Win32:TeslaCrypt-D [Trj]

Written by Robert Bailey

What is Win32:TeslaCrypt-D [Trj] infection?

In this post you will certainly find concerning the definition of Win32:TeslaCrypt-D [Trj] as well as its negative impact on your computer. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to require paying the ransom by a victim.

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Most of the cases, Win32:TeslaCrypt-D [Trj] ransomware will advise its sufferers to initiate funds transfer for the function of reducing the effects of the amendments that the Trojan infection has presented to the victim’s tool.

Win32:TeslaCrypt-D [Trj] Summary

These modifications can be as adheres to:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Possible date expiration check, exits too soon after checking local time;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Looks up the external IP address;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Deletes its original binary from disk;
  • Attempts to delete volume shadow copies;
  • Network activity contains more than one unique useragent.;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Exhibits possible ransomware file modification behavior;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Connects to Tor Hidden Services through a Tor gateway;
  • Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents situated on the victim’s disk drive — so the sufferer can no longer utilize the information;
  • Preventing routine access to the sufferer’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Ransom:Win32/Tescrypt.39e13279
ipinfo.io Ransom:Win32/Tescrypt.39e13279
a.tomx.xyz Ransom:Win32/Tescrypt.39e13279
qcuikaiye577q3p2.aw49f4j3n26.com Ransom:Win32/Tescrypt.39e13279
qcuikaiye577q3p2.dfj3d8w3n27.com Ransom:Win32/Tescrypt.39e13279
qcuikaiye577q3p2.tor2web.blutmagie.de Ransom:Win32/Tescrypt.39e13279
qcuikaiye577q3p2.tor2web.fi Ransom:Win32/Tescrypt.39e13279

Win32:TeslaCrypt-D [Trj]

One of the most typical networks where Win32:TeslaCrypt-D [Trj] Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As an effect of user winding up on a source that holds a harmful software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s PC or avoid the tool from working in a proper manner – while additionally putting a ransom note that points out the requirement for the targets to impact the payment for the function of decrypting the records or restoring the documents system back to the first problem. In most circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Win32:TeslaCrypt-D [Trj] distribution networks.

In different corners of the globe, Win32:TeslaCrypt-D [Trj] grows by leaps and also bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom money amount might vary relying on certain local (local) settings. The ransom notes as well as techniques of obtaining the ransom amount may differ depending on specific regional (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software.

    In certain areas, the Trojans typically wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s gadget. The sharp then demands the individual to pay the ransom money.

    Faulty statements about prohibited web content.

    In nations where software application piracy is much less prominent, this approach is not as effective for the cyber scams. Alternatively, the Win32:TeslaCrypt-D [Trj] popup alert might incorrectly claim to be originating from a police establishment as well as will certainly report having situated youngster porn or other illegal information on the gadget.

    Win32:TeslaCrypt-D [Trj] popup alert might wrongly claim to be acquiring from a law enforcement establishment and also will report having located kid porn or other illegal data on the tool. The alert will similarly consist of a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 6E63A6B0
md5: 11dc4c02d1217da78f3242f4bfcd58e0
name: 11DC4C02D1217DA78F3242F4BFCD58E0.mlw
sha1: c72ef51760802755b1c83d42b7365389a89b1ef1
sha256: a26a0cad5a16fb9c971fe4f4cd0a94134102923d8ac37d208434bc9bf3b66195
sha512: 83627f93578bf9188687f188952d09b40188fa0a0a4786851799ad637d3e44013af74a231d43d41da1f174804d7427ec54c8a97589444389580c0382b2980cf3
ssdeep: 6144:+da8uOhcMWhqVln4xKDutRCbAjFLOSO6/NvsHJxc00d+DzRLITiNs:ga8ivhqVl+K6tokjQSO62DzRLm
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0055e3ef1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Siggen1.31284
Cynet Malicious (score: 100)
ALYac Gen:Variant.Symmi.68808
Cylance Unsafe
Zillya Trojan.Bitman.Win32.120
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
Alibaba Ransom:Win32/Tescrypt.39e13279
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.2d1217
Symantec Ransom.TeslaCrypt
ESET-NOD32 Win32/Filecoder.TeslaCrypt.A
Zoner Trojan.Win32.34406
APEX Malicious
Avast Win32:TeslaCrypt-D [Trj]
ClamAV Win.Trojan.TeslaCrypt-2
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Symmi.68808
NANO-Antivirus Trojan.Win32.Bitman.dqzkil
SUPERAntiSpyware Trojan.Agent/Gen-Crypto
MicroWorld-eScan Gen:Variant.Symmi.68808
Tencent Malware.Win32.Gencirc.114cb970
Ad-Aware Gen:Variant.Symmi.68808
Sophos ML/PE-A + Troj/Wonton-QM
Comodo Malware@#2aijlt4lja6j4
BitDefenderTheta Gen:NN.ZexaF.34692.ymW@ai9EYVki
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_CRYPTESLA.SM
McAfee-GW-Edition BehavesLike.Win32.Trojan.fh
FireEye Generic.mg.11dc4c02d1217da7
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Bitman.av
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1126908
Antiy-AVL Trojan/Generic.ASMalwS.104D881
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Tescrypt.A
GData Gen:Variant.Symmi.68808
AhnLab-V3 Trojan/Win32.Cryptolocker.R144630
McAfee Ransom-CTB.b!11DC4C02D121
MAX malware (ai score=100)
VBA32 BScope.TrojanRansom.Tescrypt
Malwarebytes Trojan.CryptoLocker.FKD
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_CRYPTESLA.SM
Rising Ransom.Tescrypt!8.3AF (CLOUD)
Yandex Trojan.GenAsa!WXS7BQPuCVM
Ikarus Trojan-Ransom.TeslaCrypt
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Injector.BZED!tr
AVG Win32:TeslaCrypt-D [Trj]
Paloalto generic.ml

How to remove Win32:TeslaCrypt-D [Trj] virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32:TeslaCrypt-D [Trj] files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32:TeslaCrypt-D [Trj] you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: http://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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