Ransom. Cryak.55

Ransom. Cryak.55

What is Ransom.Cryak.55 infection?

In this post you will locate concerning the interpretation of Ransom.Cryak.55 as well as its negative impact on your computer. Such ransomware are a kind of malware that is specified by on the internet fraudulences to require paying the ransom money by a victim.

Most of the cases, Ransom.Cryak.55 ransomware will certainly advise its targets to launch funds move for the purpose of counteracting the changes that the Trojan infection has actually introduced to the target’s device.

Ransom.Cryak.55 Summary

These adjustments can be as complies with:

  • 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.
  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • 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
  • Writes a potential ransom message to disk;
  • Clears Windows events or logs;
  • 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 files found on the sufferer’s hard disk — so the victim can no more make use of the information;
  • Preventing normal accessibility to the victim’s workstation;

Ransom.Cryak.55

The most typical networks through which Ransom.Cryak.55 Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a resource that holds a malicious software program;

As quickly as the Trojan is successfully infused, it will either cipher the information on the sufferer’s computer or avoid the tool from working in a correct way – while also placing a ransom money note that mentions the need for the victims to effect the payment for the purpose of decrypting the documents or restoring the data system back to the first condition. In the majority of circumstances, the ransom note will turn up when the customer restarts the PC after the system has actually currently been damaged.

Ransom.Cryak.55 circulation networks.

In various edges of the globe, Ransom.Cryak.55 expands by jumps and also bounds. Nevertheless, the ransom notes as well as techniques of obtaining the ransom money amount might differ relying on certain neighborhood (local) setups. The ransom money notes and also techniques of extorting the ransom money quantity may vary depending on certain neighborhood (local) settings.

For example:

    Faulty notifies about unlicensed software program.

    In particular areas, the Trojans commonly wrongfully report having detected some unlicensed applications made it possible for on the sufferer’s device. The sharp then requires the customer to pay the ransom.

    Faulty declarations concerning illegal content.

    In countries where software program piracy is less preferred, this method is not as reliable for the cyber fraudulences. Conversely, the Ransom.Cryak.55 popup alert may incorrectly claim to be deriving from a police establishment as well as will certainly report having situated child pornography or various other illegal data on the gadget.

    Ransom.Cryak.55 popup alert may incorrectly claim to be deriving from a law enforcement institution and will report having situated child porn or various other unlawful data on the device. The alert will similarly contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: 6521C2A0md5: f5cb2ba53f4298b6ce4c46cf20082f6bname: horsefuckerinf.exesha1: 209d7e95a1bc21af192ba25697fda16d71b72830sha256: 56b33abb48673a6ceeaced9567d4e3a4538a8a415663430a87eb49a9fc25b1ddsha512: 790a2feadc81780c8531c48c7e72023efdf0486607a81a112d84e4d468fd7b13ad736ce9d0556a4502891f0564cf8e0799e25f367b07976b4d2d1912c3bcacecssdeep: 6144:lW59l6ZWKWLFmSQPP4o07J7kIHCT2Awy6Pk:oFErWwNPP4oDiAwy68type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom.Cryak.55 also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware2
DrWebTrojan.MulDrop11.45415
MicroWorld-eScanGen:Variant.Ransom.Cryak.55
FireEyeGeneric.mg.f5cb2ba53f4298b6
McAfeeRDN/Generic PUP.x
CylanceUnsafe
K7AntiVirusTrojan ( 004c1e461 )
BitDefenderGen:Variant.Ransom.Cryak.55
K7GWTrojan ( 004c1e461 )
Cybereasonmalicious.53f429
BitDefenderThetaAI:Packer.D886E2481E
F-ProtW32/Filecoder.U.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
GDataGen:Variant.Ransom.Cryak.55
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Filecoder.5e161cd8
AegisLabTrojan.Win32.Generic.4!c
RisingTrojan.Generic@ML.86 (RDMK:dQd67UzWcPYLK0ZxFdOvAg)
Endgamemalicious (high confidence)
EmsisoftGen:Variant.Ransom.Cryak.55 (B)
F-Secure
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Sytro.fh
Trapminemalicious.moderate.ml.score
SophosTroj/Ransom-FVJ
IkarusBackdoor.Win32.Singu
CyrenW32/Filecoder.U.gen!Eldorado
eGambitUnsafe.AI_Score_100%
AviraTR/FileCoder.wpzwq
WebrootW32.Ransom.Gen
ArcabitTrojan.Ransom.Cryak.55
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftTrojan:Win32/Occamy.C
AhnLab-V3Trojan/Win32.FileCoder.C3994419
ALYacGen:Variant.Ransom.Cryak.55
MAXmalware (ai score=87)
VBA32BScope.Trojan.Encoder
MalwarebytesRansom.CryLocker
ESET-NOD32a variant of Win32/Filecoder.EQ
TrendMicro-HouseCallTROJ_GEN.R002H0CBJ20
TencentWin32.Trojan.Filecoder.Eerb
SentinelOneDFI – Suspicious PE
FortinetW32/Filecoder.EQ!tr.ransom
Ad-AwareGen:Variant.Ransom.Cryak.55
AVGFileRepMalware
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_70% (W)
Qihoo-360Generic/HEUR/QVM05.1.5BA9.Malware.Gen
Sarah Jenkins
Author

Sarah Jenkins

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.