Categories: Backdoor

Should I remove “Backdoor.Agent.AALV”?

The Backdoor.Agent.AALV 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Backdoor.Agent.AALV virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid

How to determine Backdoor.Agent.AALV?


File Info:

name: CD9C034D97B8CF506E26.mlwpath: /opt/CAPEv2/storage/binaries/c64ed3917b872e1715181a1ed5e71dc023c70febe165d0843fcf1bffaee0f29ccrc32: 22F7CF33md5: cd9c034d97b8cf506e264368340ea0a4sha1: 3a32fd9463e719e3707a64e55a8e60b0cb7d6722sha256: c64ed3917b872e1715181a1ed5e71dc023c70febe165d0843fcf1bffaee0f29csha512: 39c1f60154f41679ad67d80fb2ea1badb36ffb19d161c083071f0f21372f9c79d408a98f61cc7224b5dc043ca82ef5d9e60bcbf41e0b702659e69576b805c7d0ssdeep: 1536:VmlzU93ImGHYE1+wVyBF3r/YP+IshvqU1w2exOkJV4oULa5LE32T0:VUzU93ImGHY2VeF3bUJs71wnxOW41CZAtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19C63CEC94583C3FCFA0EC978F5DF44A0B893B83D5B6285B14BFAB45458A49D5B48BA03sha3_384: 97310be1c85f7f3e6fb7d2a320ac8395b094bcfc9582454cce42d15b57cb46698f66bfa9713d63401970793d68506562ep_bytes: 60be003042008dbe00e0fdff5783cdfftimestamp: 2010-01-16 18:47:11

Version Info:

0: [No Data]

Backdoor.Agent.AALV also known as:

Bkav W32.AIDetect.malware1
Lionic Worm.Win32.Koobface.l3GJ
tehtris Generic.Malware
MicroWorld-eScan Backdoor.Agent.AALV
ClamAV Win.Trojan.Bifrose-6998926-0
ALYac Backdoor.Agent.AALV
Cylance Unsafe
Zillya Backdoor.Bifrose.Win32.33275
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Riskware ( 0040eff71 )
Alibaba Backdoor:Win32/Refroso.872f678a
K7GW Riskware ( 0040eff71 )
Cybereason malicious.d97b8c
VirIT Backdoor.Win32.Bifrose.CDXC
Cyren W32/Bifrost.N.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 Win32/Bifrose
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Refroso.gxbk
BitDefender Backdoor.Agent.AALV
NANO-Antivirus Trojan.Win32.Bifrose.bsvic
Avast Win32:Evo-gen [Trj]
Tencent Win32.Trojan.Refroso.Azlw
Ad-Aware Backdoor.Agent.AALV
Emsisoft Backdoor.Agent.AALV (B)
Comodo Packed.Win32.MUPX.Gen@24tbus
DrWeb BackDoor.Bifrost.25315
VIPRE Backdoor.Agent.AALV
TrendMicro BKDR_BIFROSE.QAT
McAfee-GW-Edition BehavesLike.Win32.Generic.kc
FireEye Generic.mg.cd9c034d97b8cf50
Sophos ML/PE-A + Mal/VBbl-APP
SentinelOne Static AI – Malicious PE
GData Backdoor.Agent.AALV
Jiangmin TrojanSpy.Zbot.zsu
Webroot W32.Bifrose.Gen
Avira TR/Crypt.XPACK.Gen
MAX malware (ai score=100)
Antiy-AVL Trojan/Generic.ASMalwS.64
Arcabit Backdoor.Agent.AALV
ViRobot Backdoor.Win32.A.Bifrose.45864[UPX]
Microsoft Backdoor:Win32/Bifrose
Google Detected
AhnLab-V3 Win-Trojan/Bifrose.45864
McAfee Artemis!CD9C034D97B8
VBA32 Trojan.VBO.011913
Malwarebytes Malware.Heuristic.1003
TrendMicro-HouseCall BKDR_BIFROSE.QAT
Rising Backdoor.Bifrose!8.B24 (CLOUD)
Yandex Trojan.GenAsa!A+TnWExV/o0
Ikarus Trojan-Ransom.Gimemo
Fortinet W32/Refroso.AGEA!tr
BitDefenderTheta AI:Packer.4F1E093D1E
AVG Win32:Evo-gen [Trj]
Panda Generic Malware
CrowdStrike win/malicious_confidence_100% (W)

How to remove Backdoor.Agent.AALV?

  • 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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