Trojan.AutoIt.Skeeyah.A (file analysis)

The Trojan.AutoIt.Skeeyah.A 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.AutoIt.Skeeyah.A virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• 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.
• A process attempted to delay the analysis task.
• 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.
• Reads data out of its own binary image
• A process created a hidden window
• CAPE extracted potentially suspicious content
• 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
• Attempts to remove evidence of file being downloaded from the Internet
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Behavioural detection: Transacted Hollowing
• Installs itself for autorun at Windows startup
• Exhibits behavior characteristic of Nanocore RAT
• Creates a hidden or system file
• Attempts to bypass application whitelisting by copying and persisting .NET utility
• Attempts to bypass application whitelisting by executing .NET utility in a suspended state, potentially for injection
• CAPE detected the NanoCore malware family
• Detects Bochs through the presence of a registry key
• Creates a copy of itself
• Collects information to fingerprint the system

How to determine Trojan.AutoIt.Skeeyah.A?

File Info:
name: 26212810DA48597FE24D.mlw
path: /opt/CAPEv2/storage/binaries/cf35eb223ba04ca9e20b8cba71def6f0a813547dddb44f38ca7167432eb47d5d
crc32: 2A35B061
md5: 26212810da48597fe24dacabed22d445
sha1: c507783af4115b2cc918efa52ae3981ac96bcf5c
sha256: cf35eb223ba04ca9e20b8cba71def6f0a813547dddb44f38ca7167432eb47d5d
sha512: f748008628948344d4daaf84a34332bed8f77424f0e94ec517a885ee3aef8ffa2d032dc4c636e764db137064a10fc93ad2fd8db78bfd3a698aeb4bfcd2e8c666
ssdeep: 24576:lAHnh+eWsN3skA4RV1Hom2KXMmHa8yR4M9vV1le3rgdMeUu/8CBs295:Uh+ZkldoPK8Ya8yR4WvZekCeUHs
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T11D75DF0273E6C032FFAB92739B69F64156BC79254123852F13982DB9BC701B2267D763
sha3_384: 496e66c759546c8018fbf5fe4db481837defec98c50db67a3c196f11d50b34bbf7d430e08e605b2b91c00dfbf203d2f1
ep_bytes: e8c8d00000e97ffeffffcccccccccccc
timestamp: 2020-02-22 00:50:13

Version Info:
Translation: 0x0809 0x04b0

Trojan.AutoIt.Skeeyah.A also known as:

How to remove Trojan.AutoIt.Skeeyah.A?

• 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.