YARAify Scan Results

You are viewing the YARAify database entry for the file with the SHA256 hash c83e3bd5e6e0209da2b71bebd28278e8385cd9c38fb32dd35f68aa1916540a91.

Scan Results

SHA256 hash: c83e3bd5e6e0209da2b71bebd28278e8385cd9c38fb32dd35f68aa1916540a91
File size:1'770'496 bytes
File download: Original
MIME type:application/x-dosexec
MD5 hash: 258f4057841f81d669a650dfc3b21cb9
SHA1 hash: f90cb1b03491bfd54d82574cbc42385716bd613f
SHA3-384 hash: 3d30641d952e19a851662cffe1bfc55bab847d1069dbde824ba87b8a2998ca22f1e860bd148b63fa9ec2ed62df90d8ec
First seen:2026-04-12 17:00:09 UTC
Last seen:Never
Sightings:1
imphash : 41d93aed02d7a4dcb703dee9ebeb7f6c
Create hunting rule
ssdeep : 24576:zpL4Q4y94x7ZWe6b1B5I2M62kM0s1vt2txc/viVl1IORNfLc1Yz7KEMdX6keYnAf:lL4Q3S9b6b1UA9MP3OR5c1YPKEnSG
TLSH :n/a
telfhash :n/a
gimphash :n/a
dhash icon :n/a

Tasks

There are 1 tasks on YARAify for this particular file. The 10 most recent ones are shown below.

Task Information

Task ID:104218d9-3691-11f1-bfeb-42010aa4000b
File name:258f4057841f81d669a650dfc3b21cb9
Task parameters:ClamAV scan:True
Unpack:False
Share file:True

ClamAV Results

The file matched the following open source and commercial ClamAV rules.

Signature:SecuriteInfo.com.Win32.Expiro-3.UNOFFICIAL
Create hunting rule

YARA Results

Static Analysis

The following YARA rules matched on the file (static analysis).

Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
TLP:TLP:WHITE
Repository:YARAify
Rule name:pe_detect_tls_callbacks
Create hunting rule
Author:
TLP:TLP:WHITE
Repository:YARAify
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/
TLP:TLP:WHITE
Repository:YARAify
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
TLP:TLP:WHITE
Repository:YARAify

Unpacker

The following YARA rules matched on the unpacked file.

Unpacked Files

The following files could be unpacked from this sample.