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ksctwyna.dll

Rational Thought Solutions

This is part of an adware program designed to inject advertising in the web browser (banners, text-links) as well as modify the normal behavior of the browser. Part of the Injekt brand of unwanted programs. The module ksctwyna.dll by Rational Thought Solutions has been detected as adware by 26 anti-malware scanners.
Publisher:
Rational Thought Solutions  (signed and verified)

Version:
1.0.0.1

MD5:
adc7675b69459efc2217858b2644d3fe

SHA-1:
7ad1d9f32b312593b6c2ef99938a2adaa5f97470

SHA-256:
f5db5152870e0f787ec993a402cce8b1bd0a3f670af86c43c9586d110eaeb215

Scanner detections:
26 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
4/26/2024 1:37:53 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.PullUpdate.T
523

Agnitum Outpost
PUA.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.PullUpdate
2015.08.24

Avira AntiVirus
ADWARE/PullUpdate.Gen
8.3.1.6

Arcabit
Adware.PullUpdate.T
1.0.0.425

AVG
Generic_r
2016.0.3001

Baidu Antivirus
Adware.MSIL.PullUpdate
4.0.3.15830

Bitdefender
Adware.PullUpdate.T
1.0.20.1210

Bkav FE
W64.HfsAdware
1.3.0.7133

Dr.Web
Adware.Yontoo.68
9.0.1.0242

Emsisoft Anti-Malware
Adware.PullUpdate.T
8.15.08.30.08

ESET NOD32
MSIL/Adware.PullUpdate.K.gen (variant)
9.12139

Fortinet FortiGate
Adware/Agent
8/30/2015

F-Prot
W64/S-18e2fd5b
v6.4.7.1.166

F-Secure
Adware.PullUpdate.T
11.2015-30-08_1

G Data
Adware.PullUpdate
15.8.25

IKARUS anti.virus
AdWare.PullUpdate
t3scan.1.9.5.0

Kaspersky
not-a-virus:AdWare.Win64.Agent
14.0.0.1501

Malwarebytes
Adware.PullUpdate
v2015.08.30.08

MicroWorld eScan
Adware.PullUpdate.T
16.0.0.726

nProtect
Adware.PullUpdate.T
15.08.21.01

Panda Antivirus
PUP/PullUpdate
15.08.30.08

Reason Heuristics
PUP.Injekt.RationalThoughtSolutions (M)
15.8.30.20

SUPERAntiSpyware
Adware.PullUpdate/Variant
9659

VIPRE Antivirus
Adware.Win64.Agent
43148

Zillya! Antivirus
Adware.Agent.Win64.49
2.0.0.2367

File size:
1.4 MB (1,455,088 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2014

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\ProgramData\wtlhyj\dat\ksctwyna.dll

Digital Signature
Signed by:
Rational Thought Solutions

Authority:
Symantec Corporation

Valid from:
1/23/2015 6:00:00 PM

Valid to:
4/24/2016 6:59:59 PM

Subject:
CN=Rational Thought Solutions, O=Rational Thought Solutions, L=St. James, S=St. James, C=BB

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
00B81C1C4DB6AD87B9B581116F115E4C

File PE Metadata
Compilation timestamp:
8/20/2015 12:22:54 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:rIywpK1LKjAsIKAOipVJ0YVAsKjegnPY6XHHKx17Kr8qazIO07B3fTDIzWb:cFp6+jA+GVRV4NHs1urba27pDIG

Entry address:
0x2A18

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, FF, 2B, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, CC, CC, CC, 48, 89, 4C, 24, 08, 48, 81, EC, 88, 00, 00, 00, 48, 8D, 0D, 55, C6, 00, 00, FF, 15, 87, 76, 00, 00, 48, 8B, 05, 40, C7, 00, 00, 48, 89, 44, 24, 58, 45, 33, C0, 48, 8D, 54, 24, 60, 48, 8B, 4C, 24, 58, E8, FB, 4B, 00, 00, 48, 89, 44, 24, 50, 48, 83, 7C, 24...
 
[+]

Entropy:
7.9686  (probably packed)

Code size:
34 KB (34,816 bytes)

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