MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf. 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: 11


Intelligence 11 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf
SHA3-384 hash: 7009443219f6dd6348f96ca85c28a47f2df26be6bbaadf6db52d0f7131261b2153ec544dbf42e6008e41b0d2036fb312
SHA1 hash: 39cd4f1da02e70491c91ad3e665c2cd3e5afa18e
MD5 hash: de4a9954e88a0b4f546ceb3187712106
humanhash: one-solar-skylark-ceiling
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:138'000 bytes
First seen:2025-09-17 21:48:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:PyT9rRefKduvRVcEf4BpmM4/rOslpXDridwORec:KT9Ifa0RVh46qsnXidwORec
TLSH T116D35C84F782D0F2E24301F11016CB635732E63EA0A6E95BE7A92D35F975540CB26BBD
telfhash t1927108fa69ea0dd967d05401c34e1731bd09aa3f352031a647f369743377b46a0aac39
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 Hailbot mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Receives data from a server
Runs as daemon
Mounts file systems
Opens a port
Sends data to a server
Connection attempt
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/68cb2cf2c62f6996238ae0a8/reports/6c8ba940-786e-440d-aa1f-52898b0a7951/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
33
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf
Behaviour
Anti-VM
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-17T19:49:00Z UTC
Last seen:
2025-09-17T19:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a278ded1-4566-4d42-856e-11948b066210
Behavior Graph:
Download SVG
%3 guuid=43c0cc7e-1700-0000-3ce9-c06a630b0000 pid=2915 /usr/bin/sudo guuid=3e89dd80-1700-0000-3ce9-c06a6a0b0000 pid=2922 /tmp/sample.bin delete-file guuid=43c0cc7e-1700-0000-3ce9-c06a630b0000 pid=2915->guuid=3e89dd80-1700-0000-3ce9-c06a6a0b0000 pid=2922 execve guuid=18e50d82-1700-0000-3ce9-c06a6d0b0000 pid=2925 /tmp/sample.bin delete-file zombie guuid=3e89dd80-1700-0000-3ce9-c06a6a0b0000 pid=2922->guuid=18e50d82-1700-0000-3ce9-c06a6d0b0000 pid=2925 clone guuid=b21d1382-1700-0000-3ce9-c06a6e0b0000 pid=2926 /tmp/sample.bin guuid=3e89dd80-1700-0000-3ce9-c06a6a0b0000 pid=2922->guuid=b21d1382-1700-0000-3ce9-c06a6e0b0000 pid=2926 clone guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927 /tmp/sample.bin dns net send-data zombie guuid=3e89dd80-1700-0000-3ce9-c06a6a0b0000 pid=2922->guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927 clone c0b60401-2787-5e57-85f9-7652823a4a8e 70.34.254.19:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->c0b60401-2787-5e57-85f9-7652823a4a8e send: 38B 87c2dbf2-2b8a-5511-a250-d778ce5cd415 185.181.61.24:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->87c2dbf2-2b8a-5511-a250-d778ce5cd415 send: 76B b5c89bf5-31fc-5672-8146-8425941f6ca8 bot.federalagent.xyz:7088 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->b5c89bf5-31fc-5672-8146-8425941f6ca8 send: 9B 5b027a48-7b62-54dd-bd92-302c77ae3608 194.36.144.87:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->5b027a48-7b62-54dd-bd92-302c77ae3608 send: 114B 5300c25b-08ec-5eb7-9aeb-292b102c6aae bot.federalagent.xyz:14736 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->5300c25b-08ec-5eb7-9aeb-292b102c6aae con 28064cf3-1023-5341-8222-1d2ca68f2c33 152.53.15.127:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->28064cf3-1023-5341-8222-1d2ca68f2c33 send: 38B 8c41586b-ad5e-55ad-aeaa-89f4ce37e740 bot.federalagent.xyz:21816 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->8c41586b-ad5e-55ad-aeaa-89f4ce37e740 con dfbba946-d173-52db-8652-a0bdf63a76bb 64.176.6.48:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->dfbba946-d173-52db-8652-a0bdf63a76bb send: 38B 82f919da-98e2-5a62-b5d2-a3fb8bbff1bd bot.federalagent.xyz:18549 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->82f919da-98e2-5a62-b5d2-a3fb8bbff1bd con 