MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b4e2a808f57fc407bc2c7b7d3c6c42ca0e358d23bc6c6d4b49865ba3abd2d237. 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: 7
| SHA256 hash: | b4e2a808f57fc407bc2c7b7d3c6c42ca0e358d23bc6c6d4b49865ba3abd2d237 |
|---|---|
| SHA3-384 hash: | 547384cc30f575f20b359775a8d93696272a3add638b46bc34c096f6d78b8eca9e49cb81d138f493cd60f8017fc6f128 |
| SHA1 hash: | efcb4fbb0332ded86eead25360c0ca1f40e8fb2d |
| MD5 hash: | 507a2810525984cec33ff8a91449215c |
| humanhash: | salami-foxtrot-india-papa |
| File name: | armv7l |
| Download: | download sample |
| Signature | Mirai |
| File size: | 580'028 bytes |
| First seen: | 2026-10-06 17:31:29 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 12288:POLJgVOjod6dwm82UX0+w7kzRcvouBktpW6k0a0GpRV9vsYE:qsEsOYk0Es |
| TLSH | T130C419B6FD41D991C5D42ABEFB5EC2C833030378C3EA71429D06872569DF69A0E3DA91 |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf mirai |
Intelligence
File Origin
# of uploads :
1
# of downloads :
116
Origin country :
DEVendor Threat Intelligence
No detections
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creates directories in a system directory
Sends data to a server
Collects information on the RAM
Locks files
DNS request
Sets a written file as executable
Connection attempt
Changes access rights for a written file
Runs as daemon
Kills processes
Launching a process
Manages services
Creating a file
Receives data from a server
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
base64 expand lolbin rust
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.32.le
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Trojan.Generic
Status:
Suspicious
First seen:
2026-10-06 17:32:22 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 24 (33.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
command_and_control credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Reads MAC address of network interface
Reads system routing table
Outbound SSH connection to public host
Contacts a large (647) amount of remote hosts
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
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: | BLOWFISH_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | ELF_Packer_Dropper_Fileless_Armhf |
|---|---|
| Author: | Serhii Kocherhan |
| Description: | Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts. |
| Rule name: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | golang |
|---|
| Rule name: | LIN_Malware_Unknown_ForgeAuto_0daebbb8 |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Unknown (elf, etat binaire) |
| Rule name: | LIN_Malware_Unknown_ForgeAuto_43efb4f0 |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Unknown (elf, etat binaire) |
| Rule name: | LIN_Malware_Unknown_ForgeAuto_7213850f |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Unknown (elf, etat binaire) |
| Rule name: | NSVPS_Hydra_SSH_Bruteforce |
|---|---|
| Author: | sanad (NSVPS-SOC) |
| Description: | Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | telebot_framework |
|---|---|
| Author: | vietdx.mb |
| 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: | unixredflags3 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for UNIX red flags |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
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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