About “Trojan.Win32.Ekstak.amigv” infection

The Trojan.Win32.Ekstak.amigv 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 Trojan.Win32.Ekstak.amigv 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
• Anomalous file deletion behavior detected (10+)
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• Drops a binary and executes it
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Transacted Hollowing
• Collects and encrypts information about the computer likely to send to C2 server
• Creates a hidden or system file
• Likely virus infection of existing system binary

How to determine Trojan.Win32.Ekstak.amigv?

File Info:
name: B8B3588849EE0FCCC699.mlw
path: /opt/CAPEv2/storage/binaries/7e1d3b1e135ba7fb2b216b708070bb6da6b58d7f6a0856de68285dd6891c5fb0
crc32: 44BDB3F5
md5: b8b3588849ee0fccc699b4cea555834b
sha1: 77b8ad40a195959bf8749ac3278b23b1eb7899f1
sha256: 7e1d3b1e135ba7fb2b216b708070bb6da6b58d7f6a0856de68285dd6891c5fb0
sha512: 495fbb1cae129c886f8809d14b16d37445c8bc74d7a93fd2bbbf1f7ca605b50f15492efa967f2073b2a3d00e4da6aa4c4fcb28e17142395a4ae78343ffb35672
ssdeep: 196608:WoZ3MOceMTCdttfPc7SgfMeFpDqnPKADwk0LEu:zc3CtnQSgEKcz30j
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C56633226E81EB7EC45156722F437B6D93B2BD20287E970A37EF76169D360500AFF601
sha3_384: a7d03ec36fb357586a012a83eaa61c0ec59dc1a0e48ce13bff019dbed58a2c0e8b7958e9d16fee1179acb15445a9b99b
ep_bytes: 558bec83c4cc53565733c08945f08945
timestamp: 1992-06-19 22:22:17

Version Info:
Comments: This installation was built with Inno Setup.
CompanyName: Bisvin, LLC                                                 
FileDescription: Bisvin Disk Cleaner Free                                    
FileVersion: 1.2.0.17            
LegalCopyright:                                                                                                     
Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.amigv also known as:

How to remove Trojan.Win32.Ekstak.amigv?

• 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.