Malware

How to remove “Doina.4377”?

Malware Removal

The Doina.4377 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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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 Doina.4377 virus can do?

  • Possible date expiration check, exits too soon after checking local time
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Loads a driver
  • Starts servers listening on 127.0.0.1:0
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Creates an autorun.inf file
  • Uses Windows utilities for basic functionality
  • Likely installs a bootkit via raw harddisk modifications
  • 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 system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Checks the version of Bios, possibly for anti-virtualization
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Doina.4377?


File Info:

crc32: 78B93393
md5: 232f126f1c5f57279d70568ce2d0d97c
name: 232F126F1C5F57279D70568CE2D0D97C.mlw
sha1: a1607ec7c2541810eb7fb246b10c73e55332d6ce
sha256: 3fd499c2fc05c9feae3c33dc40be1ed31353d4fd281f5c2d09a9af3ff4894c87
sha512: 113ddd894a54a8805917f524ed7a3e26c3d6841df10d52be24e00268c2d9650b52cb8063232ea01b47a0987bceb76474fb90a3ae5e61f15d47057c80a45b79e1
ssdeep: 49152:n99yRzmsgVl4lW+NubBvKFi9vps6lF3gprh6lxDghAN6:99RVlGN2iF+vjj3ysMOU
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Doina.4377 also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0056849f1 )
Elasticmalicious (high confidence)
DrWebAdware.ShouQu.5
CynetMalicious (score: 100)
McAfeeArtemis!232F126F1C5F
CylanceUnsafe
ZillyaTrojan.Staser.Win32.8946
CrowdStrikewin/malicious_confidence_70% (D)
K7GWTrojan ( 0056849f1 )
Cybereasonmalicious.f1c5f5
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Packed.NSIS.BQ
APEXMalicious
AvastWin32:Evo-gen [Susp]
KasperskyTrojan.Win32.SchoolBoy.khd
BitDefenderGen:Variant.Doina.4377
NANO-AntivirusTrojan.Win32.Langsu.ewjogv
MicroWorld-eScanGen:Variant.Doina.4377
TencentWin32.Trojan.Schoolboy.Hnvb
Ad-AwareGen:Variant.Doina.4377
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZelphiF.34670.3mKfaabgkTjj
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.BadFile.tc
FireEyeGeneric.mg.232f126f1c5f5727
EmsisoftGen:Variant.Doina.4377 (B)
KingsoftWin32.Hack.Undef.(kcloud)
MicrosoftTrojan:Win32/Glupteba!ml
GridinsoftTrojan.Win32.Packed.zv!s1
GDataGen:Variant.Doina.4377
VBA32Adware.ShouQu
MAXmalware (ai score=87)
MalwarebytesMalware.AI.3122689936
TrendMicro-HouseCallTROJ_GEN.R06CH07CV21
RisingTrojan.Mlxg/NSIS!1.CBE8 (CLASSIC:bWQ1OkkLkcXKRh+8DGIbDUJrWmU)
SentinelOneStatic AI – Suspicious PE
AVGWin32:Evo-gen [Susp]
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.SchoolBoy.HyoDOnEA

How to remove Doina.4377?

Doina.4377 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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