Trojan.Win32.Zenpak.bcsa

Written by Robert Bailey

What is Trojan.Win32.Zenpak.bcsa infection?

In this post you will certainly discover concerning the definition of Trojan.Win32.Zenpak.bcsa as well as its adverse effect on your computer. Such ransomware are a type of malware that is elaborated by on the internet scams to require paying the ransom money by a target.

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In the majority of the cases, Trojan.Win32.Zenpak.bcsa virus will instruct its targets to initiate funds transfer for the function of counteracting the changes that the Trojan infection has actually introduced to the victim’s device.

Trojan.Win32.Zenpak.bcsa Summary

These alterations can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • 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;
  • Expresses interest in specific running processes;
  • Unconventionial language used in binary resources: Ukrainian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the victim’s hard disk drive — so the target can no more utilize the data;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan.Win32.Zenpak.bcsa

One of the most common networks whereby Trojan.Win32.Zenpak.bcsa Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of user winding up on a resource that hosts a destructive software application;

As soon as the Trojan is effectively injected, it will either cipher the data on the target’s computer or prevent the tool from functioning in an appropriate manner – while likewise positioning a ransom money note that discusses the demand for the targets to effect the repayment for the objective of decrypting the documents or bring back the file system back to the preliminary condition. In the majority of instances, the ransom note will certainly show up when the client restarts the PC after the system has actually already been harmed.

Trojan.Win32.Zenpak.bcsa circulation networks.

In different corners of the globe, Trojan.Win32.Zenpak.bcsa expands by leaps and bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom amount might vary depending on particular local (regional) settings. The ransom notes and also methods of obtaining the ransom money amount might vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty notifies about unlicensed software program.

    In particular areas, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the sufferer’s tool. The sharp then demands the user to pay the ransom money.

    Faulty statements concerning unlawful web content.

    In nations where software application piracy is less popular, this method is not as reliable for the cyber scams. Conversely, the Trojan.Win32.Zenpak.bcsa popup alert might incorrectly declare to be originating from a police institution and also will certainly report having situated youngster pornography or other prohibited data on the gadget.

    Trojan.Win32.Zenpak.bcsa popup alert might falsely assert to be acquiring from a law enforcement institution and also will certainly report having situated youngster pornography or other prohibited data on the device. The alert will in a similar way contain a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: C6B99298
md5: dd426b927ce56bf4f0462d554e6529f6
name: DD426B927CE56BF4F0462D554E6529F6.mlw
sha1: c348a3bfda4aed4215dbd39446cd40795bd066e4
sha256: 4a30172b43ba3b77ce944e245369fe1f8d1bad742a448d626f0f36100841dff5
sha512: 38e39fafbbc8895960284e6021341a09c03bd5485d3ffab77fe9d4c6e131efb19e27c8426454e1a36048d2af189de4e318f6399f76e1be4fc9801fc344f23a4e
ssdeep: 98304:Aneu0J/rD8zJw5trhu5e67oHidwCzO3/7JqUow7o7XWalKJGZwql0qVCmnE+ewD:p7JjourilwW4jJjMLYkKmdHRVFB2y8A
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Prod: 1.2.9
FileVersions: 1.0.5.8
LegalCo: Copyri (C) 2019, permudationzy

Trojan.Win32.Zenpak.bcsa also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.45347568
FireEye Generic.mg.dd426b927ce56bf4
ALYac Trojan.GenericKD.45347568
Malwarebytes Trojan.MalPack.GS
AegisLab Trojan.Win32.Zenpak.4!c
K7AntiVirus Trojan ( 00575b7e1 )
BitDefender Trojan.GenericKD.45347568
K7GW Trojan ( 00575b7e1 )
Cybereason malicious.27ce56
BitDefenderTheta Gen:NN.ZexaF.34742.@pGfa0gGyRJc
Cyren W32/Trojan.KUWZ-4196
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:TrojanX-gen [Trj]
Kaspersky Trojan.Win32.Zenpak.bcsa
Alibaba Backdoor:Win32/Glupteba.eb68ca76
Ad-Aware Trojan.GenericKD.45347568
Sophos Mal/Generic-S
DrWeb Trojan.Siggen11.57547
TrendMicro TROJ_GEN.R002C0DA921
McAfee-GW-Edition BehavesLike.Win32.Generic.rc
Emsisoft Trojan.GenericKD.45347568 (B)
Ikarus Trojan.Win32.Crypt
Jiangmin Trojan.Zenpak.flh
Webroot W32.Trojan.Gen
Avira TR/AD.GoCloudnet.fxkbt
MAX malware (ai score=89)
Microsoft Trojan:Win32/Glupteba.NX!MTB
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Generic.D2B3F2F0
ZoneAlarm Trojan.Win32.Zenpak.bcsa
GData Trojan.GenericKD.45347568
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.RL_Agent.R362149
Acronis suspicious
McAfee GenericRXAA-AA!DD426B927CE5
Cylance Unsafe
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.HIPH
TrendMicro-HouseCall TROJ_GEN.R002C0DA921
Tencent Win32.Trojan.Kryptik.Wstm
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_97%
Fortinet W32/Kryptik.HGHW!tr
AVG Win32:TrojanX-gen [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (D)
Qihoo-360 Win32/Trojan.5fd

How to remove Trojan.Win32.Zenpak.bcsa 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.

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Press “Install” button.

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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 Trojan.Win32.Zenpak.bcsa 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 Trojan.Win32.Zenpak.bcsa 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: https://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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