dtchk.exe

Search Results, LLC

The application dtchk.exe by Search Results has been detected as adware by 3 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler named DTChk triggered daily at a specified time. While running, it connects to the Internet address 224-124-232-198.static.unitasglobal.net on port 80 using the HTTP protocol.
Publisher:
Search Results, LLC  (signed and verified)

Product:
Search Results, LLC

Description:
DT Check

Version:
1.0.0.0

MD5:
a330022f56c41311ac2789cd77010589

SHA-1:
98d6d319448e19eb8d6a09f580e28471b2946f63

SHA-256:
0dd506a6d5ba19002b8211621f5ff8b9995aadd2d369875bed4cbb073e252361

Scanner detections:
3 / 68

Status:
Adware

Analysis date:
6/17/2024 7:54:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Task.SearchResults.F
14.8.7.17

Trend Micro House Call
TROJ_GEN.F47V0425
7.2.115

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.0

File size:
138.1 KB (141,424 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\public\util\dtchk.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
4/25/2012 2:00:00 AM

Valid to:
4/26/2014 1:59:59 AM

Subject:
CN="Search Results, LLC", O="Search Results, LLC", STREET="2751 Hennepin Ave S #252", L=Minneapolis, S=MN, PostalCode=55405, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00B6815DF3B6D64839E008D65B53EF0170

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
3072:ocOjODheoOtGyH43GbCt4ctouLB/CuQuqrCos:Zq2kltGy9b41LB/CwqS

Entry address:
0x59001

Entry point:
60, E8, 03, 00, 00, 00, E9, EB, 04, 5D, 45, 55, C3, E8, 01, 00, 00, 00, EB, 5D, BB, ED, FF, FF, FF, 03, DD, 81, EB, 00, 90, 05, 00, 83, BD, 88, 04, 00, 00, 00, 89, 9D, 88, 04, 00, 00, 0F, 85, CB, 03, 00, 00, 8D, 85, 94, 04, 00, 00, 50, FF, 95, A9, 0F, 00, 00, 89, 85, 8C, 04, 00, 00, 8B, F0, 8D, 7D, 51, 57, 56, FF, 95, A5, 0F, 00, 00, AB, B0, 00, AE, 75, FD, 38, 07, 75, EE, 8D, 45, 7A, FF, E0, 56, 69, 72, 74, 75, 61, 6C, 41, 6C, 6C, 6F, 63, 00, 56, 69, 72, 74, 75, 61, 6C, 46, 72, 65, 65, 00, 56, 69, 72, 74...
 
[+]

Entropy:
7.8446

Packer / compiler:
ASPack v2.12

Code size:
276 KB (282,624 bytes)

Scheduled Task
Task name:
DTChk

Trigger:
Daily (Runs daily at 6:08 AM)


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

TCP (HTTP):
Connects to 224-124-232-198.static.unitasglobal.net  (198.232.124.224:80)

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