Categories: Backdoor

Backdoor.Agent.AALA malicious file

The Backdoor.Agent.AALA 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 Backdoor.Agent.AALA virus can do?

  • Sample contains Overlay data
  • 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)
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the shellcode get eip malware family
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Backdoor.Agent.AALA?


File Info:

name: DF4ABD44D61A8BAF4E28.mlwpath: /opt/CAPEv2/storage/binaries/095fe8c688c83cd38c8036bc196acfd5a8a6c42939e8c6efacf784fc55469f3ccrc32: CC57EA2Emd5: df4abd44d61a8baf4e28bf4ae4abeb83sha1: 08305702f17c34d00b774a91bb633eaa542f2b36sha256: 095fe8c688c83cd38c8036bc196acfd5a8a6c42939e8c6efacf784fc55469f3csha512: 11388d0ba5e13bb21bb7b075d6ea40833c175d07ca4313f5df5641e4f46fcfd930067aee42e8305b0fed6fd769d487d9f62842309cbbdbd284b8d3e1b3284455ssdeep: 768:Zec8yXVUWT2qjSdytZSjOr4vFHuj9ZhjzRYxXimDsOyuSCKRZtvf5KTz:AYXVuyNKqJdYxXimwLZXZtn5KTztype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15233D116AB434CF3E27849BF7181842E4B3939602FA1049DFBF66F5EECA569C255D043sha3_384: d1ef05b21802d9d4086dcacbcde91b259cdcb3b785b6a7cda6720e9b2acb90d86a4e7a8dc4986f3876c650027df7fa3eep_bytes: 558bec83c4f0b8844f0010e8d0edfffftimestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

Backdoor.Agent.AALA also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Refroso.lEn8
MicroWorld-eScan Backdoor.Agent.AALA
FireEye Generic.mg.df4abd44d61a8baf
Skyhigh BehavesLike.Win32.Generic.qc
McAfee BackDoor-DKI.gen.cy
Malwarebytes Generic.Malware.AI.DDS
Zillya Trojan.Refroso.Win32.72550
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 000009bf1 )
Alibaba Trojan:Win32/Refroso.cb4cf806
K7GW Trojan ( 000009bf1 )
Cybereason malicious.2f17c3
VirIT Trojan.Win32.Refroso.AJUL
Symantec Backdoor.Trojan
Elastic malicious (high confidence)
ESET-NOD32 Win32/Bifrose
APEX Malicious
ClamAV Win.Trojan.Agent-196770
Kaspersky Trojan.Win32.Refroso.asbf
BitDefender Backdoor.Agent.AALA
NANO-Antivirus Trojan.Win32.Pincav.subo
Avast Win32:Crypt-FSK [Trj]
Tencent Malware.Win32.Gencirc.10b33a20
TACHYON Trojan/W32.DP-Refroso.51459
Sophos Troj/Refroso-D
F-Secure Dropper.DR/Delphi.Gen
DrWeb Trojan.Inject.57875
VIPRE Backdoor.Agent.AALA
TrendMicro TROJ_OBFUS_0000000.TOMA
Trapmine malicious.high.ml.score
Emsisoft Backdoor.Agent.AALA (B)
SentinelOne Static AI – Malicious PE
GData Backdoor.Agent.AALA
Jiangmin Trojan/Refroso.dam
Webroot Vir.Tool.Gen
Google Detected
Avira DR/Delphi.Gen
Varist W32/Trojan.BCBX-3365
Antiy-AVL Trojan/Win32.Refroso
Kingsoft Win32.HeurC.KVMH008.a
Xcitium TrojWare.Win32.Trojan.Refroso.~AM@1jl2wz
Arcabit Backdoor.Agent.AALA
ViRobot Trojan.Win32.Refroso.20992
ZoneAlarm Trojan.Win32.Refroso.asbf
Microsoft Trojan:Win32/DelpInj!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Refroso2.Gen
BitDefenderTheta Gen:NN.ZelphiF.36744.dCX@aK2IkupG
ALYac Backdoor.Agent.AALA
MAX malware (ai score=100)
VBA32 SScope.Trojan.Agent.1107
Cylance unsafe
Panda Generic Malware
TrendMicro-HouseCall TROJ_OBFUS_0000000.TOMA
Rising Trojan.Win32.DelfInject.de (CLASSIC)
Yandex Trojan.GenAsa!v4pV920UWEQ
Ikarus Trojan.Refroso
Fortinet W32/Refroso.ASBF!tr
AVG Win32:Crypt-FSK [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Backdoor.Agent.AALA?

  • 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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