MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554. 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: 21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554
SHA3-384 hash: cc7bb74ed6ad4dc843a3be8309124bc6aca463a622eea270957f5495ee2f6672dee1dfb439776616e3402bcc18acfe4a
SHA1 hash: d30aad1dd0086d887ad4f57ce5dbe9127ad3d4ea
MD5 hash: 129f2f0ff212ffb8f1f5b7df3c3a7e67
humanhash: neptune-potato-april-cardinal
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:120'356 bytes
First seen:2025-09-18 11:16:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:0Yqtsu70Vkp3JdoEplzPqvBCaPxazjJ35f+YczoqlFUOnnK:0Yqtsu70VO3JCEHPicapazjJ3V+Zm
TLSH T1A7C3F65AF9819B16D5D625BEFE0F518D332317A8E3EE7203DE146B2436CA91B0E7B401
telfhash t1eaa0222accc0e3ccc32388e380c020308f38ec8e2c3ccc000a802a028020a0c088823e
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin remote
Link:
https://www.filescan.io/uploads/68cbea78390649f7a5f2b8d3/reports/bb227a86-6cf7-4690-9207-dc4370ec0da9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-18T08:41:00Z UTC
Last seen:
2025-09-18T08:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/881ef88d-6bf8-4685-a9c6-a48596800347
Behavior Graph:
Download SVG
%3 guuid=a3680404-1a00-0000-c12c-746cdf080000 pid=2271 /usr/bin/sudo guuid=31d21106-1a00-0000-c12c-746ce1080000 pid=2273 /tmp/sample.bin guuid=a3680404-1a00-0000-c12c-746cdf080000 pid=2271->guuid=31d21106-1a00-0000-c12c-746ce1080000 pid=2273 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cb4e534f-fd83-4b73-9a3f-748282741271
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1779947
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-18 11:18:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eh467omswtq5dpvphm5epekte57in7obyagcokff7nhcckrkivka._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250918-nd531ser6y/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/dd1cf54e-6a3b-4a8b-bc86-19fc9c11498c
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/21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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 21f9efb992b4e1d1beaf3b3a479153277e86fdc1c00c2728a5fb4e212a2a4554

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3626100/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3619383/
  
URLhaus
https://urlhaus.abuse.ch/url/3619881/
  
URLhaus
https://urlhaus.abuse.ch/url/3619492/
  
URLhaus
https://urlhaus.abuse.ch/url/3620082/
  
URLhaus
https://urlhaus.abuse.ch/url/3620081/

Comments