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defaulttabsearch.exe

The application defaulttabsearch.exe has been detected as a potentially unwanted program by 6 anti-malware scanners. It runs as a windows Service named “DefaultTabSearch”. While running, it connects to the Internet address 94.31.29.248.IPYX-077437-ZYO.above.net on port 80 using the HTTP protocol.
MD5:
2d7c1661961ce19085b6a968b1b293d4

SHA-1:
b1cf6e1d2cc7797c9ccd51e781dbef3a1aca74c8

SHA-256:
88ec61cd9df7821e078efc5286c980f66a04e94829a8ca09bd9ae725077c031c

Scanner detections:
6 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 8:48:22 PM UTC  (today)

Scan engine
Detection
Engine version

AegisLab AV Signature
Troj.W32.AntiAV
2.1.4+

AhnLab V3 Security
Win-PUP/Helper.DefaultTab.572928
2014.02.05

Boost by Reason
Optional.Service.Q
188163

ESET NOD32
Win32/Toolbar.DefaultTab (variant)
7.9379

SUPERAntiSpyware
PUP.DefaultTab
10637

XVirus List
Win.Detected
2.3.31

File size:
559.5 KB (572,928 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\defaulttab\defaulttabsearch.exe

File PE Metadata
Compilation timestamp:
2/6/2013 4:04:55 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
9.0

CTPH (ssdeep):
12288:GKhOePYW+/WNkVShpwq/QLy945RPxLxjk3/3t:vhtPYW+ekSTwq0z5R5Lxjst

Entry address:
0x5FF3D

Entry point:
E8, 73, D7, 00, 00, E9, A5, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04, 2B, C1, C3...
 
[+]

Entropy:
6.6232

Code size:
482.5 KB (494,080 bytes)

Service
Display name:
DefaultTabSearch

Type:
Win32OwnProcess, InteractiveProcess


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

TCP (HTTP):
Connects to 94.31.29.248.IPYX-077437-ZYO.above.net  (94.31.29.248:80)

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