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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 613f251b310dcebbda6671ee2d55d1d358366758fcb234fce97c7c9ddec8eb7f. 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: 8


Intelligence 8 IOCs YARA 25 File information Comments

SHA256 hash: 613f251b310dcebbda6671ee2d55d1d358366758fcb234fce97c7c9ddec8eb7f
SHA3-384 hash: 44e0baa2872aa73462b898c9e96159ed61724d97a130949fdc834a69b70ea572bc162ffc2585e82c2e1a6a4e4180c8a5
SHA1 hash: aba54e4028835321c760344bb461e8399a380baa
MD5 hash: c9d42ac5f33b936d679140da9e361767
humanhash: cold-happy-sweet-winner
File name:x86
Download: download sample
Signature Mirai
File size:4'792'320 bytes
First seen:2026-09-30 10:39:21 UTC
Last seen:2026-09-30 17:57:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 49152:6j3hBtTLHN/4WoARbr+rdxv62nmLuAKks2+CTdDYYJ7fGcnGRQF:U3R8kr+rdxvzmVd5BG
TLSH T1EE262851FACB40F6E9031E3144AFA26F67315D058B25EBC7EA507F2AF9376D21936208
telfhash t115b28cb315ada4ec67f08503975f7620cbf6e03726d0387129f2b9c196b2e539636878
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
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 :
2
# of downloads :
71
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Sets a written file as executable
Connection attempt
Collects information on the network activity
Creating a file
Collects information on the RAM
Sends data to a server
Deletes a system binary file
Writes files to system directory
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
base64 crypto golang obfuscated reconnaissance
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
5
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
%3 guuid=de3647f0-1800-0000-e241-c7443d0c0000 pid=3133 /usr/bin/sudo guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135 /tmp/sample.bin delete-file net send-data write-config write-file guuid=de3647f0-1800-0000-e241-c7443d0c0000 pid=3133->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135 execve 08e1d28e-3262-5b49-960c-f6df065e9826 176.65.139.219:9111 guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->08e1d28e-3262-5b49-960c-f6df065e9826 send: 213B guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3146 /tmp/sample.bin guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3146 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3147 /tmp/sample.bin send-data guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3147 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3148 /tmp/sample.bin send-data guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3148 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3182 /tmp/sample.bin send-data guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3182 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3186 /tmp/sample.bin send-data guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3186 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3307 /tmp/sample.bin send-data guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3135->guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3307 clone guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3147->08e1d28e-3262-5b49-960c-f6df065e9826 send: 106B guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3148->08e1d28e-3262-5b49-960c-f6df065e9826 send: 35B guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3182->08e1d28e-3262-5b49-960c-f6df065e9826 send: 247B guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3186->08e1d28e-3262-5b49-960c-f6df065e9826 send: 213B guuid=04deacf3-1800-0000-e241-c7443f0c0000 pid=3307->08e1d28e-3262-5b49-960c-f6df065e9826 send: 107B
Threat name:
Linux.Trojan.Generic
Status:
Suspicious
First seen:
2026-09-30 10:40:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
defense_evasion discovery linux persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Modifies Bash startup script
Creates/modifies environment variables
Write file to user bin folder
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_GoDDoSAgent
Author:abuse.ch
Description:Detects ELF DDoS Agent written in Go
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Author:s1ckb017
Rule name:GoBinTest
Rule name:golang
Rule name:golang_binary_string
Description:Golang strings present
Rule name:Golang_Find_CSC846
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:identity_golang
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:MIRAI_TELNETCURL_payload
Author:AfterPacket
Description:Mirai-lineage ELF payload carrying the leaked-source decoy domain
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:ProgramLanguage_Golang
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:Web_Generic_Binary_URL_Download
Author:Serhii Kocherhan
Description:Detects files containing HTTP or HTTPS links pointing directly to .bin payload extensions.

File information


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

Web download

Mirai

elf 613f251b310dcebbda6671ee2d55d1d358366758fcb234fce97c7c9ddec8eb7f

(this sample)

  
Delivery method
Distributed via web download

Comments