Categories: Trojan

Trojan:Win32/Killav.AO malicious file

The Trojan:Win32/Killav.AO 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 Trojan:Win32/Killav.AO virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Possible date expiration check, exits too soon after checking local time
  • Loads a driver
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • A process created a hidden window
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • Installs itself for autorun at Windows startup
  • Installs itself for autorun at Windows startup

How to determine Trojan:Win32/Killav.AO?


File Info:

name: 7EA70E22EC5EDDC9BE85.mlwpath: /opt/CAPEv2/storage/binaries/062456dee20994c84fcbc481de8f9c1be3d690555e7dad5848f6a3b2361897a6crc32: 0B29CB2Amd5: 7ea70e22ec5eddc9be85013a97eefc32sha1: e56592ae0855d4d3d1b9aa9d3e93f1ff03e63840sha256: 062456dee20994c84fcbc481de8f9c1be3d690555e7dad5848f6a3b2361897a6sha512: 56cbad6774f67edf8c72793e79e90732a61ed9a342f16ce5a79e5ce78aee99aca6d52d08247a1a0eb345ce2d623a4e26af14296183e7bb14880d4512d10cea25ssdeep: 384:7lxDWRkl6rYEw9vfGAtr7JI9h2nvRc0cJYz5vd0VCIpHJo8YFGqP5vXWvwWy:DyRY6nw9vfGAtrVW85c0cJudYCIp9YFItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T165A24C9277905C63CCE5433181632B165BBBBC30263A18EBCBD5564D2CA69E2FD36313sha3_384: 423bd0d05198d8ccc664f32dff9ba8ec2a5071935867f20551719ee78f9d06d4a23af3da141071baa74b11dcb7eb08c9ep_bytes: 558bec81ec6001000053565733f65656timestamp: 2009-02-11 13:32:40

Version Info:

0: [No Data]

Trojan:Win32/Killav.AO also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.KillAV.PZ
FireEye Generic.mg.7ea70e22ec5eddc9
CAT-QuickHeal Trojan.Skeeyah.11061
ALYac Trojan.KillAV.PZ
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Suspicious.Win32.Save.a
Cybereason malicious.2ec5ed
Cyren W32/Trojan.PLLB-7775
Symantec Trojan.Dropper
ESET-NOD32 Win32/Agent.OVS
APEX Malicious
ClamAV Win.Trojan.Agent-524036
Kaspersky Trojan-Dropper.Win32.Small.edr
BitDefender Trojan.KillAV.PZ
NANO-Antivirus Trojan.Win32.Small.cujklo
Avast Win32:Trojan-gen
Rising Trojan.DL.Win32.Nodef.oc (CLASSIC)
Ad-Aware Trojan.KillAV.PZ
TACHYON Trojan/W32.KillAV.23040
Emsisoft Trojan.KillAV.PZ (B)
Comodo TrojWare.Win32.Trojan.KillAV.~CJ@2nb0r
DrWeb Trojan.MulDrop3.11549
TrendMicro RTKT_AVKILL.SM
McAfee-GW-Edition Generic Dropper.ft
Sophos ML/PE-A + Mal/Behav-112
SentinelOne Static AI – Malicious PE
GData Trojan.KillAV.PZ
Jiangmin Trojan/KillAV.yt
Avira TR/Reno.A.1
Antiy-AVL Trojan/Generic.ASMalwS.8172D
Kingsoft Heur.SSC.2762994.0010.(kcloud)
Arcabit Trojan.KillAV.PZ
ViRobot Trojan.Win32.KillAV.23040.B
Microsoft Trojan:Win32/Killav.AO
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.KillAV.R13955
McAfee Generic Dropper.ft
MAX malware (ai score=82)
VBA32 BScope.Trojan.Corpse
Malwarebytes Malware.AI.1099498299
TrendMicro-HouseCall RTKT_AVKILL.SM
Tencent Malware.Win32.Gencirc.10b3aac0
Yandex Trojan.GenAsa!MIc3O4KUa2E
Ikarus Trojan.Win32.KillAV
eGambit Unsafe.AI_Score_99%
Fortinet W32/Generic.AC.2511E4!tr
BitDefenderTheta AI:Packer.33D98AAC1F
AVG Win32:Trojan-gen
Panda Generic Malware
CrowdStrike win/malicious_confidence_90% (D)

How to remove Trojan:Win32/Killav.AO?

  • 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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