Written by Robert Bailey

What is Trojan:Win32/Qakbot.KSH!cert infection?

In this post you will discover concerning the meaning of Trojan:Win32/Qakbot.KSH!cert and its negative effect on your computer system. Such ransomware are a kind of malware that is specified by online frauds to require paying the ransom money by a victim.

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Most of the instances, Trojan:Win32/Qakbot.KSH!cert infection will instruct its targets to launch funds move for the objective of counteracting the amendments that the Trojan infection has introduced to the victim’s tool.

Trojan:Win32/Qakbot.KSH!cert Summary

These modifications can be as follows:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Mimics the system’s user agent string for its own requests;
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • A system process is generating network traffic likely as a result of process injection;
  • Installs itself for autorun at Windows startup;
  • Attempts to modify proxy settings;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the papers situated on the target’s hard disk drive — so the victim can no longer use the information;
  • Preventing normal access to the victim’s workstation;

Related domains: BScope.TrojanRansom.Shade BScope.TrojanRansom.Shade BScope.TrojanRansom.Shade


One of the most normal networks through which Trojan:Win32/Qakbot.KSH!cert Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As an effect of individual winding up on a source that hosts a harmful software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s computer or protect against the tool from functioning in a correct manner – while likewise placing a ransom note that mentions the demand for the targets to effect the settlement for the objective of decrypting the documents or bring back the data system back to the preliminary problem. In many circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has actually currently been harmed.

Trojan:Win32/Qakbot.KSH!cert circulation networks.

In various corners of the globe, Trojan:Win32/Qakbot.KSH!cert grows by leaps and also bounds. However, the ransom notes and also techniques of obtaining the ransom money amount might vary depending upon specific regional (regional) setups. The ransom money notes and tricks of extorting the ransom money quantity might vary depending on particular local (local) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software.

    In specific areas, the Trojans usually wrongfully report having spotted some unlicensed applications allowed on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty declarations about prohibited web content.

    In nations where software piracy is less prominent, this method is not as effective for the cyber fraudulences. Conversely, the Trojan:Win32/Qakbot.KSH!cert popup alert may falsely assert to be deriving from a police organization and will certainly report having located child porn or other unlawful information on the gadget.

    Trojan:Win32/Qakbot.KSH!cert popup alert might falsely assert to be acquiring from a regulation enforcement establishment as well as will report having situated kid pornography or other unlawful data on the gadget. The alert will in a similar way include a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: C7E11986
md5: 911f631ebab8067b441fdb00ffae1efe
name: upload_file
sha1: 55d668b55343a3005d262877ed712a27ddd00f7a
sha256: f15e75823d25a23ed5ec3c5236b514add35a9a104803f0e16527c087f8a7c26b
sha512: aa15fcd66b03a756ac19190ac7424ec2a5821874ffbe24291b6b78937bd61f69a325c0b2891a1571efbd976203772548b7f43844615eb129e8dbb70742a74193
ssdeep: 6144:mLeKB/GlubKZFqhBG3bLSDo6N7vzh3O61/retSyc2S:mLF+Pks3K06hl3f6cT
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: WmiApSrv.exe
FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 6.1.7600.16385
FileDescription: WMI Performance Reverse Adapter
OriginalFilename: WmiApSrv.exe
Translation: 0x0409 0x04b0

Trojan:Win32/Qakbot.KSH!cert also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKDZ.70691
CAT-QuickHeal Trojan.Multi
Qihoo-360 Generic/Trojan.b20
ALYac Trojan.Agent.QakBot
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Riskware ( 0049f6ae1 )
BitDefender Trojan.GenericKDZ.70691
K7GW Riskware ( 0049f6ae1 )
Cybereason malicious.55343a
Arcabit Trojan.Generic.D11423
Invincea Mal/EncPk-APV
Cyren W32/Qbot.AA.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Alibaba Trojan:Win32/BankerX.1d88a659
Tencent Malware.Win32.Gencirc.10ce0a3f
Ad-Aware Trojan.GenericKDZ.70691
Emsisoft MalCert.A (A)
F-Secure Trojan.TR/AD.Qbot.lzrbr
DrWeb BackDoor.Qbot.540
TrendMicro Backdoor.Win32.QAKBOT.THJAFBO
McAfee-GW-Edition W32/PinkSbot-HC!911F631EBAB8
Sophos Mal/EncPk-APV
Ikarus Trojan.Win32.Crypt
Webroot W32.Trojan.Gen
Avira TR/AD.Qbot.lzrbr
MAX malware (ai score=87)
Antiy-AVL GrayWare/Win32.Kryptik.ehls
Microsoft Trojan:Win32/Qakbot.KSH!cert
ZoneAlarm UDS:DangerousObject.Multi.Generic
GData Win32.Packed.QBot.A
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Kryptik.R353125
McAfee W32/PinkSbot-HC!911F631EBAB8
VBA32 BScope.TrojanRansom.Shade
Malwarebytes Backdoor.Qbot
Panda Trj/Genetic.gen
ESET-NOD32 Win32/Qbot.CN
TrendMicro-HouseCall Backdoor.Win32.QAKBOT.THJAFBO
Rising Trojan.MalCert!1.CD7F (CLASSIC)
SentinelOne DFI – Malicious PE
Fortinet W32/GenericKDZ.6939!tr
AVG Win32:DangerousSig [Trj]
Avast Win32:DangerousSig [Trj]
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Qakbot.KSH!cert virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Trojan:Win32/Qakbot.KSH!cert 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/Qakbot.KSH!cert you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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