Trojan

TrojanDownloader.Bitser information

Malware Removal

The TrojanDownloader.Bitser 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.
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What TrojanDownloader.Bitser virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Anomalous binary characteristics

How to determine TrojanDownloader.Bitser?


File Info:

crc32: 27DCBB35
md5: ea398096801e2923a469c85314900179
name: EA398096801E2923A469C85314900179.mlw
sha1: 2a6979f9d539a8d7f9fe81fb2f26de4d8a817911
sha256: 083b1363d68648bdc30e89628660b8b6ce9ed91bcef2af5ce3549d79bffd1fdc
sha512: 3f74b19b4a62e43862995d2a48bcba0f7b8170da17cefd8695cfbd65003b50bcc60ff1600643bd08a4a6f739c0631d9ba17ff78e56c0b82073778a806ac5a58a
ssdeep: 196608:Cz4A4fNbrWvbcbO0UHkDUgyOrgZK0obzL/8LIXz7qawnZ0FdfwBHcHssQQ3bt4wO:Cz4A8NvWIqOJqpobv8EyheFdYBHDICwO
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

TrojanDownloader.Bitser also known as:

DrWebTrojan.BPlug.3926
MalwarebytesMalware.AI.1214166004
ZillyaDownloader.Bitser.Win32.1913
SangforTrojan.Win32.Bitser.gen
CrowdStrikewin/malicious_confidence_60% (D)
AlibabaTrojanDownloader:Win32/Bitser.1b15b348
SymantecTrojan.Gen.MBT
AvastWin32:Malware-gen
ClamAVWin.Malware.Bitser-9873558-0
KasperskyHEUR:Trojan-Downloader.Win32.Bitser.gen
TencentWin32.Trojan-downloader.Bitser.Akez
McAfee-GW-EditionBehavesLike.Win32.Dropper.rc
FireEyeGeneric.mg.ea398096801e2923
AviraHEUR/AGEN.1138824
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Wacatac.B!ml
McAfeeArtemis!EA398096801E
VBA32TrojanDownloader.Bitser
RisingTrojan.PSRunner/NSIS!1.D5F9 (CLASSIC)
IkarusTrojan.Wdfload
FortinetNSIS/Bitser.BD3!tr
AVGWin32:Malware-gen

How to remove TrojanDownloader.Bitser?

TrojanDownloader.Bitser 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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