Trojan

Trojan-Dropper.Win32.Sysn.cirf removal guide

Malware Removal

The Trojan-Dropper.Win32.Sysn.cirf 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 Trojan-Dropper.Win32.Sysn.cirf virus can do?

  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • Attempts to execute a binary from a dead or sinkholed URL
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Creates a hidden or system file
  • Attempts to disable Windows Defender
  • Attempts to create or modify system certificates
  • Uses suspicious command line tools or Windows utilities

How to determine Trojan-Dropper.Win32.Sysn.cirf?


File Info:

crc32: 94F3F7A4
md5: f69a1458d72798fd11c960027c44d6f1
name: F69A1458D72798FD11C960027C44D6F1.mlw
sha1: ffb6656801eadfc6f9e438b4d0087b532a1c0d5f
sha256: 7b324ada9d49164fc6b817bc34cf825ef2668c89d18bb79d15fa4869df6c516f
sha512: 1a13481cf3c6ff3e44907d055501c595f2e27ad3e84c14711b3f8390c126d5caa7b7014a59b39496421da625aa3f2c6dcad80741a1e8d40cb27810b8c3e9f781
ssdeep: 49152:81qUuEYVtWLTSgUFS2teqczP5b5yCkFqRdMe94:81EdVaSgUBtevyfcRR4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 Alexander Roshal 1993-2010
InternalName: WinRAR Installer
FileVersion: 5.40
CompanyName: Alexander Roshal
Builder: 19:27:31
Created: v3.1.0.18
ProductName: WinRAR Installer
ProductVersion: 5.40
FileDescription: WinRAR Installer
OriginalFilename: SetupWinRAR.exe
Translation: 0x0000 0x04b0

Trojan-Dropper.Win32.Sysn.cirf also known as:

BkavW32.AIDetect.malware1
K7AntiVirusRiskware ( 0040eff71 )
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.30508444
CylanceUnsafe
ZillyaDropper.Sysn.Win32.7137
SangforTrojan.Win32.Sysn.dneew
AlibabaTrojanDropper:Win32/MulDropper.f33fe515
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.8d7279
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Dropper.Win32.Sysn.cirf
BitDefenderTrojan.GenericKD.30508444
MicroWorld-eScanTrojan.GenericKD.30508444
TencentWin32.Trojan-dropper.Sysn.Edxi
Ad-AwareTrojan.GenericKD.30508444
SophosMal/Generic-S
ComodoMalware@#19dh0y7kfcbi0
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Ransomware.tc
FireEyeTrojan.GenericKD.30508444
EmsisoftTrojan.GenericKD.30508444 (B)
MicrosoftTrojan:Win32/Occamy.B
ArcabitTrojan.Generic.D1D1859C
AegisLabTrojan.Win32.Sysn.4!c
GDataTrojan.GenericKD.30508444
McAfeeArtemis!F69A1458D727
MAXmalware (ai score=94)
VBA32TrojanDropper.Sysn
PandaTrj/CI.A
YandexTrojan.DR.Sysn!D1AfAWSmkcQ
IkarusTrojan.MulDropper
FortinetW32/Sysn.CIRF!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/TrojanDropper.Sysn.HgIASOoA

How to remove Trojan-Dropper.Win32.Sysn.cirf?

Trojan-Dropper.Win32.Sysn.cirf 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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