Categories: Malware

BrowserModifier:Win32/Smudplu information

The BrowserModifier:Win32/Smudplu 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 BrowserModifier:Win32/Smudplu virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Loads a driver
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • 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
  • Steals private information from local Internet browsers
  • Network activity contains more than one unique useragent.
  • Installs itself for autorun at Windows startup
  • Collects information about installed applications
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
d1y2jryd6u59ns.cloudfront.net
d23ocewf5ttxmu.cloudfront.net

How to determine BrowserModifier:Win32/Smudplu?


File Info:

crc32: 0B9B32D6md5: 0474e734e8a510ccd158b736191a0ae3name: smwdna.exesha1: 0ca09cddbf3c211847ce41ba67400e12030a8893sha256: 1e1a200d626b023216a54bd65c237635ca615a4afb114f7d67fee48e3a4140afsha512: 90eabd40b06812d70732dcd5ab148813cdf3459292cb013ae319654deb52878b14bf36a4b61658c132c5a9fa07e3b786b7f562a40cdbf2bf1e738b92b8f7669bssdeep: 49152:Hc6QFR8GiWbIHnyDfSSj+QXOdASeMKI9ttfDVNaGAvfeYNuIuiL4pVe4H:HcPYTHnwfrjDeR9TmF3uIuiL4pV5type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

FileVersion: 2.3.15.1906OriginalFilename: smw.exeProductVersion: 2.3.15.1906Translation: 0x0409 0x04e4

BrowserModifier:Win32/Smudplu also known as:

Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.Generic.15519705
FireEye Generic.mg.0474e734e8a510cc
McAfee Artemis!0474E734E8A5
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Adware.Win64.Shopper.mDEl
K7AntiVirus Trojan ( 0052ecd81 )
BitDefender Trojan.Generic.15519705
K7GW Trojan ( 0052ecd81 )
Cybereason malicious.4e8a51
TrendMicro PUA_SPEEDBIT.SM
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
GData Win64.Application.SpeedBit.B
Kaspersky not-a-virus:HEUR:AdWare.Win32.WatchMan.gen
Alibaba RiskWare:Win32/SSPro.c05d0097
NANO-Antivirus Trojan.Win64.SpeedBit.ehusth
ViRobot Adware.Speedbit.3082028
Tencent Win32.Trojan.Sbwatchman.Eem
Sophos Generic PUA II (PUA)
Comodo Malware@#2b0376zsadcge
F-Secure PotentialRisk.PUA/SearchModule.Gen
DrWeb Adware.Privitize.147
Zillya Adware.WatchMan.Win32.274
Invincea heuristic
Trapmine malicious.high.ml.score
Emsisoft Application.AdSpeed (A)
Ikarus PUA.SBWatchman
Webroot W32.Adware.Gen
Avira PUA/SearchModule.Gen
Antiy-AVL Trojan/Win32.BTSGeneric
Endgame malicious (high confidence)
Arcabit Trojan.Zusy.D2A264
ZoneAlarm not-a-virus:HEUR:AdWare.Win32.WatchMan.gen
Microsoft BrowserModifier:Win32/Smudplu
Cynet Malicious (score: 90)
AhnLab-V3 Adware/Win32.Shopper.C839131
MAX malware (ai score=100)
VBA32 AdWare.Win64.Shopper
Malwarebytes PUP.Optional.Goobzo
Zoner Trojan.Win32.49045
ESET-NOD32 Win32/Agent.AB potentially unwanted
TrendMicro-HouseCall PUA_SPEEDBIT.SM
Rising Malware.Vigram!8.F6AF (TFE:5:duh5Av8IcyU)
Yandex Riskware.Agent!
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_99%
Fortinet Adware/SBWatchman
BitDefenderTheta Gen:NN.ZexaF.34136.vuW@ame1MLii
AVG NSIS:Adware-VS [PUP]
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_80% (D)
Qihoo-360 HEUR/QVM42.1.Malware.Gen

How to remove BrowserModifier:Win32/Smudplu?

  • 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.
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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