VirTool:Win32/DelfInject!AC

Seeing the VirTool:Win32/DelfInject!AC detection name usually means that your PC is in big danger. This computer virus 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 peculiar steps that must be taken as soon as possible.

VirTool:Win32/DelfInject!AC detection is a malware detection you can spectate in your computer. It often appears after the provoking actions on your PC – opening the untrustworthy email, clicking the banner in the Internet or mounting the program from suspicious sources. From the moment it appears, you have a short time to take action before it begins its destructive activity. And be sure – it is far better not to wait for these harmful things.

What is VirTool:Win32/DelfInject!AC virus?

VirTool:Win32/DelfInject!AC is ransomware-type malware. It looks for the files on your computer, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your documents locked, this virus also does a ton of damage to your system. It modifies the networking setups in order to avoid you from reading the removal manuals or downloading the anti-malware program. In rare cases, VirTool:Win32/DelfInject!AC can also stop the setup of anti-malware programs.

VirTool:Win32/DelfInject!AC Summary

In total, VirTool:Win32/DelfInject!AC virus activities in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Enumerates running processes;
  • Expresses interest in specific running processes;
  • CAPE extracted potentially suspicious content;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Behavioural detection: Injection (inter-process);
  • Created a process from a suspicious location;
  • Installs itself for autorun at Windows startup;
  • Likely virus infection of existing system binary;
  • Creates Zeus (Banking Trojan) mutexes;
  • Anomalous binary characteristics;
  • Ciphering the files located on the victim’s disk drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-virus programs
  • Blocking the launching of installation files of anti-malware programs

Ransomware has actually been a horror story for the last 4 years. It is challenging to realize a more harmful virus for both individuals and corporations. The algorithms used in VirTool:Win32/DelfInject!AC (usually, 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 already exists, and possibly will exist. However, that malware does not do all these terrible things instantly – it may take up to a few hours to cipher all of your documents. Therefore, seeing the VirTool:Win32/DelfInject!AC detection is a clear signal that you have to start the elimination procedure.

Where did I get the VirTool:Win32/DelfInject!AC?

General ways of VirTool:Win32/DelfInject!AC distribution are common for all other ransomware examples. Those are one-day landing sites where users are offered to download and install the free software, so-called bait emails and hacktools. Bait emails are a pretty new tactic in malware spreading – you receive the e-mail that imitates some regular notifications about deliveries or bank service conditions modifications. Inside of the e-mail, there is a malicious MS Office file, or a link which opens the exploit landing site.

Malicious email spam

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

Preventing it looks fairly uncomplicated, however, still needs tons of awareness. Malware can hide in various spots, and it is better to prevent it even before it invades your computer than to depend on an anti-malware program. Common cybersecurity awareness is just an important thing in the modern-day world, even if your interaction with a PC stays on YouTube videos. That may save you a great deal of money and time which you would spend while looking for a fix guide.

VirTool:Win32/DelfInject!AC malware technical details

File Info:

name: 739DB910BE60631081D8.mlwpath: /opt/CAPEv2/storage/binaries/5b640a33aad1a28263bccf1dd2dec482310a9ea6ed048e901693d7a0914a1af6crc32: 0C2E3957md5: 739db910be60631081d8e135417ef98esha1: c1e022eb3974efa4326ecf24437a798f926c945esha256: 5b640a33aad1a28263bccf1dd2dec482310a9ea6ed048e901693d7a0914a1af6sha512: da3dd38bb8c4f0cf4dc7673015a00b1396b23cd0d0ee1c05ed1da35c8f2e0b51bf4011a37ba9ab00ba4ccd9651177e9089e83a8d65ecfd6fadbfb88293127799ssdeep: 49152:RUIZY0a40Q0BOpzrqkNBBYTBEKmvLf/wStmFAJcj:R7ZdD0DBEv5BOBEt3Xlcjtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19E8533827F520EECFB00587F89415E4C7289A9361CC31C6F6C7A399ECA5BC9760166EDsha3_384: a9d3aa40c3990b5fbcd4d4c7d8c5f5c78e7f817858ef25041b65eb8586af513b9e533163b70aae95e15332257a3a1672ep_bytes: 558bec83c4f0535657b8141f4000e8bdtimestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

VirTool:Win32/DelfInject!AC also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Rbot.leZz
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Panda.93
MicroWorld-eScan Trojan.Spy.ZBot.JO
FireEye Generic.mg.739db910be606310
McAfee PWS-Zbot.gen.h
Cylance Unsafe
VIPRE Trojan-Dropper.Win32.Wlord.gen (v)
Sangfor Hacktool.Win32.DelfInject.gen
K7AntiVirus Trojan ( 000009c11 )
Alibaba Malware:Win32/km_2e2a7.None
K7GW Trojan ( 000009c11 )
Cybereason malicious.0be606
BitDefenderTheta AI:Packer.11A2F4F61E
VirIT Trojan.Win32.Generic.AEO
Cyren W32/Trojan.YLLS-7749
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Spy.Agent.PZ
TrendMicro-HouseCall Mal_Zbot-7
Paloalto generic.ml
ClamAV Win.Trojan.Buzus-7070540-0
Kaspersky Trojan-Ransom.Win32.BlueScreen.na
BitDefender Trojan.Spy.ZBot.JO
NANO-Antivirus Trojan.Win32.BlueScreen.bqrfmw
Avast Win32:Delf-LFA [Drp]
Tencent Win32.Trojan.Bluescreen.Ahez
Sophos ML/PE-A + Mal/Dropper-T
Comodo TrojWare.Win32.PSW.LdPinch.~W1@18pm5y
Zillya Backdoor.CPEX.Win32.25500
TrendMicro Mal_Zbot-7
McAfee-GW-Edition BehavesLike.Win32.Backdoor.tc
Emsisoft Trojan.Spy.ZBot.JO (B)
Ikarus VirTool.Win32.DelfInject
Jiangmin Trojan/Buzus.dyv
MaxSecure Dropper.Wlord.Gen
Avira DR/Delphi.Gen
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASMalwS.12D631
Microsoft VirTool:Win32/DelfInject.gen!AC
ViRobot Trojan.Win32.Buzus.59904.B
GData Trojan.Spy.ZBot.JO
AhnLab-V3 Worm/Win32.IRCBot.R17761
VBA32 SScope.TrojanInjector.xf
ALYac Trojan.Spy.ZBot.JO
Malwarebytes Malware.AI.2306002028
APEX Malicious
Rising Trojan.Win32.Delf.ypn (CLOUD)
Yandex Trojan.GenAsa!BeHIHDKM2QY
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Injector.WXE!tr
AVG Win32:Delf-LFA [Drp]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (D)

How to remove VirTool:Win32/DelfInject!AC?

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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