MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 90d19f52fa0ea59ab053b59ecbe6e438e0c81e0aba561e7dfd9a90226c054c8b. 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: 6
| SHA256 hash: | 90d19f52fa0ea59ab053b59ecbe6e438e0c81e0aba561e7dfd9a90226c054c8b |
|---|---|
| SHA3-384 hash: | 49cc6206ba6af4d2a5c28a83221314ea3366d687b527dd86daff1d1bc3a7796eff4183a1f218606ff716fa7c30b1b326 |
| SHA1 hash: | d71de4c4b3f5569015fb640ce4bdb7e3e8145494 |
| MD5 hash: | 088306c5233173a96e565cb5634aa72f |
| humanhash: | five-echo-princess-lithium |
| File name: | 90d19f52fa0ea59ab053b59ecbe6e438e0c81e0aba561e7dfd9a90226c054c8b.elf |
| Download: | download sample |
| Signature | Mirai |
| File size: | 165'612 bytes |
| First seen: | 2026-08-26 20:46:20 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 3072:0CSPDY5MpR7Ae+fbExSsi7G+xM6kMYtIwu1EssMZc/T03ImIys61X1h5oP:QPDYypebflo5ntIREssMOgh5oP |
| TLSH | T12CF38DC169A3D0F2E667497A436BA31A8732D433011AD951F73E6C386F06150E7BB79C |
| telfhash | t1fb6139f82e7b0cecb7909805e20e5b11be0e577b246036f705a3557532bba4152b7c39 |
| 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 |  whack_sh |
| Tags: | elf exe mirai whack.sh |
Intelligence
File Origin
# of uploads :
1
# of downloads :
148
Origin country :
USVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
Removes directories from a subdirectory of a temporary directory
Connection attempt
Creating a file in the %temp% subdirectories
Sets a written file as executable
Creating a file in the %temp% directory
Receives data from a server
Collects information on the OS
Kills processes
Creating a process from a recently created file
Creates directories in a temporary directory
Creates directories in a subdirectory of a temporary directory
Creating a file
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
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
bashlite mirai
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Score:
100%
Verdict:
Malware
File Type:
ELF
Gathering data
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation rootkit
Behaviour
Command and Scripting Interpreter: Unix Shell
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Creates/modifies Cron job
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Reads list of loaded kernel modules
File and Directory Permissions Modification
Deletes itself
Executes dropped EXE
Loads a kernel module
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: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | ELF_IoT_Persistence_Hunt |
|---|---|
| Author: | 4r4 |
| Description: | Hunts for ELF files with persistence and download capabilities |
| Rule name: | ELF_Toriilike_persist |
|---|---|
| Author: | 4r4 |
| Description: | Detects Torii IoT Botnet (stealthier Mirai alternative) |
| Reference: | Identified via researched data |
| Rule name: | F01_s1ckrule |
|---|---|
| Author: | s1ckb017 |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | Linux_Rootkit_Generic_61229bdf |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_5bf62ce4 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_5f7b67b8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_cc93863b |
|---|---|
| Author: | Elastic Security |
| 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 |
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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