MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59. 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


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59
SHA3-384 hash: d409c2a7e98ab9d4004c7395109a58b0ca2cd0aa5a1e0b8a4afad18db468881c7b76c1f4d54cc4777a40ae7e9e75e05b
SHA1 hash: 732cc19530ac410012d0a178da9ef2aad5814c04
MD5 hash: 383202739aa908b3a52d9f2186b351d0
humanhash: aspen-violet-nebraska-king
File name:mips.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:122'912 bytes
First seen:2025-11-22 09:55:47 UTC
Last seen:2025-11-22 14:36:35 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:5GA/SmaNo74vq8O4R6rGtQOGA0/V74uTZERIkK+whoehSdSZenKemHBnk:77ovq8O+6uGA0/VxTSIkKTHeMBnk
TLSH T1F9C3C61D7E215F7DF3A8823443B78F29AB9823C626E1D685E6ACF5141E6034D181FBA4
telfhash t10921935c49b423e097361c8a1badff77e5a030de5b262d378e11a9bca67dc815d00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10001386-0
Create hunting rule

Unix.Trojan.Mirai-10010119-0
Create hunting rule

Unix.Trojan.Mirai-10010127-0
Create hunting rule

Unix.Trojan.Mirai-10017351-0
Create hunting rule

Unix.Trojan.Mirai-10017641-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Changes access rights for a written file
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Runs as daemon
Receives data from a server
Creating a file
Kills processes
Opens a port
Sends data to a server
Launching a process
Creates or modifies files in /cron to set up autorun
Writes files to system directory
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
anti-vm bash lolbin mirai
Link:
https://www.filescan.io/uploads/692188c76c89728b982594a6/reports/49083018-fee4-42e7-8e93-2e8cb2981cc3/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2cb340ff-7627-49dc-8690-babe4eca3455
Behavior Graph:
Download SVG
%3 guuid=88602a5d-1900-0000-95a8-26b15c140000 pid=5212 /usr/bin/sudo guuid=bb574360-1900-0000-95a8-26b15d140000 pid=5213 /tmp/sample.bin guuid=88602a5d-1900-0000-95a8-26b15c140000 pid=5212->guuid=bb574360-1900-0000-95a8-26b15d140000 pid=5213 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b230b529-2288-45e1-82c3-953ba911b782
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1819034
Signature
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819034 Sample: mips.uhavenobotsxd.elf Startdate: 22/11/2025 Architecture: LINUX Score: 84 60 94.154.35.153, 59724, 6969 SELECTELRU Ukraine 2->60 62 109.202.202.202, 80 INIT7CH Switzerland 2->62 64 3 other IPs or domains 2->64 74 Multi AV Scanner detection for submitted file 2->74 10 mips.uhavenobotsxd.elf 2->10         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 process4 signatures5 76 Sample reads /proc/mounts (often used for finding a writable filesystem) 10->76 17 mips.uhavenobotsxd.elf 10->17         started        process6 file7 48 /var/spool/cron/root, ASCII 17->48 dropped 50 /var/spool/cron/crontabs/root, ASCII 17->50 dropped 52 /root/.bashrc, ASCII 17->52 dropped 54 6 other malicious files 17->54 dropped 66 Sample tries to set files in /etc globally writable 17->66 68 Sample tries to persist itself using /etc/profile 17->68 70 Drops files in suspicious directories 17->70 72 3 other signatures 17->72 21 mips.uhavenobotsxd.elf sh 17->21         started        23 mips.uhavenobotsxd.elf sh 17->23         started        25 mips.uhavenobotsxd.elf 17->25         started        27 mips.uhavenobotsxd.elf 17->27         started        signatures8 process9 process10 29 sh crontab 21->29         started        33 sh 21->33         started        35 sh cp 23->35         started        37 mips.uhavenobotsxd.elf sh 25->37         started        39 mips.uhavenobotsxd.elf 25->39         started        41 mips.uhavenobotsxd.elf 25->41         started        43 mips.uhavenobotsxd.elf 25->43         started        file11 56 /var/spool/cron/crontabs/tmp.oX55b0, ASCII 29->56 dropped 80 Sample tries to persist itself using cron 29->80 82 Executes the "crontab" command typically for achieving persistence 29->82 45 sh crontab 33->45         started        58 /usr/bin/.sh, ELF 35->58 dropped 84 Drops invisible ELF files 35->84 86 Drops files in suspicious directories 35->86 signatures12 process13 signatures14 78 Executes the "crontab" command typically for achieving persistence 45->78
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-22 09:56:26 UTC
File Type:
ELF32 Big (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=je5yjipqc2lsv6v3gjuvxpugsy22osrtep4ygjikypqqqtwjrrmq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/251122-lyh3wavnay/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Write file to user bin folder
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10001386-0
YARA:
n/a
Link:
https://app.threat.zone/submission/6ffe41c0-bb8b-40e6-bf73-b12775536623
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:unixredflags3
Create hunting rule
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

Mirai

elf 493b84a1f016972afabb32695bbe869635a74a3323f983250ac3e1084ec98c59

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3686386/
  
Delivery method
Distributed via web download

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