Categories: Malware

About “DDoS:Win32/Nitol.E” infection

The DDoS:Win32/Nitol.E is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What DDoS:Win32/Nitol.E virus can do?

  • Executable code extraction
  • Reads data out of its own binary image
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine DDoS:Win32/Nitol.E?


File Info:

crc32: E3DE2C12md5: db233513ada5c7b044cfc0b15be56c98name: servTD.exesha1: ac65b3af6ba59018d8fbeff84f9f7d91b5e43922sha256: 1368ed9d25e7b78e775db55a0990c20c91f604a6b645fbfd3e4c206f8080c9c4sha512: 69c61a2d176b4200d5311a6e9df751bf27558a071a18190118c2b69eda7bd24f6e48201a583a79a76db0264dc15b804ecf2bbfb9e20066f1d188a0c878ff9b9essdeep: 3072:Ob4s/l8iiDXiYukRy9Vd746gh4Z91gCBzTz4y3/UHj7Nzspl+fXc:OB/l0Xi3uyJ7Mhy9dx3s3fMtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

DDoS:Win32/Nitol.E also known as:

Bkav W32.TaskmanwlyLTE.Trojan
DrWeb Trojan.DownLoader9.14560
MicroWorld-eScan Gen:Variant.Mikey.14059
FireEye Generic.mg.db233513ada5c7b0
CAT-QuickHeal PUA.MauvaiseRI.S5242316
McAfee GenericRXBH-NU!DB233513ADA5
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Gen:Variant.Mikey.14059
K7GW Trojan ( 004397881 )
K7AntiVirus Trojan ( 004397881 )
TrendMicro TROJ_ZELEFFO.SMA
BitDefenderTheta Gen:NN.ZexaF.34098.iGX@amAq2Ifi
F-Prot W32/Heuristic-114!Eldorado
Symantec SMG.Heur!gen
TotalDefense Win32/Nitol.JBBcUJ
APEX Malicious
ClamAV Win.Trojan.Agent-1112534
GData Gen:Variant.Mikey.14059
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Agent.bxozir
ViRobot Trojan.Win32.Agent.143497
Rising Trojan.Zeleffo!1.9C2B (RDMK:cmRtazqsKizOC4KpQTYHOkevrq+Q)
Ad-Aware Gen:Variant.Mikey.14059
Sophos Troj/Zeleffo-A
Comodo TrojWare.Win32.Zeleffo.C@4xm9c0
F-Secure Trojan.TR/Downloader.Gen
Baidu Win32.Trojan.Agent.aac
Zillya Trojan.Zeleffo.Win32.6
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Drixed.cc
Trapmine malicious.high.ml.score
Emsisoft Gen:Variant.Mikey.14059 (B)
SentinelOne DFI – Malicious PE
Cyren W32/Heuristic-114!Eldorado
Jiangmin Trojan/Generic.avjcj
Avira TR/Downloader.Gen
Endgame malicious (high confidence)
Arcabit Trojan.Mikey.D36EB
SUPERAntiSpyware Trojan.Agent/Gen-Zeleffo
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft DDoS:Win32/Nitol.E
AhnLab-V3 Trojan/Win32.MalPack.R59025
Acronis suspicious
VBA32 SScope.Trojan-Downloader.16507
ALYac Gen:Variant.Mikey.14059
MAX malware (ai score=84)
Malwarebytes Trojan.Agent
ESET-NOD32 Win32/Zeleffo.C
TrendMicro-HouseCall TROJ_ZELEFFO.SMA
Yandex Trojan.Zeleffo!zKbCg6/4suU
Ikarus Trojan.SuspectCRC
eGambit Unsafe.AI_Score_99%
Fortinet W32/ZELEFFO.C!tr
Webroot W32.Trojan.Gen
AVG Win32:GenMalicious-HUL [Trj]
Avast Win32:GenMalicious-HUL [Trj]
Qihoo-360 Backdoor.Win32.Agent.PE

How to remove DDoS:Win32/Nitol.E?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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