MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3df4a3f6a4ea570ee1917103fab9f146fc5ecceed46c0b6077e8371d1ea2fcbe. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Mirai
Vendor detections: 9
| SHA256 hash: | 3df4a3f6a4ea570ee1917103fab9f146fc5ecceed46c0b6077e8371d1ea2fcbe |
|---|---|
| SHA3-384 hash: | 4ef1f56f3c6cef96a6a05589a529a7ae8fb3c34b81234736ec303b96ecd63005c96292160044e176e8216384092229f7 |
| SHA1 hash: | e50f96823251eb4ae79e3f444db6be8062ac73cf |
| MD5 hash: | aa5c0c8427fa7197cf265191f44e3eb2 |
| humanhash: | minnesota-winner-georgia-football |
| File name: | reaver.x86_64 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 69'564 bytes |
| First seen: | 2026-09-04 22:06:50 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 1536:tP+AXzPWNk5Yb+orY9Q48A2boM/vBlA2SuAMwzmxJq8bC6nmtPgU:V+eg638t8M/wrqJD2P |
| TLSH | T16C630276412669BAD62B68B33CAC5484E66C6C076D1877FF0B0C260F44BCF1B8572E46 |
| TrID | 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1) |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf UPX |
UPX packed
This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.
| File size (compressed) : | 69'564 bytes |
|---|---|
| File size (de-compressed) : | 154'064 bytes |
| Format: | linux/amd64 |
| Unpacked file: | 29ebe9906064b9935afbbe6c3783f546098342128d767ed3c9730565df2329a2 |
Intelligence
File Origin
# of uploads :
1
# of downloads :
75
Origin country :
DEVendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Connection attempt
Sets a written file as executable
Creates or modifies symbolic links
Changes owner for a written file
DNS request
Deletes a file
Kills processes
Changes access rights for a written file
Gains root access
Creating a file
Opens a port
Changes the time when the file was created, accessed, or modified
Launching a process
Deleting a recently created file
Runs as daemon
Sends data to a server
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Writes files to system subdirectory
Creates or modifies files to set up autorun
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
packed upx
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
18
Number of processes launched:
18
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
Behaviour
Persistence
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
Verdict:
Malicious
Result
Threat name:
Gafgyt, Mirai, Xmrig
Detection:
malicious
Classification:
spre.troj.evad.mine
Score:
100 / 100
Signature
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Found malware configuration
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Protects files from modification
Sample deletes itself
Sample is packed with UPX
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Uses dynamic DNS services
Writes identical ELF files to multiple locations
Yara detected Gafgyt
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Trojan.PkexecExploit
Status:
Malicious
First seen:
2026-09-04 22:07:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation upx
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Modifies Bash startup script
UPX packed file
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
Modifies the /etc/hosts DNS resolution file
Please note that we are no longer able to provide a coverage score for Virus Total.
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | SUSP_ELF_LNX_UPX_Compressed_File |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects a suspicious ELF binary with UPX compression |
| Reference: | Internal Research |
| Rule name: | TH_Generic_MassHunt_Linux_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Linux malware mass-hunt rule - 2026 |
| Reference: | https://cyfare.net/ |
| Rule name: | upx_packed_elf_v1 |
|---|---|
| Author: | RandomMalware |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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