Win32/Kryptik.APBS removal

The Win32/Kryptik.APBS 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.

What Win32/Kryptik.APBS virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Mimics the system’s user agent string for its own requests
• Possible date expiration check, exits too soon after checking local time
• Dynamic (imported) function loading detected
• At least one IP Address, Domain, or File Name was found in a crypto call
• Performs HTTP requests potentially not found in PCAP.
• Enumerates running processes
• 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
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Russian
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Code injection with CreateRemoteThread in a remote process
• Deletes its original binary from disk
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• Attempts to modify proxy settings
• Attempts to modify browser security settings
• Harvests credentials from local FTP client softwares
• Anomalous binary characteristics

How to determine Win32/Kryptik.APBS?

File Info:
name: A0DD721DA26752324C6B.mlwpath: /opt/CAPEv2/storage/binaries/8dbc153569d19fd86ac925e2c2279ac82a2d3d2d8a7f6c11e8e828d47fac54b2crc32: 4859C672md5: a0dd721da26752324c6b180450c401e0sha1: 75d4b7156fc069fa876c8f4388c3710cd0fa153csha256: 8dbc153569d19fd86ac925e2c2279ac82a2d3d2d8a7f6c11e8e828d47fac54b2sha512: fce215ff3aad5d25c7c17327ac6625e12c088fb9e73252b523e8be405f899aef9860eec8d0258c4b677f94bc08f8afd9574698afb6e2b500a8b2e100445b6ce8ssdeep: 3072:giZzAccFXAUbHyOEUdAxsym/YlG5LyTVMX8BxOIAO4RMeRtU6tbGA0dLwoRftvz:giZEtFQUOqA6yDAgXB4IABVRtU6NGA0Jtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T11A1402563CA420D7D73B1ABC64AC97C9A14CED061BA27F8FB928ED605C8459ED307327sha3_384: c33ad092fbf13a062237b820fbf55834748949461710c20b828241de9ead568c4c8c66f653228c0f4fa48c643ebbfa45ep_bytes: 833d6cb4420000752b8b155db4420085timestamp: 1992-06-19 04:10:01
Version Info:
0: [No Data]

Win32/Kryptik.APBS also known as:

How to remove Win32/Kryptik.APBS?

• 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.