MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be. 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: 12


Intelligence 12 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be
SHA3-384 hash: d765726d1210602245192e1f1229d494aa53c31e8117f3e2e63384adc575022a67d9243b6c756bd4711422e0685d2eb9
SHA1 hash: fba589a2dcdd81dd418aac24a4e916d7ba415f67
MD5 hash: 6ff2691d14b32b0e55a05251be29ea01
humanhash: fillet-timing-edward-grey
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:75'312 bytes
First seen:2025-07-19 07:49:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:9N8QCwrNiFXIwA2bpR3JTYtfRiwyIcn37/7rBta0:pCwrNKXNRpR3VY1kJ//HBta0
TLSH T13F738CC6AA43C0F1FC9205722277F7724A77E63E0069DA42D36AD836FD12642D26739D
telfhash t1ae31e2fb0dbe14f9b3d49800c31e2f95296ad63b256032654173aea432e3ad5d0b9c39
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 mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
21
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Opens a port
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/687b4dfd8a7d628a81b76a95/reports/a4231d21-12bc-4f2f-81f3-51e7a00ea7aa/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
111
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/de10629a-002c-447b-b8f7-ca026140c624
Behavior Graph:
Download SVG
%3 guuid=dcef877a-1900-0000-06dc-7539f8130000 pid=5112 /usr/bin/sudo guuid=1dc29a7c-1900-0000-06dc-7539f9130000 pid=5113 /tmp/sample.bin delete-file dns net send-data guuid=dcef877a-1900-0000-06dc-7539f8130000 pid=5112->guuid=1dc29a7c-1900-0000-06dc-7539f9130000 pid=5113 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=1dc29a7c-1900-0000-06dc-7539f9130000 pid=5113->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 102B c6e950a9-6d18-5abd-9bf0-06eeeda044d7 last.galaxias.cc:12121 guuid=1dc29a7c-1900-0000-06dc-7539f9130000 pid=5113->c6e950a9-6d18-5abd-9bf0-06eeeda044d7 con
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/25f513b0-b161-4a5a-b46b-484785de1aca
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1739971
Signature
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be/
Verdict:
Malicious
Threat:
Linux.Backdoor.Mirai
Link:
https://tip.neiki.dev/file/37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-19 07:49:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g6zrvct26us7vjuejupmhhzt7yruzhtwuxozsxbyoyxokcjvkc7a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery linux
Link:
https://tria.ge/reports/250719-jns4zstnt6/
Behaviour
Reads runtime system information
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Malware Config
C2 Extraction:
last.galaxias.cc
Verdict:
Malicious
Tags:
trojan mirai gafgyt
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/cc95dfef-1e3c-461f-ac63-465b047899cd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
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 37b31a8a7af525faa6844d1ec39f33fe234c9e76a5dd995c38762ee5093550be

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3581226/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3581225/
  
URLhaus
https://urlhaus.abuse.ch/url/3581250/
  
URLhaus
https://urlhaus.abuse.ch/url/3581273/
  
URLhaus
https://urlhaus.abuse.ch/url/3581229/

Comments