Worm

Worm.Sfone malicious file

Malware Removal

The Worm.Sfone 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.
6-day free trial available.

What Worm.Sfone virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Attempts to connect to a dead IP:Port (5 unique times)
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • A potential decoy document was displayed to the user
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Harvests information related to installed mail clients

Related domains:

www.bing.com
ocsp.digicert.com
vassg142.ocsp.omniroot.com
ocsp.omniroot.com

How to determine Worm.Sfone?


File Info:

crc32: 02B5ABAA
md5: f4bef8e55a6a0d9fbdfa7952a7a6e8df
name: F4BEF8E55A6A0D9FBDFA7952A7A6E8DF.mlw
sha1: 50f757e0940fc85aaa06212ec7580bfbfde6f110
sha256: 4a5528698a423eac79dc6fae46bacb26e1e185fd08fe94dcbbe82bb786c9203e
sha512: 23ca3517e57b92ec42a54c68c2d67c147550a0fc3d9c98a078701474a3d521814f5f22a695f9d90a558f48f41e79c8fde2dc2c85f312074bd28b824854e7f2c5
ssdeep: 3072:6jbLl/gvOL2dpy1Tj4mYWR/R4nkPR/1aVuyJ4YCVMPDs/LGQDpZkY:6jluOLMsIo5R4nM/40yJ2b/LLpZ1
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Worm.Sfone also known as:

BkavW32.AIDetectVM.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKDZ.70387
FireEyeGeneric.mg.f4bef8e55a6a0d9f
CAT-QuickHealWorm.Sfone
McAfeeGenericRXAA-AA!F4BEF8E55A6A
CylanceUnsafe
VIPREWorm.Win32.Agent.cp (v)
SangforMalware
K7AntiVirusTrojan ( 0051918e1 )
BitDefenderTrojan.GenericKDZ.70387
K7GWTrojan ( 0051918e1 )
Cybereasonmalicious.55a6a0
BitDefenderThetaAI:Packer.547ACE5E1E
CyrenW32/S-ea422e02!Eldorado
SymantecW32.SillyWNSE
ESET-NOD32a variant of Win32/Agent.CP
BaiduWin32.Worm.Agent.fj
APEXMalicious
AvastWin32:Evo-gen [Susp]
ClamAVWin.Malware.Bbabdcdc-7358314-0
KasperskyHEUR:Trojan.Win32.Wofith.vho
NANO-AntivirusTrojan.Win32.Wofith.hzygna
RisingWorm.Agent!1.CEBD (CLASSIC)
Ad-AwareTrojan.GenericKDZ.70387
SophosTroj/Agent-BFWE
ComodoPacked.Win32.MUPX.Gen@24tbus
F-SecureTrojan.TR/Crypt.XPACK.Gen
DrWebTrojan.MulDrop15.57947
InvinceaML/PE-A + Troj/Agent-BFWE
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
EmsisoftTrojan.GenericKDZ.70387 (B)
SentinelOneStatic AI – Malicious PE
JiangminWorm.Agent.ws
AviraTR/Crypt.XPACK.Gen
Antiy-AVLWorm/Win32.Agent.cp
MicrosoftWorm:Win32/Sfone
GridinsoftTrojan.Heur!.032120A9
ArcabitTrojan.Generic.D112F3
AhnLab-V3Worm/Win32.Agent.R340862
ZoneAlarmHEUR:Worm.Win32.Generic
GDataTrojan.GenericKDZ.70387
CynetMalicious (score: 100)
Acronissuspicious
VBA32Worm.Agent
ALYacTrojan.GenericKDZ.70387
MalwarebytesAdware.DownloadAssistant
PandaGeneric Suspicious
TencentMalware.Win32.Gencirc.10cdd0e1
YandexTrojan.GenAsa!yTn6LLlAQA4
IkarusWorm.Win32.Agent
eGambitUnsafe.AI_Score_75%
FortinetW32/Agent.6C6A!tr
AVGWin32:Evo-gen [Susp]
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360HEUR/QVM18.1.5625.Malware.Gen

How to remove Worm.Sfone?

Worm.Sfone 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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