ATK/Shellter-C removal tips

The ATK/Shellter-C is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.

6-day free trial available.

What ATK/Shellter-C virus can do?

Executable code extraction
Creates RWX memory
The binary likely contains encrypted or compressed data.

How to determine ATK/Shellter-C?


File Info:
crc32: 1C4A5104
md5: 4dc6cdb954fb6373470da3597262c8f9
name: 4DC6CDB954FB6373470DA3597262C8F9.mlw
sha1: 021f7c3375dd062480eb61427bef2e5de5419ec5
sha256: 761bff8f07e1e6a23f342c71b4fd4b5270794181eccf25ffa868c7fe64665f0e
sha512: f61f5e8210c24177c0df37b191bdea2999fa346995ff402f4e83262d6ae8d33fbaa86f016bf2bfaa1835d316d10704a491d63644d25870746490ccf9001101da
ssdeep: 24576:ooJBu2XV04jnHW8VwB0Oa3sM6zlYzLhQ0zJ68VQWWRWqM:Xu4jHmyOcsvWkq3
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright xa9 1997-2020 Simon Tatham.
InternalName: PuTTY
FileVersion: Release 0.74 (with embedded help)
CompanyName: Simon Tatham
ProductName: PuTTY suite
ProductVersion: Release 0.74
FileDescription: SSH, Telnet and Rlogin client
OriginalFilename: PuTTY
Translation: 0x0809 0x04b0

ATK/Shellter-C also known as:

K7AntiVirus	Trojan ( 005325ae1 )
Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
ALYac	Trojan.Patched.SAP.Gen.2
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_60% (D)
K7GW	Trojan ( 005325ae1 )
Cybereason	malicious.954fb6
Cyren	W32/Shellter.A.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of Win32/Rozena.WI
APEX	Malicious
Avast	Win32:Evo-gen [Susp]
Kaspersky	HEUR:Trojan.Win32.Cometer.gen
BitDefender	Trojan.Patched.SAP.Gen.2
MicroWorld-eScan	Trojan.Patched.SAP.Gen.2
Ad-Aware	Trojan.Patched.SAP.Gen.2
Sophos	ATK/Shellter-C
BitDefenderTheta	Gen:NN.ZexaF.34678.cD0@aK3RRPdi
McAfee-GW-Edition	BehavesLike.Win32.Generic.tc
FireEye	Generic.mg.4dc6cdb954fb6373
Emsisoft	Trojan.Patched.SAP.Gen.2 (B)
SentinelOne	Static AI – Suspicious PE
Jiangmin	Trojan.Generic.fppbc
Avira	HEUR/AGEN.1125217
Microsoft	Trojan:Win32/Swrort.A
Arcabit	Trojan.Patched.SAP.Gen.2
ZoneAlarm	HEUR:Trojan.Win32.Generic
GData	Trojan.Patched.SAP.Gen.2
AhnLab-V3	Malware/Win32.RL_Generic.R358066
McAfee	MalHeur-FAG!4DC6CDB954FB
MAX	malware (ai score=80)
VBA32	BScope.Trojan.Swrort
Malwarebytes	MachineLearning/Anomalous.96%
Panda	Trj/Genetic.gen
Rising	Trojan.Rozena!8.6D (RDMK:cmRtazrMJqMTVHKgQXSg2DcMXNjM)
Ikarus	Trojan.Win32.Swrort
MaxSecure	Win.MxResIcn.Heur.Gen
Fortinet	W32/Shellter.C!tr
AVG	Win32:Evo-gen [Susp]
Qihoo-360	HEUR/QVM10.1.9D02.Malware.Gen

How to remove ATK/Shellter-C?

ATK/Shellter-C removal tool

Download and install GridinSoft Anti-Malware.
Open GridinSoft Anti-Malware and perform a “Standard scan“.
“Move to quarantine” all items.
Open “Tools” tab – Press “Reset Browser Settings“.
Select proper browser and options – Click “Reset”.
Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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