Ransom Trojan

How to remove “Trojan-Ransom.Win32.Blocker.rwwk”?

Malware Removal

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

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Sniffs keystrokes
  • Behavioural detection: Injection (inter-process)
  • Created a process from a suspicious location
  • Installs itself for autorun at Windows startup
  • Harvests cookies for information gathering
  • Anomalous binary characteristics

Related domains:

sunray1975.zapto.org

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


File Info:

name: 3CD1857673FBC3B364BA.mlw
path: /opt/CAPEv2/storage/binaries/1561689724e2def0b94cf21713ddbeb357b9afd937a5705cb9be49a7ca849450
crc32: F47C44DD
md5: 3cd1857673fbc3b364bae192ed1224fc
sha1: bad5574845c0fb530e74391b2f086acdac850973
sha256: 1561689724e2def0b94cf21713ddbeb357b9afd937a5705cb9be49a7ca849450
sha512: 76b8d7698f37fd2903529490cc740ae1d90a5767bf8164153fa2aaef75f03b214ec06fd1730383b04c75d486769a7bdcefaf3b544e37ce06cb7f625fbe058290
ssdeep: 196608:0pazg7DS8pazg7DS8pazg7DS8pazg7DSv:tg7uVg7uVg7uVg7uv
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18A86137AF1908437D1236E7CCC5BA754A825BEE02D28608A7BEC1D4DDF39B8135262D7
sha3_384: c891e89e07f96163b3d7def53f22445d644024549b34bb4d13c0ff7e8c705545582fba872aaa4f9886cac7c0f2a69ddb
ep_bytes: 55545d906a2890596a006a004975f953
timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

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

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Symmi.34741
FireEyeGeneric.mg.3cd1857673fbc3b3
CAT-QuickHealTrojan.WacatacPMF.S16539689
McAfeeGenericRXIP-BJ!3CD1857673FB
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00548e051 )
AlibabaTrojan:Win32/Starter.ali1001008
K7GWTrojan ( 00548e051 )
Cybereasonmalicious.673fbc
BitDefenderThetaAI:Packer.9896AD8521
CyrenW32/Injector.OZVT-2500
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Injector.AHHO
TrendMicro-HouseCallTROJ_GEN.R002C0DKE21
Paloaltogeneric.ml
ClamAVWin.Trojan.Mbrlock-9779766-0
KasperskyTrojan-Ransom.Win32.Blocker.rwwk
BitDefenderGen:Variant.Symmi.34741
NANO-AntivirusTrojan.Win32.Dapato.bsjzfg
AvastWin32:MBRlock-DV [Trj]
TencentTrojan.Win32.Blocker.zg
Ad-AwareGen:Variant.Symmi.34741
TACHYONBackdoor/W32.Androm.8316928
SophosML/PE-A + Troj/Agent-BFYB
ComodoTrojWare.Win32.Injector.HO@82j6jo
DrWebTrojan.DownLoader6.7779
TrendMicroTROJ_GEN.R002C0DKE21
McAfee-GW-EditionBehavesLike.Win32.Generic.wc
SentinelOneStatic AI – Malicious PE
EmsisoftGen:Variant.Symmi.34741 (B)
APEXMalicious
GDataWin32.Trojan.PSE.13Q4XMA
JiangminTrojan.Blocker.pkq
AviraDR/Delphi.Gen
Antiy-AVLTrojan/Generic.ASMalwS.30ED84C
ViRobotTrojan.Win32.Z.Injector.8316928.YP
MicrosoftTrojan:Win32/Injector.INK!MTB
CynetMalicious (score: 100)
AhnLab-V3Dropper/Win32.Dapato.R83155
Acronissuspicious
VBA32Trojan.Downloader
ALYacGen:Variant.Symmi.34741
MAXmalware (ai score=85)
MalwarebytesTrojan.Crypt
RisingTrojan.Injector!1.DA56 (CLASSIC)
YandexTrojan.Injector!nfedw5apY3U
IkarusTrojan-Ransom.Blocker
FortinetW32/Injector.AHHO!tr
AVGWin32:MBRlock-DV [Trj]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_90% (W)

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

Trojan-Ransom.Win32.Blocker.rwwk 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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