MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61
SHA3-384 hash: 60cef144c4f53cd39fca1382928dd02512b60bc7f51b6185addec195e14a9bb51a981e8aec6a4aba1fc6955acad813e6
SHA1 hash: 2e79033ae544a19c2c68f48fe7471ea1de0cd7d6
MD5 hash: 1e531449a08b14fc020894e9c4b820dd
humanhash: xray-spaghetti-four-vermont
File name:parm7
Download: download sample
Signature Mirai
Create hunting rule
File size:164'552 bytes
First seen:2026-02-19 19:46:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:LJeMLTeM9daJocazV9dk4MTLJ2VsAz6K9LHafM/9MvYdkl8:9xdaJocazL+4mJQs5KLHmM/9YC
TLSH T110F32B46EA418B13C0D61779B6DF424533239B64D3EB73069928BFB43F8679E0E63606
telfhash t19e3110355722541a6e51cd60ddfd83f1651a8a175784ee33df36c9cc650908ae22bc4f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 47bcd340be768a6e5a6d2e43151cc98ecc0dad885e25dc14092cdddcec3de4ba
File size (compressed) :61'324 bytes
File size (de-compressed) :164'552 bytes
Format:linux/arm
Packed file: 47bcd340be768a6e5a6d2e43151cc98ecc0dad885e25dc14092cdddcec3de4ba

Intelligence

File Origin
# of uploads :
1
# of downloads :
110
Origin country :
NL NL
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/f61bd64d-24a2-486c-b551-aca2b51b7f70/
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

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

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
Substitutes an application name
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash gafgyt gcc lolbin mirai rust
Link:
https://www.filescan.io/uploads/699768c197feb4afd64d3ddb/reports/2d5f6b4c-2308-4d1a-91d5-91bc4ca9a288/overview
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/728545d7-9d88-467a-a68b-b041e45cc072
Behavior Graph:
Download SVG
%3 guuid=e72eaf81-1800-0000-7674-64c9a70c0000 pid=3239 /usr/bin/sudo guuid=2a1d0e84-1800-0000-7674-64c9aa0c0000 pid=3242 /tmp/sample.bin guuid=e72eaf81-1800-0000-7674-64c9a70c0000 pid=3239->guuid=2a1d0e84-1800-0000-7674-64c9aa0c0000 pid=3242 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/02b944a4-d1ef-46ce-8470-fb32dac9ba9f
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-19 20:25:02 UTC
AV detection:
11 of 23 (47.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g52a64q5adcbydnh2lud3zitrovorkbuvzlxuejvsdyd7dhxtrqq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai defense_evasion discovery
Link:
https://tria.ge/reports/260219-yhlv2saw5b/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Modifies Watchdog functionality
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/37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61

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_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:telebot_framework
Create hunting rule
Author:vietdx.mb
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 47bcd340be768a6e5a6d2e43151cc98ecc0dad885e25dc14092cdddcec3de4ba

Mirai

elf 37740f721d00c41c0da7d2e83de5138baae8a834ae577a113590f03f8cf79c61

(this sample)

  
Dropped by
SHA256 47bcd340be768a6e5a6d2e43151cc98ecc0dad885e25dc14092cdddcec3de4ba
  
URLhaus
https://urlhaus.abuse.ch/url/3779106/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 01456a541fd62a7dfe5b3857926cd4ad

Comments