Ransom

How to remove “Ransom:Win32/HydraCrypt.A”?

Malware Removal

The Ransom:Win32/HydraCrypt.A 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

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 Ransom:Win32/HydraCrypt.A virus can do?

  • Executable code extraction
  • Creates RWX memory
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Attempts to remove evidence of file being downloaded from the Internet
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Appends a known CryptoMix ransomware file extension to files that have been encrypted
  • Anomalous binary characteristics

Related domains:

msn.com
yahoo.com

How to determine Ransom:Win32/HydraCrypt.A?


File Info:

crc32: 9930B5ED
md5: bf658bb35db5120af0032a4a9a4bd01b
name: BF658BB35DB5120AF0032A4A9A4BD01B.mlw
sha1: d5d15d9a2869d21a47e9c051830b0fa084ed8dd6
sha256: a074a072322f2fac9630b631dcf98e9634e46857de8f5a479988aac5410cb33d
sha512: 695473a7bf2e6be36200de0458d414a605de76802f918090b8ef436685e8cb1e6c27b19a12bb198eb5dbfa48bc55ea6e4e065a656c84ae209c2ce47244ab33db
ssdeep: 1536:Q//OM2QRKLbuZeI+PFBQb8zQETYw5eYFobq3BF+wY86G+wrsPxehj6zg77OmFEi:Q//OM9KLeGiIsW5ecobq37v6OsPxeEz
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 1998 - 2016
InternalName: MS Soft SecurityFiles. (C)
FileVersion: 6 ,8, 4, 2
ProductName: MS Soft SecurityFiles. (C)
ProductVersion: 6 ,8, 4, 2
FileDescription: MS Soft SecurityFiles. (C)
OriginalFilename: MS Soft SecurityFiles. (C)
Translation: 0x100a 0x04e3

Ransom:Win32/HydraCrypt.A also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Ransom.HydraCrypt.8
FireEyeGeneric.mg.bf658bb35db5120a
CAT-QuickHealRansom.Hydracrypt.A5
McAfeeRansom-FBX!BF658BB35DB5
CylanceUnsafe
VIPREBehavesLike.Win32.Malware.rwx (mx-v)
AegisLabTrojan.Win32.Generic.4!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005025e81 )
BitDefenderGen:Variant.Ransom.HydraCrypt.8
K7GWTrojan ( 005025e81 )
CrowdStrikewin/malicious_confidence_100% (D)
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Kryptik.0942227d
NANO-AntivirusTrojan.Win32.Encoder.evqfzz
TencentWin32.Trojan.Generic.Pijt
Ad-AwareGen:Variant.Ransom.HydraCrypt.8
EmsisoftGen:Variant.Ransom.HydraCrypt.8 (B)
ComodoMalware@#2jlyuo14su1ma
F-SecureHeuristic.HEUR/AGEN.1127116
DrWebTrojan.Encoder.4513
McAfee-GW-EditionBehavesLike.Win32.MultiPlug.nc
SophosTroj/CrShield-A
IkarusTrojan.Win32.Crypt
JiangminTrojan.Generic.btklm
AviraHEUR/AGEN.1127116
MAXmalware (ai score=100)
Antiy-AVLTrojan/Win32.AGeneric
MicrosoftRansom:Win32/HydraCrypt.A
ArcabitTrojan.Ransom.HydraCrypt.8
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Ransom.HydraCrypt.8
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/CryptoMix.Gen
BitDefenderThetaGen:NN.ZexaF.34590.fu0@aaUM@khi
ALYacGen:Variant.Ransom.HydraCrypt.8
VBA32BScope.Trojan.Encoder
MalwarebytesMalware.AI.732318909
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.FMTW
RisingRansom.HydraCrypt!8.864F (CLOUD)
YandexTrojan.Agent!/oGu4KqAUBU
SentinelOneStatic AI – Malicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/HydraCrypt.E!tr.ransom
AVGWin32:Malware-gen
Cybereasonmalicious.35db51
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Ransom.7ad

How to remove Ransom:Win32/HydraCrypt.A?

Ransom:Win32/HydraCrypt.A 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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