MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc
SHA3-384 hash: 93e79eeadf37b2c25489ac35acefd66dc9a02401e9d8f657e9aae3faebe9b8c5c2f738415d10dd91c29b424e402ef97f
SHA1 hash: 5660bee13550588797b223364ed825c8313bd0ca
MD5 hash: d4b10bde99f4d27170168a2dd725b911
humanhash: cold-vegan-neptune-blossom
File name:xnxnxnxnxnxnxnxnmipsxnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:75'804 bytes
First seen:2026-02-19 06:34:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:MZ0Zv1fb/Ylw0z26KWUReLIVlC+D8tsYnJLltsAgOM2ddorM7:MZafbL30MeLTtDLltsTOBddSM7
TLSH T1507302AEF562BFF8CB53993CCAF5115CA1E3866A81E113C83887619939C44209FC6957
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :75'804 bytes
File size (de-compressed) :170'728 bytes
Format:linux/mips
Unpacked file: 78ac7cc847ef1fa2b5acf120ed93dade866c2b5eb402a93ee87cbf32c33b0691

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/715a2248-81c7-4d05-ba07-c08314f14b31/
Detection(s):
SecuriteInfo.com.ELF.Agent-BQZ.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
108
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc
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.be
Link:
https://opentip.kaspersky.com/c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f0e86909-d92b-41fe-a488-30972d524cbb
Behavior Graph:
Download SVG
%3 guuid=88e341bc-1a00-0000-99b5-dfc90a090000 pid=2314 /usr/bin/sudo guuid=84d29bbe-1a00-0000-99b5-dfc90c090000 pid=2316 /tmp/sample.bin guuid=88e341bc-1a00-0000-99b5-dfc90a090000 pid=2314->guuid=84d29bbe-1a00-0000-99b5-dfc90c090000 pid=2316 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/43a3c6e0-1a16-46a3-acdf-33b5b4609917
Result
Threat name:
n/a
Detection:
suspicious
Classification:
evad
Score:
21 / 100
Link:
https://www.joesandbox.com/analysis/1871638
Signature
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Suspicious
First seen:
2026-02-19 07:15:28 UTC
AV detection:
5 of 38 (13.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yxltd24anrrw5qczinitofepzvml2z2jupywcydyw6kvsyzrxl6a._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm discovery upx
Link:
https://tria.ge/reports/260219-hchcnsfx3e/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Checks hardware identifiers (DMI)
Enumerates active TCP sockets
Enumerates running processes
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf c5d731eb806c636ec059435137148fcd58bd6749a3f1616078b795596331bafc

(this sample)

Mirai

elf 78ac7cc847ef1fa2b5acf120ed93dade866c2b5eb402a93ee87cbf32c33b0691

  
URLhaus
https://urlhaus.abuse.ch/url/3776255/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 78ac7cc847ef1fa2b5acf120ed93dade866c2b5eb402a93ee87cbf32c33b0691
  
Dropping
MD5 fb214ea3642803ee883474d0b37cbe12
  
URLhaus
https://urlhaus.abuse.ch/url/3776281/
  
URLhaus
https://urlhaus.abuse.ch/url/3776249/
  
URLhaus
https://urlhaus.abuse.ch/url/3776347/
  
URLhaus
https://urlhaus.abuse.ch/url/3774575/

Comments