application tbhcn.exe has been detected as a potentially unwanted program by 2 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. While running, it connects to the Internet address unknown.prolexic.com on port 80 using the HTTP protocol.
Publisher:
Blabbers Communications Ltd

Product:
tcbhn

Version:
1.0.0.3

MD5:
85fc06f741c150172d3fa5c582573bb6

SHA-1:
025be91fde044cbf14a25cd292d4d00ead20125c

SHA-256:
f625c786d46d6a1b5722ec700aaef75086b7d4bd0d77a8c4174a9df4db380757

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
8/22/2018 4:22:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BlabbersCommunications.F
14.3.4.8

Trend Micro House Call
TROJ_GEN.F47V1217
7.2.63

File size:
809 KB (828,416 bytes)

Product version:
1.0.0.3

Copyright:
(c) Blabbers Communications Ltd. All rights reserved.

Original file name:
tcbhn.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\ProgramData\ginyasbrowsercompanion\tbhcn.exe

File PE Metadata
Compilation timestamp:
12/24/2012 4:55:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:8lPBXOMsssbL55lpkUJFa3i+qs0EKnX431g1hKK:oBXOMIJU3Nq+wX431C

Entry address:
0x90B3A

Entry point:
E8, 37, E2, 00, 00, E9, 89, FE, FF, FF, 6A, 0C, 68, 68, D6, 4B, 00, E8, 90, 6D, 00, 00, 33, DB, 89, 5D, E4, 33, C0, 8B, 7D, 08, 3B, FB, 0F, 95, C0, 3B, C3, 75, 14, E8, EA, 15, 00, 00, C7, 00, 16, 00, 00, 00, E8, BF, 27, 00, 00, 33, C0, EB, 79, 33, C0, 8B, 75, 0C, 3B, F3, 0F, 95, C0, 3B, C3, 74, DE, 33, C0, 38, 1E, 0F, 95, C0, 3B, C3, 74, D3, E8, 13, E5, 00, 00, 89, 45, 08, 3B, C3, 75, 0D, E8, B1, 15, 00, 00, C7, 00, 18, 00, 00, 00, EB, CA, 89, 5D, FC, 38, 1F, 75, 20, E8, 9D, 15, 00, 00, C7, 00, 16, 00, 00...
 
[+]

Entropy:
6.6892

Code size:
673.5 KB (689,664 bytes)

Scheduled Task
Task name:
Ginyas Chrome Watcher

Trigger:
Logon (Runs on logon)

Action:
tbhcn.exe \task=1 \active=24 \update=24 \interval=2880 \pubi


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to unknown.prolexic.com  (72.52.4.90:80)

TCP (HTTP):
Connects to sage.parklogic.com  (69.39.236.56:80)

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