Malware

Win32/Filecoder.Avaddon.B malicious file

Malware Removal

The Win32/Filecoder.Avaddon.B 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 Win32/Filecoder.Avaddon.B virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Modifies boot configuration settings
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Clears Windows events or logs
  • Creates a copy of itself
  • Attempts to disable UAC
  • Attempts to modify UAC prompt behavior
  • Uses suspicious command line tools or Windows utilities

Related domains:

api.myip.com
ocsp.digicert.com

How to determine Win32/Filecoder.Avaddon.B?


File Info:

crc32: 2F162395
md5: e395d649c2843f8f60da076d2104edc6
name: E395D649C2843F8F60DA076D2104EDC6.mlw
sha1: 117fc570f9edc9741d235e568545aa1a40cfa55d
sha256: f3f4d4e4c6704788bc8954ca6f6ddc61b006aba89d5d384794f19424a3d24132
sha512: ec31dba95ed0146766ca80d48e3f57560fb18f52f63c784d60ee062a7365b0cec1692d8979f3d555651ff04a2b9a58b7bcf77a6537d9eb19f5f725a82ccf408d
ssdeep: 24576:Ws6JmdFn5KLOCgHWcAvcrOcEsKfR9uA7rmpFwbbbbpcAf:Ws6JY5KLOCyWcDUfRAA3mvwbbbbpck
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.Avaddon.B also known as:

BkavW32.Ransom120TTc.Worm
LionicTrojan.Win32.Rack.trre
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.32315
ClamAVWin.Ransomware.Avaddon-9853682-0
CAT-QuickHealTrojan.CkgenericRI.S13983543
ALYacTrojan.Ransom.Avaddon
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.15332
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Avaddon.c63886f4
K7GWTrojan ( 005687661 )
K7AntiVirusTrojan ( 005687661 )
CyrenW32/Ransom.OC.gen!Eldorado
SymantecTrojan Horse
ESET-NOD32a variant of Win32/Filecoder.Avaddon.B
APEXMalicious
AvastWin32:TrojanX-gen [Trj]
CynetMalicious (score: 100)
KasperskyHEUR:Trojan-Ransom.Win32.Generic
BitDefenderGen:Variant.Ransom.Avaddon.2
NANO-AntivirusTrojan.Win32.Filecoder.hlftwz
ViRobotTrojan.Win32.S.Ransom.1078784.A
MicroWorld-eScanGen:Variant.Ransom.Avaddon.2
TencentMalware.Win32.Gencirc.10cdd68a
Ad-AwareGen:Variant.Ransom.Avaddon.2
SophosMal/Generic-S + Troj/Avaddon-A
F-SecureHeuristic.HEUR/AGEN.1138847
BitDefenderThetaGen:NN.ZexaF.34058.brW@aCVWGee
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom.Win32.AVADDON.YJAF-A
McAfee-GW-EditionBehavesLike.Win32.Generic.th
FireEyeGeneric.mg.e395d649c2843f8f
EmsisoftGen:Variant.Ransom.Avaddon.2 (B)
JiangminTrojan.Rack.gn
AviraHEUR/AGEN.1138847
eGambitUnsafe.AI_Score_89%
Antiy-AVLTrojan[Ransom]/Win32.Rack
MicrosoftRansom:Win32/Avaddon.AA!MTB
ArcabitTrojan.Ransom.Avaddon.2
ZoneAlarmHEUR:Trojan-Ransom.Win32.Generic
GDataGen:Variant.Ransom.Avaddon.2
TACHYONRansom/W32.Avaddon.1078784
AhnLab-V3Malware/Win32.RL_Generic.R341088
McAfeeGenericRXAA-FA!E395D649C284
MAXmalware (ai score=100)
VBA32TrojanRansom.Rack
MalwarebytesRansom.FileCryptor
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom.Win32.AVADDON.YJAF-A
RisingRansom.Avaddon!1.C7A8 (CLASSIC)
YandexTrojan.Filecoder!UYhn/yw1nJ4
IkarusTrojan-Ransom.Avaddon
MaxSecureTrojan.Malware.10307848.susgen
FortinetW32/Filecoder_Avaddon.B!tr.ransom
AVGWin32:TrojanX-gen [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Avaddon.HwoCEpsA

How to remove Win32/Filecoder.Avaddon.B?

Win32/Filecoder.Avaddon.B removal tool
  • 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.

About the author

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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