Trojan.Xcsidl

What is Trojan.Xcsidl infection?

In this short article you will discover concerning the interpretation of Trojan.Xcsidl and its unfavorable influence on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet frauds to require paying the ransom money by a target.

In the majority of the situations, Trojan.Xcsidl infection will certainly advise its sufferers to start funds move for the function of counteracting the changes that the Trojan infection has actually presented to the target’s tool.

Trojan.Xcsidl Summary

These adjustments can be as follows:

  • 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.
  • 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.

  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the target’s hard drive — so the victim can no more use the information;
  • Preventing normal accessibility to the target’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.Xcsidl

One of the most common channels whereby Trojan.Xcsidl Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As an effect of individual winding up on a resource that hosts a malicious software program;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s PC or protect against the gadget from operating in a proper manner – while additionally putting a ransom note that states the need for the victims to effect the settlement for the purpose of decrypting the documents or bring back the file system back to the preliminary condition. In the majority of circumstances, the ransom money note will certainly show up when the customer reboots the PC after the system has already been harmed.

Trojan.Xcsidl distribution channels.

In different edges of the globe, Trojan.Xcsidl expands by jumps as well as bounds. However, the ransom money notes and tricks of extorting the ransom amount may vary depending upon specific regional (local) settings. The ransom money notes as well as methods of extorting the ransom money quantity may vary depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In certain areas, the Trojans commonly wrongfully report having detected some unlicensed applications made it possible for on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty declarations regarding illegal content.

    In nations where software program piracy is much less popular, this method is not as reliable for the cyber fraudulences. Additionally, the Trojan.Xcsidl popup alert might incorrectly assert to be stemming from a police establishment as well as will certainly report having located youngster porn or various other unlawful information on the device.

    Trojan.Xcsidl popup alert may falsely assert to be obtaining from a legislation enforcement establishment as well as will certainly report having situated youngster pornography or other prohibited data on the gadget. The alert will likewise consist of a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: B1F55768md5: bd3d7f9e2f53c15153379678065d441aname: BD3D7F9E2F53C15153379678065D441A.mlwsha1: f78813425c5181cdc7aeaec7a035fc26086e6548sha256: 276f7191a308800c26613b780f3e6d72dce17bb28f4d479e622e4aa7c0b857b8sha512: e2696cc37cae7275f2f82a7aafad0e1688b78ea7a4018437e5a7c7296260ebe6ad44950407e4ba68c4819af5df62af43ec7238d385de050804d85b8f78597cc4ssdeep: 3072:XiGWfvnh5AmUCdDyIoApwuevV0Qqv9cnKe+ECTxPYU:X2vnhGmVdLpwHvVqlcd+EC9type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (C) 2009InternalName: calculateFileVersion: 1, 0, 0, 1CompanyName: PrivateBuild: LegalTrademarks: Comments: ProductName: calculate SpecialBuild: ProductVersion: 1, 0, 0, 1FileDescription: calculateOriginalFilename: calculate.EXETranslation: 0x0407 0x04e4

Trojan.Xcsidl also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Ransom.BJZ
FireEye Generic.mg.bd3d7f9e2f53c151
McAfee GenericRXAZ-HQ!BD3D7F9E2F53
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0050479d1 )
BitDefender Trojan.Ransom.BJZ
K7GW Trojan ( 0050479d1 )
Cybereason malicious.e2f53c
BitDefenderTheta Gen:NN.ZexaF.34608.jqW@aOktM9ab
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Ransom.Win32.PetrWrap.a
Alibaba Ransom:Win32/PetrWrap.10e5ef6a
NANO-Antivirus Trojan.Win32.PetrWrap.elpeaw
ViRobot Trojan.Win32.Spora.163843
Tencent Malware.Win32.Gencirc.10b58791
Ad-Aware Trojan.Ransom.BJZ
TACHYON Ransom/W32.PetrWrap.159744
Sophos ML/PE-A + Troj/Ransom-EFS
Comodo Malware@#339csb53ldwnf
F-Secure Heuristic.HEUR/AGEN.1108493
DrWeb BackDoor.Siggen2.1859
Zillya Trojan.PetrWrap.Win32.2
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
Emsisoft Trojan.Ransom.BJZ (B)
SentinelOne Static AI – Suspicious PE
GData Trojan.Ransom.BJZ
eGambit Unsafe.AI_Score_99%
Avira HEUR/AGEN.1108493
Antiy-AVL Trojan[Ransom]/Win32.Spora
Arcabit Trojan.Ransom.BJZ
AegisLab Trojan.Win32.PetrWrap.j!c
AhnLab-V3 Trojan/Win32.Spora.R194975
ZoneAlarm Trojan-Ransom.Win32.PetrWrap.a
Microsoft Trojan:Win32/Skeeyah.A!rfn
Cynet Malicious (score: 100)
ESET-NOD32 a variant of Win32/Injector.DKYQ
Acronis suspicious
VBA32 Trojan-Ransom.PetrWrap
ALYac Trojan.Ransom.BJZ
MAX malware (ai score=100)
Malwarebytes Trojan.Xcsidl
Panda Trj/Genetic.gen
Rising Ransom.PetrWrap!8.E49E (CLOUD)
Yandex Trojan.GenAsa!bc4tHgpJ/Wk
Ikarus Trojan.Win32.Injector
Fortinet W32/Injector.DMED!tr
AVG Win32:Malware-gen
Avast Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Ransom.PetrWrap.HgIASOYA

How to remove Trojan.Xcsidl ransomware?

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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Trojan.Xcsidl you can always ask me in the comments for getting help.

References

    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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