MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments
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SHA256 hash: 37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d
SHA3-384 hash: 18a4b43e21ff977396e934457c72ea48e4f80d27fa441817f7362f2b5ccc64740488c34fa84e723ac570e7e759c6587d
SHA1 hash: 3efb5c877d751f7798b81ff22f5ecffe1379588d
MD5 hash: 3e1d0171867cfdc064d46317bb430b8c
humanhash: moon-earth-pluto-east
File name:d
Download: download sample
Signature Mirai
Create hunting rule
File size:152'348 bytes
First seen:2025-12-17 18:32:56 UTC
Last seen:2025-12-18 17:51:16 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:a+WCqH3HPlPJlc2hRe9YCvHmXuUMHa+FzNWyt7136M/95FZr:amq3Pdc9YSHmXuUM6+Fwyt71KM/9LZr
TLSH T1CFE33B46BB418A13C4D527B9BAAF41493332AB6493DF330689285FB43F86B5F0E67506
telfhash t17b3125b50b3b85056ca5cad89ddd6369011987132b43cf33ee1ac55ca80908e9526c0f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
40
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/8f1a2bf1-1ee9-4672-a797-ea7b858a915d/
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-11.UNOFFICIAL
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Unix.Dropper.Mirai-7135925-0
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Unix.Trojan.Mirai-9760303-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Opens a port
Launching a process
Sends data to a server
DNS request
Connection attempt
Substitutes an application name
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-17T14:27:00Z UTC
Last seen:
2025-12-19T00:17:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9d56bc24-7e0d-47a6-ad58-96d098c18773
Behavior Graph:
Download SVG
%3 guuid=d930babf-1a00-0000-a149-bb148a0b0000 pid=2954 /usr/bin/sudo guuid=37eb89c1-1a00-0000-a149-bb148d0b0000 pid=2957 /tmp/sample.bin guuid=d930babf-1a00-0000-a149-bb148a0b0000 pid=2954->guuid=37eb89c1-1a00-0000-a149-bb148d0b0000 pid=2957 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d53a147-e025-4afc-9d95-f8bb46604be3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1835148
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1835148 Sample: d.elf Startdate: 17/12/2025 Architecture: LINUX Score: 60 26 c.kpq.at 179.43.172.109, 2113, 52764 PLI-ASCH Panama 2->26 28 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->28 30 daisy.ubuntu.com 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Contains symbols with names commonly found in malware 2->36 8 d.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 d.elf 8->12         started        14 d.elf 8->14         started        16 d.elf 8->16         started        process6 18 d.elf iptables 12->18         started        20 d.elf iptables 12->20         started        22 d.elf iptables 12->22         started        24 30 other processes 12->24
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-17 18:33:24 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=g7smur7v5lebusj4f3zb66wign4dltqnp5idukub2mwoymivumwq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251217-w7c84ahr5z/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/abd9a540-0161-46b4-a097-8549cd8fbb1a
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/37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d

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:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
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

sh 93ce0897b2a17d8cde4bc4e7e8003967df60fb9e848857a13feef5f0cc16e4f9

Mirai

elf 37e4ca47f5eac81a493c2ef21f7ac8337835ce0d7f503a2a81d32cec3115a32d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726966/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726935/
  
URLhaus
https://urlhaus.abuse.ch/url/3736072/
  
Dropped by
SHA256 93ce0897b2a17d8cde4bc4e7e8003967df60fb9e848857a13feef5f0cc16e4f9
  
Dropped by
MD5 4c22bcce92cd15f261cd5ba40bb2dadf
  
URLhaus
https://urlhaus.abuse.ch/url/3726989/

Comments