1953617f-bd2b-56a9-9ede-0bea1c944f64 178.254.22.166:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->1953617f-bd2b-56a9-9ede-0bea1c944f64 send: 38B 997a677b-e2e3-587d-b712-9bb3900e9b02 51.158.108.203:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->997a677b-e2e3-587d-b712-9bb3900e9b02 send: 76B 47ee8a0b-ff19-54fc-abbc-e5dacb1edbc9 bot.federalagent.xyz:23397 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->47ee8a0b-ff19-54fc-abbc-e5dacb1edbc9 send: 9B e7e3f3be-4c6e-5491-b4cf-189f3e7a0301 65.21.1.106:53 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->e7e3f3be-4c6e-5491-b4cf-189f3e7a0301 send: 38B fafbf901-ec1a-58c3-83f1-fb6c4d6d4666 bot.federalagent.xyz:3335 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->fafbf901-ec1a-58c3-83f1-fb6c4d6d4666 send: 9B 00f2e665-808f-558b-8e23-3b8baaf90fe1 bot.federalagent.xyz:1284 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->00f2e665-808f-558b-8e23-3b8baaf90fe1 send: 9B 27a9985e-376a-5aba-9140-e98804506873 bot.federalagent.xyz:11227 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->27a9985e-376a-5aba-9140-e98804506873 send: 9B 9894e04d-9011-5e28-89c2-c24d23ef41f6 bot.federalagent.xyz:12589 guuid=20d11b82-1700-0000-3ce9-c06a6f0b0000 pid=2927->9894e04d-9011-5e28-89c2-c24d23ef41f6 con
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/d51a4148-1f76-4573-9e4b-13155ac344a0
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1779624
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1779624 Sample: x86.elf Startdate: 17/09/2025 Architecture: LINUX Score: 100 23 bot.federalagent.xyz 2->23 25 bot.federalagent.xyz 23.132.228.76, 19094, 55828 WHOLESAIL-NOEL-ASNUS Reserved 2->25 27 5 other IPs or domains 2->27 31 Suricata IDS alerts for network traffic 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 39 3 other signatures 2->39 7 x86.elf 2->7         started        10 udisksd dumpe2fs 2->10         started        12 dash rm 2->12         started        14 2 other processes 2->14 signatures3 37 Performs DNS queries to domains with low reputation 23->37 process4 signatures5 41 Sample deletes itself 7->41 16 x86.elf 7->16         started        19 x86.elf 7->19         started        21 x86.elf 7->21         started        process6 signatures7 29 Sample reads /proc/mounts (often used for finding a writable filesystem) 16->29
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-17 21:49:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k35xecvajo4shkahclgwsbiqylctfzomh7qogkdi5najptbrgk7q._file
Result
Malware family:
hailbot
Create hunting rule
Score:
  10/10
Tags:
family:hailbot discovery linux
Link:
https://tria.ge/reports/250917-1pmr2adq9x/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Unexpected DNS network traffic destination
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Dropper.Mirai-7355719-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1 Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_389ee3e9
Link:
https://app.threat.zone/submission/cd1aaed2-2ff7-4917-a6da-2e5305a9b463
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf

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_202412_elf_hailbot
Create hunting rule
Author:abuse.ch
Description:Detects HailBot ELF files
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
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

sh e7ed9467b9d9b83a6b707cf616b94ac1d063d11cb87dd584fbe61b0bb74e5cac

Mirai

elf 56fb720aa04bb923a80712cd690510c2c532e5cc3fe0e32868eb4097cc3132bf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3614894/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3626206/
  
Dropped by
SHA256 e7ed9467b9d9b83a6b707cf616b94ac1d063d11cb87dd584fbe61b0bb74e5cac
  
Dropped by
MD5 a091b08340a39341d42cbaddbd18d034
  
URLhaus
https://urlhaus.abuse.ch/url/3626373/

Comments