Backdoor

What is “Backdoor:Win32/BackOrifice.41472.A”?

Malware Removal

The Backdoor:Win32/BackOrifice.41472.A 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 Backdoor:Win32/BackOrifice.41472.A virus can do?

  • Creates RWX memory
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Backdoor:Win32/BackOrifice.41472.A?


File Info:

crc32: 1AF77D91
md5: d6a3d74a9569d5ba0704ded20eeeba6b
name: D6A3D74A9569D5BA0704DED20EEEBA6B.mlw
sha1: 1ee58b0432de36306bf2e1ba74688a981799811a
sha256: 3a529dc462003220f9a04b2b17371d3c3fda7e21d666b012ef5417e1cc4b90a1
sha512: bfbddce511a6d026bc422c1b7f825adf03cdaa43e999e5d01182a8969ff1e57a02cf91126a5678d62017a52fcfa6319b884af1fc0165090044636151d69f8257
ssdeep: 6144:WUyOqzEtGSZMat/rcMBKJRf8wIFeuinY/e34FtaAlyC6tOqS8C1YqggNBPTB:Zy1SGy1kRf8wIeY/c4zlyC6wn88YZcBd
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/BackOrifice.41472.A also known as:

K7AntiVirusRiskware ( 0040eff71 )
LionicTrojan.Win32.Joiner.b!c
DrWebTrojan.Oriff
CynetMalicious (score: 99)
ALYacGen:Trojan.Heur.yqZ@HDq!@dni
CylanceUnsafe
ZillyaDropper.Joiner.Win32.3335
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.a9569d
CyrenW32/Back_Orifice.41472.A
SymantecBackOrifice.Trojan
ESET-NOD32TrojanRunner.C
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Orifice-4
KasperskyTrojan-Dropper.Win32.Joiner.c
BitDefenderGen:Trojan.Heur.yqZ@HDq!@dni
NANO-AntivirusTrojan.Win32.Joiner.dioh
ViRobotBackdoor.Win32.BO.41472
MicroWorld-eScanGen:Trojan.Heur.yqZ@HDq!@dni
TencentMalware.Win32.Gencirc.10c897fb
Ad-AwareGen:Trojan.Heur.yqZ@HDq!@dni
SophosMal/Generic-R + Troj/BO-dropper
ComodoTrojWare.Win32.BO.Plugin.2_0@1ifh
BitDefenderThetaAI:Packer.70DBCCDA1C
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_JOINER.A
McAfee-GW-EditionBehavesLike.Win32.VirRansom.fc
FireEyeGeneric.mg.d6a3d74a9569d5ba
EmsisoftGen:Trojan.Heur.yqZ@HDq!@dni (B)
JiangminTrojanDropper.Win32.Joiner.c
AviraTR/Orifice.Addon
eGambitUnsafe.AI_Score_94%
Antiy-AVLTrojan/Generic.ASMalwS.1D038
MicrosoftBackdoor:Win32/BackOrifice.41472.A
ZoneAlarmTrojan-Dropper.Win32.Joiner.c
GDataGen:Trojan.Heur.yqZ@HDq!@dni
AhnLab-V3Win-Trojan/BO.41472
McAfeeMultiDropper-T
MAXmalware (ai score=83)
VBA32Backdoor.BO.SilkRope
MalwarebytesMalware.AI.3053077105
PandaTrj/Runner.C
TrendMicro-HouseCallTROJ_JOINER.A
YandexTrojan.GenAsa!SuoXHrx0APg
IkarusTrojan-Dropper.Win32.Joiner.C
FortinetW32/Dropper.OAQ!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Backdoor.Generic.HykCEpsA

How to remove Backdoor:Win32/BackOrifice.41472.A?

Backdoor:Win32/BackOrifice.41472.A 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.

Leave a Comment