MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca
SHA3-384 hash: 14452bf8b5f81bb7a35de14623449eee4330dc50fa6adaec9f150997c95f65f8be6a157886e2dcc053e3daff2be6dd54
SHA1 hash: bb64a1d0c18c9c25444ca3bf394d4e6ecc292754
MD5 hash: 241ee16dbb01b7ae0e295a67eaabc420
humanhash: blossom-lactose-don-butter
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:98'517 bytes
First seen:2025-08-18 17:21:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:vFnlO7bVFVe9oO5WQ4vxdj+ICl86iYuorRQXIys4p3S+zw/9+IwQH3:jO7nmr5WQ4vxdd/o1iIyB3bM/9h3
TLSH T1CAA32B5AEB808B03C4911775BFDF42453323DB54A3AB73064A1CABF83F8679A4F66505
telfhash t1a511e18186288a6c6b229e15bf5173f087599331934c27338f2bde9c9a690c0db5542a
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 :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9760303-0
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Receives data from a server
Opens a port
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/68a3615fba1f5bb1e60d06d2/reports/c28e51b9-69a8-4ad0-8539-bf534c3d1b7b/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/125db5d9-409a-4483-9dbe-c1fca29a2893
Behavior Graph:
Download SVG
%3 guuid=be6c89f0-1600-0000-5a8b-a863700d0000 pid=3440 /usr/bin/sudo guuid=178e03f3-1600-0000-5a8b-a863780d0000 pid=3448 /tmp/sample.bin guuid=be6c89f0-1600-0000-5a8b-a863700d0000 pid=3440->guuid=178e03f3-1600-0000-5a8b-a863780d0000 pid=3448 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e0bc0eb0-383e-463c-b1eb-35cffb3c9646
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1759536
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1759536 Sample: arm7.elf Startdate: 18/08/2025 Architecture: LINUX Score: 48 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 conn.magicpacketlease.org 45.125.66.90, 23120, 56574, 56576 TELE-ASTeleAsiaLimitedHK Hong Kong 2->24 26 3 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 8 dash rm arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 8 other processes 2->14 signatures3 process4 process5 16 arm7.elf 8->16         started        process6 18 arm7.elf 16->18         started        20 arm7.elf 16->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 17:22:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eg65xuk435vgrvw4kcuqdfwj3h24qdrl5ppvgs66xelzn6kcrlfa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250818-vxtbwswtf1/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9760303-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fd7fe8e4-7c57-414a-8434-0f9d51d3509b
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/21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca

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:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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 21bddbd15cdf6a68d6dc50a90196c9d9f5c80e2bebdf534bdeb91796f9428aca

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3307081/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3306929/
  
URLhaus
https://urlhaus.abuse.ch/url/3307821/

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