Malware.Heuristic.1001 Virus Removal

In this article I will explain you the reason for Malware.Heuristic.1001 detection as well as its possible negative effects.

What is Malware.Heuristic.1001?

Malware.Heuristic.1001 detection belongs to the heuristic system of the Malwarebytes antivirus engine. It can either signalize a real threat or be a false positive detection.

Malware.Heuristic.1001 detection is often used to mark spyware threats. This kind of malware aims at staying low for as much time as possible. Meanwhile, in the background, this malware will steal your personal data, such as location, email address, system information, and so forth.

Malware.Heuristic.1001 Summary

In case when Malware.Heuristic.1001 is not a false positive, it proceeds the following actions on your system:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from being 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.

However, you would not likely detect these activities. Malware does its best at hiding the traces of its presence, until it is too late. To make it clear if it is still active, or if the Malware.Heuristic.1001 detection is a false positive or not, it is recommended to use another anti-malware software.

Malware.Heuristic.1001

One of the most common ways through which Malware.Heuristic.1001 malware is injected are:

  • Through phishing e-mails;

Email spam became one of the most common malware spreading ways. Crooks hide their virus in the attached file, and convince the victim to open it in the message body. Cracked software, on the other hand, is popular as well. Users who hack the programs’ licensing mechanism contract with malware developers, and add malware to the installation package. That concerning practice goes on top of the fact that using software cracks is illegal.

Malware.Heuristic.1001 infection signs

As I’ve mentioned above, if Malware.Heuristic.1001 is a real virus, you would not see any signs of its activity. Spyware acts dead silent, as the time it remains active is definitive for its efficiency. Yet some signs may be noticed even without a deep system checkup. Malware of this kind tries to get rid of all system antivirus tools, such as Microsoft Defender or its earlier variants. You will not be able to run it, and instead will see just a blank window.

In a false positive case, you can see whether the detection is real or not by checking the app or a file the antivirus has marked. Still, it does not give you high confidence, as the legitimately-looking file or program may turn out to be malicious. The best way to avoid confuses and problems is to perform a malware scan.

Malware.Heuristic.1001 Technical details

File Info:

crc32: CBD87E3Dmd5: 502f558c450b1e1afd848de1a4cdb5f1name: 502F558C450B1E1AFD848DE1A4CDB5F1.mlwsha1: c9b47c159326567368ffe5c6fba7ae757d93657dsha256: 3c8e81906b1c16aef2d2439ddd1eb6999c5dcbbe2a82761fa7af8da8da5e8544sha512: d6f948e14f3021b1a132c79a4baa314620ba4f53816662fe509d2d2e9ed1b896209cc42927a54b64e1741f99dff622e6acc2224525075b44ba80f331ba5dc909ssdeep: 3072:dfv8SZbCiGFeDN7X1qfJvQ+OMv3PmMWZqQi237fpKuiMYAx7s:tLuimeDN7X8fJvNRfPmaQb7cuimBstype: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Malware.Heuristic.1001 also known:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
FireEye Generic.mg.502f558c450b1e1a
Cylance Unsafe
Sangfor Malware
K7AntiVirus Spyware ( 0040f0131 )
K7GW Spyware ( 0040f0131 )
CrowdStrike win/malicious_confidence_100% (D)
Cyren W32/Emotet.BAP.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Rising Trojan.Ransom-Locky!8.4655 (TFE:3:I8Xkv9dcP1S)
DrWeb Trojan.Emotet.1100
McAfee-GW-Edition W32/PinkSbot-HJ!502F558C450B
Sophos ML/PE-A
SentinelOne Static AI – Suspicious PE
eGambit PE.Heur.InvalidSig
Antiy-AVL GrayWare/Win32.Kryptik.ehls
Gridinsoft Trojan.Win32.Kryptik.oa!s1
Cynet Malicious (score: 100)
McAfee W32/PinkSbot-HJ!502F558C450B
VBA32 BScope.Trojan.Chanitor
Malwarebytes Malware.Heuristic.1001
Panda Trj/Emotet.D
ESET-NOD32 a variant of Win32/Kryptik.HIYI
Ikarus Trojan-Banker.Emotet
BitDefenderTheta Gen:NN.ZedlaF.34780.uG5@aKrpe7i
Qihoo-360 HEUR/QVM39.1.BD87.Malware.Gen

How to remove Malware.Heuristic.1001?

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.

Malware.Heuristic.1001 Scanning

Click on “Clean Now”.

Malware.Heuristic.1001 in the Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Malware.Heuristic.1001 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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