Categories: Malware

Downloader.104 malicious file

The Downloader.104 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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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 Downloader.104 virus can do?

  • Authenticode signature is invalid

How to determine Downloader.104?


File Info:

name: 31D6FB4194C888DF2090.mlwpath: /opt/CAPEv2/storage/binaries/6d602efb01a51e406c995210e3a6db9b3ad4d1e6612f4b3d891304eb656f1e70crc32: F81A036Fmd5: 31d6fb4194c888df2090c7b8110b4496sha1: 4e8e129af06159b16bdb5e97670bc6e83529b90csha256: 6d602efb01a51e406c995210e3a6db9b3ad4d1e6612f4b3d891304eb656f1e70sha512: 781099c0da9bf382bc5a6ecfa53e00ca0f5643f7df9c9dca868e7e9ba8db092c5d8a80ae245e722610f3a0fe347e7c88529afa563b1858b1a98791dc48b443f4ssdeep: 6144:tWEwsDrnMouPHBQyyM1IYc3uAKHItl+Ci:tWEwsXnMou/BDyMzAKHI7ritype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T172243B23FB65C935E1528978AD295733B4395D34AF895063F3C0AE1C7DF26C0960AB2Bsha3_384: 658fa06fb5760dd9b16dee7066fe476de079574a5e11d8f501cb8ea4144b0a989dc917f03d4a35040d965eb18686935fep_bytes: eb1066623a432b2b484f4f4b90e9ac90timestamp: 2011-03-19 09:34:21

Version Info:

0: [No Data]

Downloader.104 also known as:

MicroWorld-eScan Gen:Variant.Downloader.104
FireEye Gen:Variant.Downloader.104
CAT-QuickHeal Trojan.Fosniw.B
Skyhigh BehavesLike.Win32.Generic.dh
ALYac Gen:Variant.Downloader.104
Cylance unsafe
Zillya Downloader.Fosniw.Win32.66890
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba TrojanDownloader:Win32/Fosniw.53900a2a
K7GW Trojan-Downloader ( 004daaeb1 )
K7AntiVirus Trojan-Downloader ( 004daaeb1 )
Arcabit Trojan.Downloader.104
BitDefenderTheta Gen:NN.ZexaF.36802.nGW@a8igr8p
VirIT Trojan.Win32.Generic.CWA
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/TrojanDownloader.Fosniw.AO
APEX Malicious
ClamAV Win.Downloader.112510-1
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Downloader.104
NANO-Antivirus Trojan.Win32.Fosniw.cqpnw
Avast Win32:Fosniw-DH [Trj]
Tencent Trojan.Win32.Fosniw.c
Emsisoft Gen:Variant.Downloader.104 (B)
F-Secure Trojan.TR/Dldr.Fosniw.B.925
DrWeb Trojan.DownLoad2.22114
VIPRE Gen:Variant.Downloader.104
TrendMicro TROJ_FOSNIW.SMWP
Sophos Troj/Fosniw-F
Jiangmin TrojanDownloader.Fosniw.aan
Webroot W32.Fosniw.Gen
Varist W32/Fosniw.F.gen!Eldorado
Avira TR/Dldr.Fosniw.B.925
Antiy-AVL Trojan[Downloader]/Win32.Fosniw
Kingsoft malware.kb.a.999
Xcitium TrojWare.Win32.TrojanDownloader.Fosniw.HOJ@4b384y
Microsoft TrojanDownloader:Win32/Fosniw.B
ViRobot Trojan.Win32.Fosniw.219648.E
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Downloader.104
Cynet Malicious (score: 99)
AhnLab-V3 Win-Trojan/Winsoft23.Gen
McAfee BackDoor-FBX
Google Detected
MAX malware (ai score=100)
VBA32 SScope.Trojan-Spy.Agent.01564
Malwarebytes Generic.Malware.AI.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_FOSNIW.SMWP
Rising Downloader.Fosniw!1.65AE (CLASSIC)
Yandex Trojan.DL.Fosniw!K24Rz6frVM8
Ikarus Trojan-Downloader.Win32.Fosniw
Fortinet W32/Fosniw.AP!tr
AVG Win32:Fosniw-DH [Trj]
DeepInstinct MALICIOUS
alibabacloud Trojan[downloader]:Win/Fosniw.AO

How to remove Downloader.104?

  • 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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