MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f
SHA3-384 hash: 001c971a9033d55b973c479cc8f432c87d9ca182a6a6c45886a4e0275d1c4c8f4e7059d444c252444efb4c27b69a74e1
SHA1 hash: b1b0bdb4ab324a0415cf5643ce232d8754d8dc73
MD5 hash: eb2682f7c47763193a30cbdb20b651d1
humanhash: steak-carolina-bulldog-eleven
File name:s
Download: download sample
Signature Mirai
Create hunting rule
File size:178'057 bytes
First seen:2025-07-16 00:38:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:GNom6h3AeHuX6OxAa9P56PjB7Z080cYUYd+LJfg+RnFM/9GMm7RwOUh9MmYj:GN4tAAAxAa9P56PjFZ08BC+Vg+RFM/9U
TLSH T165043B46E7418B13C0D31B76BADF524133239BA5D7A733065928ABF43F47A9A0F22E45
telfhash t189215622a5b982356f7258289c6c97f10451572363457f32ef26c4c85c3b091da2ec6f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
23
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7640011-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Receives data from a server
Connection attempt
Kills processes
Runs as daemon
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc lolbin obfuscated obfuscated remote
Link:
https://www.filescan.io/uploads/6876f4787bc45bdee1ad9203/reports/47c72f91-69e1-4f86-a84b-07c3bb37f0f9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
372
Number of processes launched:
293
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/518d4576-90a4-4741-aad5-74ffb41371be
Behavior Graph:
Download SVG
%3 guuid=89128e49-1900-0000-1681-fb4494090000 pid=2452 /usr/bin/sudo guuid=6007854b-1900-0000-1681-fb4499090000 pid=2457 /tmp/sample.bin guuid=89128e49-1900-0000-1681-fb4494090000 pid=2452->guuid=6007854b-1900-0000-1681-fb4499090000 pid=2457 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3fb374e3-3205-4001-9403-5909c0d7f8b8
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1737624
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Terminates several processes with shell command 'killall'
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1737624 Sample: s.elf Startdate: 16/07/2025 Architecture: LINUX Score: 56 37 114.211.192.182 XEPHIONNTT-MECorporationJP China 2->37 39 159.1.39.146 WA-STATE-GOVUS United States 2->39 41 99 other IPs or domains 2->41 43 Multi AV Scanner detection for submitted file 2->43 9 s.elf 2->9         started        signatures3 process4 process5 11 s.elf 9->11         started        signatures6 47 Sample tries to kill multiple processes (SIGKILL) 11->47 14 s.elf sh 11->14         started        16 s.elf sh 11->16         started        18 s.elf sh 11->18         started        20 59 other processes 11->20 process7 process8 22 sh killall 14->22         started        25 sh killall 16->25         started        27 sh killall 18->27         started        29 sh killall 20->29         started        31 sh killall 20->31         started        33 sh killall 20->33         started        35 56 other processes 20->35 signatures9 45 Terminates several processes with shell command 'killall' 22->45
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-16 00:38:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5qy5yn7b32ywywcpvts7pjjoamy7dsvsul6rb3btptlhyqj33v7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery execution
Link:
https://tria.ge/reports/250716-ay5q4aylw5/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (110087) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7640011-0
YARA:
n/a
Link:
https://app.threat.zone/submission/79933ce4-dc1e-4140-bdb8-089d7798ab64
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/ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
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

elf ec31dc37e1deb16c584face5f7a52e0331f1cab2a2fd10ec337cd67c413bdd7f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576532/
  
Delivery method
Distributed via web download

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