VirTool:Win32/Obfuscator.XI

Seeing the VirTool:Win32/Obfuscator.XI detection name usually means that your system is in big danger. This malware can correctly be named as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Removing it requires some specific steps that must be done as soon as possible.

VirTool:Win32/Obfuscator.XI detection is a virus detection you can spectate in your system. It generally appears after the preliminary actions on your PC – opening the suspicious e-mail messages, clicking the banner in the Web or installing the program from dubious resources. From the instance it shows up, you have a short time to do something about it before it starts its harmful activity. And be sure – it is better not to await these destructive things.

What is VirTool:Win32/Obfuscator.XI virus?

VirTool:Win32/Obfuscator.XI Summary

In summary, VirTool:Win32/Obfuscator.XI malware actions in the infected system are next:

  • The binary contains an unknown PE section name indicative of packing;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the victim’s disk drives — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-virus apps

Ransomware has actually been a headache for the last 4 years. It is challenging to realize a more dangerous malware for both individuals and companies. The algorithms used in VirTool:Win32/Obfuscator.XI (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy actually exists, and possibly will exist. But that virus does not do all these unpleasant things immediately – it may require up to a few hours to cipher all of your documents. Thus, seeing the VirTool:Win32/Obfuscator.XI detection is a clear signal that you should start the elimination procedure.

Where did I get the VirTool:Win32/Obfuscator.XI?

General methods of VirTool:Win32/Obfuscator.XI spreading are typical for all other ransomware examples. Those are one-day landing websites where victims are offered to download the free software, so-called bait e-mails and hacktools. Bait e-mails are a quite new method in malware distribution – you receive the e-mail that mimics some routine notifications about shipments or bank service conditions changes. Inside of the e-mail, there is a malicious MS Office file, or a web link which leads to the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks fairly uncomplicated, however, still requires a lot of focus. Malware can hide in various places, and it is much better to stop it even before it invades your system than to rely on an anti-malware program. Common cybersecurity knowledge is just an important item in the modern-day world, even if your interaction with a PC remains on YouTube videos. That can keep you a lot of money and time which you would spend while looking for a fix guide.

VirTool:Win32/Obfuscator.XI malware technical details

File Info:

name: 72044F3C59D5516D1A77.mlwpath: /opt/CAPEv2/storage/binaries/c6a60dedc5f25ad1d380d8a5098c58b2163320000cd1461e2cccb22c72a8fa8ecrc32: 48BA536Bmd5: 72044f3c59d5516d1a77c245cbed9bddsha1: 0ace9a40aad400310bda767156fe4a7d5fdf308bsha256: c6a60dedc5f25ad1d380d8a5098c58b2163320000cd1461e2cccb22c72a8fa8esha512: afacb6e6fc7bb326dc2504c76174f66472ae759776d1e3af3f1984c324cac205cf849bb7d8a269985ab159acb720202e79623c586974318980e288566f8fa6fdssdeep: 6144:ovCbyyLQVToUxbxiPKkuILavhsK2RQMcgnjNN/k:pbNEVv9TPKtvH/type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1359401F21F60FD47D538EA7F2E796612BBF1A6701C24C53A32494809FA362C1BDE5252sha3_384: 3ee9e9d68cdec6b9f6938ff95eebce6b32f0a0084faf4b5e620df75c606b4598e5fef7050b402f6f3904550ba3925f42ep_bytes: fc8b368b763c8d54da788b14328955fctimestamp: 2012-01-26 06:05:54

Version Info:

0: [No Data]

VirTool:Win32/Obfuscator.XI also known as:

Bkav W32.AIDetect.malware1
MicroWorld-eScan Gen:Variant.Graftor.19495
FireEye Generic.mg.72044f3c59d5516d
CAT-QuickHeal Trojan.Zbot.100335
ALYac Gen:Variant.Graftor.19495
Cybereason malicious.c59d55
BitDefenderTheta Gen:NN.ZexaF.34084.zKZ@a000Zhh
Symantec ML.Attribute.HighConfidence
APEX Malicious
Kaspersky Trojan-Ransom.Win32.PornoAsset.fdr
BitDefender Gen:Variant.Graftor.19495
Avast Win32:Carberp-ABK [Trj]
Ad-Aware Gen:Variant.Graftor.19495
Sophos ML/PE-A
VIPRE Lookslike.Win32.Sirefef.d (v)
McAfee-GW-Edition Artemis!Trojan
Emsisoft Gen:Variant.Graftor.19495 (B)
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Graftor.19495
eGambit Unsafe.AI_Score_100%
Avira TR/Patched.Ren.Gen
Arcabit Trojan.Graftor.D4C27
Microsoft VirTool:Win32/Obfuscator.XI
Cynet Malicious (score: 100)
AhnLab-V3 Dropper/Win32.Injector.R23158
McAfee Artemis!72044F3C59D5
MAX malware (ai score=83)
Malwarebytes Trojan.Agent
Rising Malware.Heuristic!ET#96% (RDMK:cmRtazrKe5uTP9cWqAFRcnH4oAQ8)
Ikarus Trojan.Crypt
Fortinet W32/ZeroAccess.B!tr
AVG Win32:Carberp-ABK [Trj]
CrowdStrike win/malicious_confidence_90% (W)

How to remove VirTool:Win32/Obfuscator.XI?

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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