Win32/Spy.Chekafev.AB

Spectating the Win32/Spy.Chekafev.AB detection name means that your system is in big danger. This malware can correctly be identified as ransomware – virus which encrypts your files and asks you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

Win32/Spy.Chekafev.AB detection is a malware detection you can spectate in your system. It generally appears after the preliminary activities on your computer – opening the dubious email messages, clicking the banner in the Internet or mounting the program from suspicious resources. From the moment it appears, you have a short time to take action before it starts its malicious activity. And be sure – it is much better not to await these destructive things.

What is Win32/Spy.Chekafev.AB virus?

Win32/Spy.Chekafev.AB is ransomware-type malware. It looks for the documents on your computer, ciphers it, and then asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It alters the networking setups in order to stop you from checking out the removal manuals or downloading the anti-malware program. In some cases, Win32/Spy.Chekafev.AB can even prevent the launching of anti-malware programs.

Win32/Spy.Chekafev.AB Summary

Summarizingly, Win32/Spy.Chekafev.AB ransomware actions in the infected PC are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • Enumerates running processes;
  • Expresses interest in specific running processes;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • A ping command was executed with the -n argument possibly to delay analysis;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Behavioural detection: Injection (inter-process);
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Anomalous binary characteristics;
  • Attempts to modify Explorer settings to prevent file extensions from being displayed;
  • Uses suspicious command line tools or Windows utilities;
  • Encrypting the documents located on the victim’s drive — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-malware programs

Ransomware has actually been a headache for the last 4 years. It is hard to imagine a more hazardous malware for both individuals and companies. The algorithms utilized in Win32/Spy.Chekafev.AB (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these horrible things immediately – it may take up to a few hours to cipher all of your files. Therefore, seeing the Win32/Spy.Chekafev.AB detection is a clear signal that you must start the elimination procedure.

Where did I get the Win32/Spy.Chekafev.AB?

Usual methods of Win32/Spy.Chekafev.AB injection are basic for all other ransomware examples. Those are one-day landing sites where victims are offered to download the free program, so-called bait e-mails and hacktools. Bait emails are a quite modern method in malware distribution – you receive the email that mimics some regular notifications about shipments or bank service conditions modifications. Within the email, there is a corrupted MS Office file, or a link which opens the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks fairly simple, however, still requires tons of awareness. Malware can hide in different places, and it is far better to prevent it even before it invades your system than to trust in an anti-malware program. Standard cybersecurity knowledge is just an essential item in the modern-day world, even if your relationship with a PC stays on YouTube videos. That may save you a lot of time and money which you would certainly spend while looking for a solution.

Win32/Spy.Chekafev.AB malware technical details

File Info:

name: 46B8E6E6F94EB957B189.mlwpath: /opt/CAPEv2/storage/binaries/81881282dcd10c191b344c2d7a16f5cd51ca5aa296f6059fb3497323f158f677crc32: 7A0E78CAmd5: 46b8e6e6f94eb957b1895a38d15d0461sha1: f8cf1d3f086f13b76b4a70beb00b816e57d9680fsha256: 81881282dcd10c191b344c2d7a16f5cd51ca5aa296f6059fb3497323f158f677sha512: f08dca292aea10b43a21a2450b5108c53b30e39072053b4f51bd1acebc46b043f4589ecd47b3a4c1b2f38f751fa661b202d6c9faa708c7e877344e17ef722322ssdeep: 1536:TPnxJB3+r3eAwMrQEfGA5863NiA3Zymv6t8ZQEfGA5863NiA3Zymv6t8i:r9O71TTGA58giKZyijGA58giKZyiQtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19E9301179BE616EED8C01530BF0F8DFC3D3BD5B248810C2C4A95661BDF679CEA294992sha3_384: 1ad3244016e24be9c5e261cbdf94aeada3c6c99060f8543be8a6bc5141cca04de5fc378e5164cef35f6863580ea89f0aep_bytes: b8b85c41005064ff3500000000648925timestamp: 2010-07-29 05:49:10

Version Info:

0: [No Data]

Win32/Spy.Chekafev.AB also known as:

Bkav W32.AIDetect.malware2
tehtris Generic.Malware
MicroWorld-eScan Gen:Variant.DsBot.1
ALYac Gen:Variant.DsBot.1
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Spyware ( 001948141 )
K7GW Spyware ( 001948141 )
CrowdStrike win/malicious_confidence_100% (D)
Arcabit Trojan.DsBot.1
Baidu Win32.Trojan.U-Staget.a
VirIT Trojan.Win32.Staget.FL
Cyren W32/KillAV.AL.gen!Eldorado
Elastic malicious (high confidence)
ESET-NOD32 Win32/Spy.Chekafev.AB
APEX Malicious
ClamAV Win.Malware.Staget-6912584-0
Kaspersky VHO:Trojan.Win32.Convagent.gen
BitDefender Gen:Variant.DsBot.1
NANO-Antivirus Trojan.Win32.SelfDel.ednwah
Avast Win32:GenMalicious-ADM [Trj]
Tencent Trojan.Win32.KillAV.sd
Ad-Aware Gen:Variant.DsBot.1
Comodo ApplicUnsaf.Win32.Adware.NaviPromo.N@387vqi
DrWeb Trojan.Siggen3.6884
Zillya Trojan.Staget.Win32.75
TrendMicro TROJ_CHEKAF.SMIA
McAfee-GW-Edition BehavesLike.Win32.Generic.nc
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.46b8e6e6f94eb957
Sophos ML/PE-A + Mal/Zegost-K
Ikarus Trojan.Win32.Staget
Jiangmin Trojan/Staget.gs
Avira TR/Dropper.Gen
MAX malware (ai score=82)
Microsoft Trojan:Win32/Wacatac.B!ml
ViRobot Trojan.Win32.A.Staget.24094
GData Gen:Variant.DsBot.1
AhnLab-V3 Win-Trojan/Agent.24253.C
McAfee GenericRXAA-AA!46B8E6E6F94E
TACHYON Trojan/W32.Vundo.96798
VBA32 Trojan.VBRA.09674
TrendMicro-HouseCall TROJ_CHEKAF.SMIA
Rising Trojan.Win32.VBCode.bst (CLASSIC)
SentinelOne Static AI – Malicious PE
Fortinet W32/Staget.EG!tr
BitDefenderTheta AI:Packer.C76C02CC1E
AVG Win32:GenMalicious-ADM [Trj]
Cybereason malicious.6f94eb
Panda Trj/Genetic.gen

How to remove Win32/Spy.Chekafev.AB?

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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