MSIL/Injector.FNK malicious file

The MSIL/Injector.FNK 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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What MSIL/Injector.FNK virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Attempts to connect to a dead IP:Port (1 unique times)
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Enumerates running processes
• Reads data out of its own binary image
• A process created a hidden window
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Code injection with CreateRemoteThread in a remote process
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Collects information to fingerprint the system

How to determine MSIL/Injector.FNK?

File Info:
name: FE823215928DEAA192E7.mlw
path: /opt/CAPEv2/storage/binaries/eabd37dc0557f19ea539c0ec09ac83e17c7c80e0462c34736aae8177763ec337
crc32: 0458E92E
md5: fe823215928deaa192e7bc822ebc72c0
sha1: 43e6976ec33934cd88fbe4d05d770638f6efbfed
sha256: eabd37dc0557f19ea539c0ec09ac83e17c7c80e0462c34736aae8177763ec337
sha512: bdbfc92ba0ede55a807a062190becc083a850d193d4f195ae73dd20111d168c328c496283badd1a5976c28be2e2b729d4027ed9e2509ef517287bc258a479686
ssdeep: 3072:GovCtEYoOTmswoqXtlrBzzAUZ9M8xS6Lb27BTu0l6qwZKqbUevfUa9d:tSHmRRBvAV8xSDBTJH5NAd
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1485412F0D7C142A9F81D5B3DC5526C93A2B9FE2096504FAE549DC60B398370F483AEA7
sha3_384: 856c598485be7d821ec4dcd4eabb71d3b9cdc80ed3be7587dae0f5710c6c415cf5eee4a8464beb7007a65380f047880d
ep_bytes: ff250020400000000000000000000000
timestamp: 2014-09-29 07:19:50

Version Info:
Translation: 0x0000 0x04b0
FileDescription:  
FileVersion: 3.0.0.0
InternalName: iIpHPrHdaRqX.exe
LegalCopyright: (C) oTPFjl
OriginalFilename: iIpHPrHdaRqX.exe
ProductVersion: 3.0.0.0
Assembly Version: 3.0.0.0

MSIL/Injector.FNK also known as:

How to remove MSIL/Injector.FNK?

• 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.