Ransom Trojan

Should I remove “Trojan-Ransom.Win32.Blocker.havt”?

Malware Removal

The Trojan-Ransom.Win32.Blocker.havt 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 Trojan-Ransom.Win32.Blocker.havt virus can do?

  • Injection (inter-process)
  • Possible date expiration check, exits too soon after checking local time
  • Creates RWX memory
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • A potential decoy document was displayed to the user
  • Installs itself for autorun at Windows startup
  • Network activity detected but not expressed in API logs

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Trojan-Ransom.Win32.Blocker.havt?


File Info:

crc32: B159ED1B
md5: efe54df820fa8434cf14a5a8f55f52b7
name: EFE54DF820FA8434CF14A5A8F55F52B7.mlw
sha1: 602c97a9a3e7771fca50506b79b7d9e8d94978eb
sha256: 3374cbbcfb1c0bd08c267b965ec2c40ddfa7f32ef36e850e18c61c8a0caa64b8
sha512: bc138267336dfeb7365b3e68333a46a22c23d6980dce44f70aae78c56c093b06c91690400a1c2756e8df403863113b3424869eea213e3a7149ead80d5131d642
ssdeep: 24576:eTV2EmIwmAtnrzLznRg7AUfTwSN/VLRcN3qnC39eg/3q89X:0UEH8trPzn+7AULwSrlK3V39eg3q89
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright:
InternalName:
FileVersion: 1.1.21.03
ProductName:
ProductVersion: 1.1.21.03
FileDescription:
OriginalFilename:
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Blocker.havt also known as:

BkavW32.AIDetect.malware1
DrWebTrojan.DownLoader23.5433
MicroWorld-eScanTrojan.GenericKD.31115756
Qihoo-360Win32/Ransom.Blocker.HwsBqhcA
McAfeeArtemis!EFE54DF820FA
MalwarebytesMalware.Heuristic.1003
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Blocker.j!c
SangforRansom.Win32.Blocker.8
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.GenericKD.31115756
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.820fa8
ArcabitTrojan.Generic.D1DAC9EC
SymantecTrojan Horse
ESET-NOD32VBS/Agent.NDW
Paloaltogeneric.ml
ClamAVWin.Trojan.Generic-42
KasperskyTrojan-Ransom.Win32.Blocker.havt
AlibabaRansom:Win32/Blocker.609bfc6a
NANO-AntivirusTrojan.Win32.Blocker.dserej
TencentWin32.Trojan.Blocker.Aqgj
Ad-AwareTrojan.GenericKD.31115756
SophosMal/Generic-S
ComodoMalware@#214n8623n5tjz
ZillyaTrojan.Blocker.Win32.28337
McAfee-GW-EditionBehavesLike.Win32.TrojanAitInject.cc
FireEyeGeneric.mg.efe54df820fa8434
EmsisoftTrojan.GenericKD.31115756 (B)
IkarusWorm.VBS.Agent
JiangminTrojan/Blocker.mvv
MAXmalware (ai score=98)
Antiy-AVLTrojan[Ransom]/Win32.Blocker
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Wacatac.B!ml
ZoneAlarmTrojan-Ransom.Win32.Blocker.havt
GDataTrojan.GenericKD.31115756
CynetMalicious (score: 90)
VBA32Backdoor.Androm
ALYacTrojan.GenericKD.31115756
CylanceUnsafe
PandaTrj/CI.A
APEXMalicious
RisingMalware.Heuristic!ET#84% (CLOUD)
YandexTrojan.GenAsa!iaZ7yUdnHcI
FortinetW32/Blocker.HAVT!tr
AVGWin32:Malware-gen
AvastWin32:Malware-gen

How to remove Trojan-Ransom.Win32.Blocker.havt?

Trojan-Ransom.Win32.Blocker.havt 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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