Win32:TeslaCrypt-CF [Trj]

Spectating the Win32:TeslaCrypt-CF [Trj] detection name means that your PC is in big danger. This malware can correctly be identified as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Removing it requires some unusual steps that must be done as soon as possible.

Win32:TeslaCrypt-CF [Trj] detection is a malware detection you can spectate in your system. It usually shows up after the provoking actions on your computer – opening the untrustworthy email messages, clicking the banner in the Web or setting up the program from dubious resources. From the moment it shows up, you have a short time to take action before it starts its malicious activity. And be sure – it is far better not to wait for these malicious actions.

What is Win32:TeslaCrypt-CF [Trj] virus?

Win32:TeslaCrypt-CF [Trj] is ransomware-type malware. It looks for the documents on your computer, encrypts it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this malware also does a ton of damage to your system. It alters the networking settings in order to avoid you from reading the removal guidelines or downloading the antivirus. In some cases, Win32:TeslaCrypt-CF [Trj] can even block the setup of anti-malware programs.

Win32:TeslaCrypt-CF [Trj] Summary

In summary, Win32:TeslaCrypt-CF [Trj] 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;
  • Dynamic (imported) function loading detected;
  • Performs HTTP requests potentially not found in PCAP.;
  • HTTPS urls from behavior.;
  • Enumerates running processes;
  • Reads data out of its own binary image;
  • Manipulates data from or to the Recycle Bin;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Spanish (Argentina);
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Writes a potential ransom message to disk;
  • Attempts to delete or modify volume shadow copies;
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware;
  • Network activity contains more than one unique useragent.;
  • Installs itself for autorun at Windows startup;
  • Attempts to identify installed AV products by registry key;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Attempts to ensure mapped drives are available from an elevated prompt or process with UAC enabled;
  • Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Encrypting the files located on the target’s disk drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware programs

Ransomware has been a headache for the last 4 years. It is difficult to realize a more dangerous virus for both individuals and companies. The algorithms utilized in Win32:TeslaCrypt-CF [Trj] (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy currently exists, and possibly will exist. However, that virus does not do all these unpleasant things without delay – it may require up to several hours to cipher all of your documents. Thus, seeing the Win32:TeslaCrypt-CF [Trj] detection is a clear signal that you must begin the elimination procedure.

Where did I get the Win32:TeslaCrypt-CF [Trj]?

General methods of Win32:TeslaCrypt-CF [Trj] injection are standard for all other ransomware variants. Those are one-day landing websites where victims are offered to download and install the free program, so-called bait e-mails and hacktools. Bait emails are a pretty modern strategy in malware distribution – you get the e-mail that mimics some normal notifications about shippings or bank service conditions changes. Within the email, there is a malicious MS Office file, or a link which opens the exploit landing site.

Malicious email spam

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

Avoiding it looks quite uncomplicated, but still requires a lot of focus. Malware can hide in different places, and it is better to stop it even before it gets into your system than to rely on an anti-malware program. Common cybersecurity knowledge is just an important thing in the modern-day world, even if your relationship with a computer stays on YouTube videos. That may save you a lot of money and time which you would spend while searching for a fixing guide.

Win32:TeslaCrypt-CF [Trj] malware technical details

File Info:

name: F31F422448AA3FCA5A95.mlwpath: /opt/CAPEv2/storage/binaries/e96648002a450527ce84305e1812b6030306835c53caebc4f3bbd58543bdb3b8crc32: 7F0AB332md5: f31f422448aa3fca5a95f8ae1eaec880sha1: 344858fbf0b4cfd8580e03cd23eec0cff5def439sha256: e96648002a450527ce84305e1812b6030306835c53caebc4f3bbd58543bdb3b8sha512: 17836202d353b95e5cc65bc65eae5b0001490da5bd577fff0e0aeed55b40e262487dc95ac7e87bffaa2d6a69652d1fb02b66eec9c36fe143f41deca23e7ae95assdeep: 6144:tqpuESMEdkdC6MUgCFvzSLsGALa1j2kKLqPsjM5GXquyxxGoTSUU+rs6h2Wg:AChUgoFO1j2Xj8GaNxBOUHQ6hItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T14E74AF3B38603075CDBED136CCE79489D794DB71E6308E0F2D4BEA5E690EA59E2041E9sha3_384: 3c6accbe5d28360d6df35daca487f9a916a160d6feaf98ef5b2719c024a22e1f001c95ce435051647579df078cc1ddcaep_bytes: 558bec6aff68f8d5410068a0ca410064timestamp: 2008-06-10 01:23:31

Version Info:

CompanyName: Embarcadero Technologies, Inc.FileDescription: ExtroversionFileVersion: 44, 190, 186, 232InternalName: LicensesLegalCopyright: Memories © 2077OriginalFilename: Leveraged.exeProductName: Elephant Greed

Win32:TeslaCrypt-CF [Trj] also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Bitman.4!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.1881
MicroWorld-eScan Gen:Variant.Ransom.1640
FireEye Generic.mg.f31f422448aa3fca
CAT-QuickHeal Ransom.TeslaCrypt.WR4
McAfee TeslaCrypt!F31F422448AA
Malwarebytes Generic.Malware/Suspicious
VIPRE Trojan.Win32.Generic!BT
Sangfor Virus.Win32.Save.a
K7AntiVirus Trojan ( 0055e3ef1 )
Alibaba Ransom:Win32/generic.ali2000010
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.448aa3
BitDefenderTheta Gen:NN.ZexaF.34212.wq3@aa2YyfUG
VirIT Trojan.Win32.FileCryptor.DJU
Cyren W32/Filecoder.CY.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.TeslaCrypt.E
TrendMicro-HouseCall Cryp_HpMyApp
Paloalto generic.ml
Kaspersky Trojan-Ransom.Win32.Bitman.aead
BitDefender Gen:Variant.Ransom.1640
NANO-Antivirus Trojan.Win32.Encoder.dwsvnc
ViRobot Trojan.Win32.Z.Filecoder.365311
Avast Win32:TeslaCrypt-CF [Trj]
Rising Ransom.Tescrypt!8.3AF (CLOUD)
Ad-Aware Gen:Variant.Ransom.1640
Emsisoft Gen:Variant.Ransom.1640 (B)
Comodo Malware@#10egfurmcd3iv
Zillya Trojan.Filecoder.Win32.1096
TrendMicro Cryp_HpMyApp
McAfee-GW-Edition TeslaCrypt!F31F422448AA
Sophos Mal/Generic-R + Mal/Tinba-L
Jiangmin Trojan.Generic.rbcg
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1219501
Antiy-AVL Trojan/Generic.ASMalwS.1AA669D
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Tescrypt.C
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm Trojan-Ransom.Win32.Bitman.aead
GData Gen:Variant.Ransom.1640
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Lockycrypt.Gen
Acronis suspicious
VBA32 BScope.Trojan.Yakes
ALYac Gen:Variant.Ransom.1640
MAX malware (ai score=100)
Cylance Unsafe
APEX Malicious
Tencent Malware.Win32.Gencirc.114c7b87
Yandex Trojan.GenAsa!CE2wVAMyx1g
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Papras.EH!tr
AVG Win32:TeslaCrypt-CF [Trj]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32:TeslaCrypt-CF [Trj]?

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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