Trojan

Trojan:MSIL/CryptInject!rfn (file analysis)

Malware Removal

The Trojan:MSIL/CryptInject!rfn 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 Trojan:MSIL/CryptInject!rfn 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 Trojan:MSIL/CryptInject!rfn?


File Info:

crc32: 8E32D90B
md5: 5936bd4af1f1d0ca5b4311b0f9986874
name: onetap.exe
sha1: 20cadce13e7757e2b39fce125a4efcd8d3d378d0
sha256: 3f133e0adb25a0d7ef4864d84e36c259ffe7f6ef5e9cf3f76f7a780cdf17278f
sha512: 2a5ebb6590c5e5f615a3aef8feb98521e1ebcc69615c0231cf6a56a7aae32c136641633cc8dbe5d4cdf86490f3771f887b687a315168315351a20360d2a26b8c
ssdeep: 6144:uMfWD1qShT6JGyqW5qUv7HkThZBDt3JKLG3lX/hz07fmaI1SR4288fKhicG8X:nWw/JPqWgUv4TBDzKq5Aqh1SRX88fQlX
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

LegalCopyright:
FileVersion: 7.0.0.0
FileDescription: description
Translation: 0x0409 0x0000

Trojan:MSIL/CryptInject!rfn also known as:

DrWebTrojan.PWS.Siggen2.30713
MicroWorld-eScanTrojan.GenericKD.42097876
FireEyeGeneric.mg.5936bd4af1f1d0ca
CAT-QuickHealTrojan.MsilFC.S8706865
ALYacTrojan.GenericKD.42097876
CylanceUnsafe
SangforMalware
K7AntiVirusTrojan ( 0051ed981 )
BitDefenderTrojan.GenericKD.42097876
K7GWTrojan ( 0051ed981 )
Cybereasonmalicious.af1f1d
TrendMicroTROJ_GEN.R007C0DC420
BitDefenderThetaGen:NN.ZemsilF.34104.wm2@aWSKSdk
CyrenW32/Trojan.NRGS-3248
SymantecTrojan.Dropper
APEXMalicious
Paloaltogeneric.ml
GDataTrojan.GenericKD.42097876
KasperskyHEUR:Trojan-PSW.MSIL.Azorult.gen
AlibabaTrojanPSW:Win32/Skeeyah.9c7f61b9
NANO-AntivirusTrojan.Win32.Azorult.fzivjl
AegisLabTrojan.MSIL.Azorult.i!c
TencentMsil.Trojan-qqpass.Qqrob.Svhm
Ad-AwareTrojan.GenericKD.42097876
SophosMal/Generic-S
ComodoMalware@#1g58lwib2pmzu
F-SecureTrojan.TR/Dropper.Gen2
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
Trapminesuspicious.low.ml.score
EmsisoftTrojan.GenericKD.42097876 (B)
SentinelOneDFI – Suspicious PE
MaxSecureTrojan.Malware.73815250.susgen
AviraHEUR/AGEN.1042450
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D2825CD4
SUPERAntiSpywareBackdoor.Bot/Variant
ZoneAlarmHEUR:Trojan-Downloader.Win32.Agent.gen
MicrosoftTrojan:MSIL/CryptInject!rfn
Acronissuspicious
McAfeeArtemis!5936BD4AF1F1
MAXmalware (ai score=83)
MalwarebytesSpyware.PredatorTheThief
ESET-NOD32NSIS/TrojanDropper.Agent.CQ
TrendMicro-HouseCallTROJ_GEN.R007C0DC420
YandexTrojan.Kryptik!L3gfDYWieeI
IkarusTrojan.MSIL.Crypt
eGambitUnsafe.AI_Score_56%
FortinetW32/Agent.CQ!tr
WebrootW32.Trojan.Gen
AVGWin32:Malware-gen
AvastWin32:Malware-gen
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Trojan.PSW.a72

How to remove Trojan:MSIL/CryptInject!rfn?

Trojan:MSIL/CryptInject!rfn 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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