What is “Trojan-Dropper.Win32.Agent.bjykra”?

The Trojan-Dropper.Win32.Agent.bjykra 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 Trojan-Dropper.Win32.Agent.bjykra virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Anomalous file deletion behavior detected (10+)
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• 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
• Uses Windows utilities for basic functionality
• Anomalous binary characteristics

How to determine Trojan-Dropper.Win32.Agent.bjykra?

File Info:
name: 438F6B57BF659DA9C821.mlwpath: /opt/CAPEv2/storage/binaries/573add5843e5b7979c037e748b4294d52f0d9ee980d144d5baf4636d8fb19f50crc32: 735E5D75md5: 438f6b57bf659da9c82106b528ff8ff6sha1: 044f61d5fe31f62a7fc1907c1e11ba9ad1defa05sha256: 573add5843e5b7979c037e748b4294d52f0d9ee980d144d5baf4636d8fb19f50sha512: 2419de18aecca74c93e31e984d60f962956ce8707ab97e04c2607af768fe9fead575b2a4c00e3b3a4ca7f2244aacffa49054daf43e4b12dce191f85dd6e40bbcssdeep: 196608:itZpvwHiNBHSCYRW4QnjDK9dfvJms3J3JckOCFW:QpvVByDW48K9d5mkcFCFWtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16476333016018472D0A60ABB6883CBF7F5397D049BECD45E63DD9E0B5C323929EA57E6sha3_384: 4e47562fdfbdca3d181c1f38e62e68038b9cd0d5dc662e7688f92f9a68004ce22fa532bc05573c9585ca610fe52e21c1ep_bytes: 558bec83c4f0b888534200e824f2fdfftimestamp: 1992-06-19 22:22:17
Version Info:
Comments: CompanyName: KRKSoft                                                     FileDescription: Directory Lister 2.32 Installation                          FileVersion: 2.32                LegalCopyright: KRKSoft                                                                                             Translation: 0x0409 0x04e4

Trojan-Dropper.Win32.Agent.bjykra also known as:

How to remove Trojan-Dropper.Win32.Agent.bjykra?

• 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.