Categories: Worm

Should I remove “Worm:MSIL/Necast!rfn”?

The Worm:MSIL/Necast!rfn 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

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 Worm:MSIL/Necast!rfn virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Russian
  • Collects information about installed applications
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to create or modify system certificates
  • Collects information to fingerprint the system

Related domains:

ocsp.globalsign.com
ocsp2.globalsign.com
flow.lavasoft.com

How to determine Worm:MSIL/Necast!rfn?


File Info:

crc32: 20A2E8F3md5: 6b3d9c1562a2af4658f0c044e625e41aname: 6B3D9C1562A2AF4658F0C044E625E41A.mlwsha1: cdab57336e918222d75bcec45289ec7b159ce9e9sha256: 1a632b8124b2fba5783837e8b7211aa3f5da52e31f344409e4ca9e895b517cecsha512: 43f818d243142a39464ae7fa3d0e4e67e0351e4f5b7a3afa6047237492bb0205c97d7f4c2d9e3f66b3077a8e71aff0abf472415bdb0aeaab15e1f4a6f4d9bc43ssdeep: 98304:Fqna9elNaSVZdjWWnBtIR3G8qbrczEBkSOSVEJvqR:FUa9eOGZpr2mbrczEiSOcEdotype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Worm:MSIL/Necast!rfn also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0056e5201 )
DrWeb Trojan.Hosts.6838
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.40148772
Sangfor Backdoor.MSIL.Bladabindi.anbe
CrowdStrike win/malicious_confidence_60% (D)
K7GW Trojan ( 0056e5201 )
Cybereason malicious.562a2a
Cyren W32/uTorrent.A.gen!Eldorado
Symantec Trojan.Gen.2
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Backdoor.MSIL.Bladabindi.anbe
BitDefender Trojan.GenericKD.40148772
NANO-Antivirus Trojan.Win32.Bladabindi.eyivny
MicroWorld-eScan Trojan.GenericKD.40148772
Tencent Msil.Backdoor.Bladabindi.Wpab
Ad-Aware Trojan.GenericKD.40148772
Sophos Generic PUA MN (PUA)
Comodo Malware@#zd8lr6vhh005
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.wc
FireEye Generic.mg.6b3d9c1562a2af46
Emsisoft Trojan.GenericKD.40148772 (B)
SentinelOne Static AI – Malicious SFX
Avira TR/Hosts.ebcni
eGambit Unsafe.AI_Score_76%
Microsoft Worm:MSIL/Necast!rfn
GData Win32.Application.WebCompanion.H
McAfee Artemis!6B3D9C1562A2
MAX malware (ai score=94)
VBA32 Backdoor.MSIL.Bladabindi
Panda Trj/CI.A
Yandex Riskware.Agent!WXX7Vq+Ay04
Fortinet Riskware/OfferGenerator
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Worm:MSIL/Necast!rfn?

  • 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.
Paul Valéry

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

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

1 week ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

1 week ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

1 week ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

1 week ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

1 week ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

1 week ago