MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42
SHA3-384 hash: 15f90ac3188a05c407ebb50c02b97038460176bdf162a9daf31d46a3ed05a1ac79d35b5231faf2fc32f3156cdd1e792e
SHA1 hash: 5282b8017cf35f542f59a5eab85e6f736a1d1361
MD5 hash: 99b6b9de5d5c780eae1108150d8c272e
humanhash: ceiling-eighteen-xray-charlie
File name:csk_arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:219'690 bytes
First seen:2026-02-22 09:27:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:xTK8jctGpE/FDaDOA3zHZj1N721gdA3theM/Rmm12JLGhQH:JKNt/FDaDOA3zHdfq+6hX/cm1sLGhQH
TLSH T1E2243B46EA408F13C0D727BAF69F4245332397A4D3E77306A924ABB43F8779E4E26505
telfhash t1143122b2426d91269aa1dc58dded67b2501ada235301be37ef15c4cc280a00ff926c4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/523c5eb0-0496-4d94-892e-90bcf502cc83/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

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

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-10002309-0
Create hunting rule

Unix.Trojan.Mirai-10002310-0
Create hunting rule

Unix.Trojan.Mirai-10002598-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
68
Number of processes launched:
17
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c86e7379-a63f-4323-8e87-edbfaa6b128b
Behavior Graph:
Download SVG
%3 guuid=1dd175d1-1a00-0000-3e69-32265f0b0000 pid=2911 /usr/bin/sudo guuid=73c219d3-1a00-0000-3e69-3226640b0000 pid=2916 /tmp/sample.bin guuid=1dd175d1-1a00-0000-3e69-32265f0b0000 pid=2911->guuid=73c219d3-1a00-0000-3e69-3226640b0000 pid=2916 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c06cc7a6-3a48-460f-b9e7-1e53c64fa6d3
Result
Threat name:
Mirai, Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1872964
Signature
Antivirus / Scanner detection for submitted sample
Detected Mirai
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1872964 Sample: csk_arm7.elf Startdate: 22/02/2026 Architecture: LINUX Score: 100 23 idk.mangovn.xyz 2->23 25 idk.mangovn.xyz 159.65.3.72, 50472, 55555 DIGITALOCEAN-ASNUS United States 2->25 27 Suricata IDS alerts for network traffic 2->27 29 Found malware configuration 2->29 31 Malicious sample detected (through community Yara rule) 2->31 35 5 other signatures 2->35 9 csk_arm7.elf 2->9         started        signatures3 33 Performs DNS queries to domains with low reputation 23->33 process4 process5 11 csk_arm7.elf 9->11         started        process6 13 csk_arm7.elf 11->13         started        process7 15 csk_arm7.elf 13->15         started        17 csk_arm7.elf 13->17         started        19 csk_arm7.elf 13->19         started        21 6 other processes 13->21
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-22 09:28:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=opofnwczlazdnjh7xzkbg6jkzw6hilw7ymdo72flppcxgvv45nba._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/260222-lfeyhaev8h/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Malware Config
C2 Extraction:
idk.mangovn.xyz
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/73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42

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
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 73dc56d859583236a4ffbe5413792acdbc742edfc306efe8ab7bc57356bceb42

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3782693/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3782798/

Comments