Written by Robert Bailey
Spectating the Win32/Injector.TSR detection usually means that your system is in big danger. This virus can correctly be named as ransomware – sort of malware which ciphers your files and forces you to pay for their decryption. Deleteing it requires some unusual steps that must be done as soon as possible.
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Win32/Injector.TSR detection is a malware detection you can spectate in your system. It often appears after the preliminary actions on your PC – opening the dubious e-mail, clicking the advertisement in the Web or installing the program from suspicious resources. From the moment it shows up, you have a short time to take action before it begins its harmful activity. And be sure – it is much better not to await these malicious effects.

What is Win32/Injector.TSR virus?

Win32/Injector.TSR is ransomware-type malware. It looks for the files on your disk, encrypts it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus additionally does a lot of damage to your system. It modifies the networking setups in order to avoid you from looking for the elimination guidelines or downloading the antivirus. Sometimes, Win32/Injector.TSR can even stop the setup of anti-malware programs.

Win32/Injector.TSR Summary

In total, Win32/Injector.TSR malware actions in the infected PC are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Sample contains Overlay data;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Performs HTTP requests potentially not found in PCAP.;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Behavioural detection: Injection (inter-process);
  • Behavioural detection: Injection with CreateRemoteThread in a remote process;
  • Attempts to modify proxy settings;
  • Attempts to modify browser security settings;
  • Harvests credentials from local FTP client softwares;
  • Collects information to fingerprint the system;
  • Ciphering the documents located on the victim’s disks — so the victim cannot open these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a major problem for the last 4 years. It is challenging to realize a more harmful virus for both individual users and businesses. The algorithms used in Win32/Injector.TSR (usually, 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 actually exists, and possibly will exist. However, that malware does not do all these bad things without delay – it can require up to several hours to cipher all of your files. Thus, seeing the Win32/Injector.TSR detection is a clear signal that you should start the removal procedure.

Where did I get the Win32/Injector.TSR?

Typical methods of Win32/Injector.TSR injection are usual for all other ransomware variants. Those are one-day landing web pages where users are offered to download the free software, so-called bait emails and hacktools. Bait e-mails are a relatively new strategy in malware distribution – you get the e-mail that simulates some regular notifications about shippings or bank service conditions modifications. Inside of the email, there is an infected 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.

Preventing it looks quite simple, but still requires tons of attention. Malware can hide in different spots, and it is much better to stop it even before it goes into your PC than to rely on an anti-malware program. Basic cybersecurity knowledge is just an essential thing in the modern world, even if your interaction with a PC remains on YouTube videos. That can keep you a great deal of money and time which you would spend while searching for a solution.

Win32/Injector.TSR malware technical details

File Info:

name: 8AF96F153956FFFF184E.mlw
path: /opt/CAPEv2/storage/binaries/da249adcab6952beee50d524f5f4080224d458562092145497c7223b65c009bf
crc32: 9830169E
md5: 8af96f153956ffff184e3f9cc8adbd8c
sha1: 0bce3b281750195cd719e19ad59978d7f631a00e
sha256: da249adcab6952beee50d524f5f4080224d458562092145497c7223b65c009bf
sha512: 9854915b14b7d72a459541aca3bde7dc0d7d39c3548bd6231dbbf9fc7ed4398416d1c0e3a577126da6251e96639a6d87536d4f2d45cfb055f60acb2d04893291
ssdeep: 3072:xEMAUghWL/RUNhrUKiI3OODhy3mLKQqwB9ZC4hLg/u1gv9RHpf:xEMXgZvrKI3Jhy3MqwzZCaLg/ukTJf
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T177E3017780E2DB68C9336375A2D61C086F5CE2156BA8E81B9F79491A5007FD32DC372B
sha3_384: d024fe8b846be259c67b343ea2dd70c5605a64da58cb3749f10a21b4711f6b5378f800f923982f5b722ddfda76f7e021
ep_bytes: 558bec6aff68b420420068103f400064
timestamp: 2012-06-29 08:29:26

Version Info:

0: [No Data]

Win32/Injector.TSR also known as:

K7GWHacktool ( 700007861 )
CrowdStrikewin/malicious_confidence_100% (D)
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Injector.TSR
CynetMalicious (score: 100)
AvastWin32:Susn-AR [Trj]
EmsisoftTrojan.Ransom.Cerber.1 (B)
MAXmalware (ai score=82)
RisingMalware.Undefined!8.C (TFE:5:VIQkFru7mbT)
SentinelOneStatic AI – Malicious PE
AVGWin32:Susn-AR [Trj]

How to remove Win32/Injector.TSR?

Win32/Injector.TSR malware is incredibly hard to erase manually. It places its data in a variety of places throughout the disk, and can restore itself from one of the parts. Additionally, a range of changes in the registry, networking settings and Group Policies are really hard to identify and return to the initial. It is far better to use a special tool – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for virus elimination reasons.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its databases updated practically every hour. Moreover, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware perfect for removing malware of any type.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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