YARAify Scan Results

You are viewing the YARAify database entry for the file with the SHA256 hash 28b9d5c6c33d66aa6616d7951298da1ccbbeddb7ad412a9bc2f74a1bcce9ef1a.

Scan Results

SHA256 hash: 28b9d5c6c33d66aa6616d7951298da1ccbbeddb7ad412a9bc2f74a1bcce9ef1a
File size:1'613'312 bytes
File download: Original
MIME type:application/x-dosexec
MD5 hash: 03b04d8646a7288cbacd9a12a2a3b3f9
SHA1 hash: d0c029431a060a0f6093a5c65d579b7c27182170
SHA3-384 hash: 1f1c3805b8ef3ab86a10761c727ae6a7eee532d7216c1af175164430468375fd9259ed3999e2f753f8147447c92dc661
First seen:2026-04-12 16:59:26 UTC
Last seen:Never
Sightings:1
imphash : d01a7545c1c101bcb1cd3565a8d03354
Create hunting rule
ssdeep : 24576:gJ4mwQRthy199MVAPB34Yz7KEMdX6keYnAcerp:a44hy1/sAiYPKEnSG
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:f6a79ba9-3690-11f1-bfeb-42010aa4000b
File name:03b04d8646a7288cbacd9a12a2a3b3f9
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:Check_OutputDebugStringA_iat
Create hunting rule
TLP:TLP:WHITE
Repository:
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:TLP:WHITE
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:classified
Author:classified
Description:classified
Reference:classified
TLP :TLP:AMBER
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
TLP:TLP:WHITE
Repository:
Rule name:pe_detect_tls_callbacks
Create hunting rule
Author:
TLP:TLP:WHITE
Repository:YARAify
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
TLP:TLP:WHITE
Repository:
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.