Malware

NSIS/Kryptik.O removal tips

Malware Removal

The NSIS/Kryptik.O 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 NSIS/Kryptik.O virus can do?

  • Attempts to connect to a dead IP:Port (3 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Starts servers listening on 127.0.0.1:0, 127.0.0.1:6039
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to modify desktop wallpaper
  • Creates a hidden or system file
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

ping3.teamviewer.com
master13.teamviewer.com

How to determine NSIS/Kryptik.O?


File Info:

crc32: 7E554FCD
md5: 912c9b44fd2945560bb3b479c170b0f5
name: 912C9B44FD2945560BB3B479C170B0F5.mlw
sha1: 25be37fd4fd33634cea0a17cbb369f48dd1a1e72
sha256: 6b52ea913b7eb0e3ece4410ddc5637da7f9dcbf8889302ee7e73fa220ba2c53c
sha512: 9401de71c715fa6cbd955ca73824784cd5db9cfc9535da9b8c19cd24d1f4c9f4b28b203f474e9301f8e9a9b4d538a19bfa49da6fcf5142d8e3f56d2bdad5ae5e
ssdeep: 49152:MHn+XHE+KP3XQqNXqlfMFEwNCBZgJgJPEYKrNh21HXp+FiuVWVRAy03jzzZXPnB:MeXHg96VVeCngJKMYK215+Vtygj/ZvB
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileVersion: 2.4.2.0
Translation: 0x0409 0x04e4

NSIS/Kryptik.O also known as:

K7AntiVirusTrojan ( 0057f8e51 )
LionicTrojan.Win32.TheRat.l!c
DrWebTrojan.Siggen14.42980
SangforTrojan.Win32.Wacatac.B
CrowdStrikewin/malicious_confidence_60% (W)
K7GWTrojan ( 0057f8e51 )
CyrenW32/Trojan.GYGE-8101
SymantecTrojan.Gen.MBT
ESET-NOD32NSIS/Kryptik.O
APEXMalicious
AvastWin32:Trojan-gen
KasperskyHEUR:Trojan-Spy.Win32.TheRat.gen
SophosMal/Generic-S
McAfee-GW-EditionArtemis!Trojan
FireEyeGeneric.mg.912c9b44fd294556
AviraTR/AD.RMSRatKit.npwdq
MicrosoftTrojan:Linux/Multiverze
ZoneAlarmHEUR:Trojan-Spy.Win32.TheRat.gen
GDataWin32.Trojan.Agent.ISTVJK
McAfeeArtemis!912C9B44FD29
AVGWin32:Trojan-gen
Qihoo-360Win32/Trojan.Generic.HoMASYsA

How to remove NSIS/Kryptik.O?

NSIS/Kryptik.O 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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