MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b
SHA3-384 hash: f83e5cb95316470d974c212022f68df4b910031277bf08b5a7282d99a863525d40f2d040ed25e6b707e65aaa9eb482fa
SHA1 hash: e31e2f3b1503d072794a83fd41bf474431800440
MD5 hash: c21ed9285b22fbae9685852df1ed7d29
humanhash: nitrogen-utah-maryland-coffee
File name:i486
Download: download sample
Signature Mirai
Create hunting rule
File size:55'936 bytes
First seen:2025-08-31 07:52:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:tX86qkVrf/7fh5DLeqiGbgHvCt65UUB31M9Mjsr:tMRyLhtVBbg+M+9V
TLSH T112434A89E753D2F0D8860570103BBB7A9F75DE325120EE5EDBD83A25BC32A12551B72C
telfhash t16331b1b72ea909fcb7e19c48cb1f57e30a69e437056079b546b4a0162bf37c09076c39
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 :
36
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9970440-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Kills processes
Mounts file systems
Runs as daemon
Sends data to a server
Connection attempt
Traces processes
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/68b3ff8039a6221faa771f52/reports/139dd37d-ff2b-41dd-9f60-a814d090ddf7/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b
Behaviour
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-02T04:05:00Z UTC
Last seen:
2025-09-02T04:05:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ee84f820-360a-47bd-8555-bd2da69f9fd3
Behavior Graph:
Download SVG
%3 guuid=a75fd7b4-1800-0000-ec1a-bb05980d0000 pid=3480 /usr/bin/sudo guuid=ea0090b6-1800-0000-ec1a-bb059d0d0000 pid=3485 /tmp/sample.bin guuid=a75fd7b4-1800-0000-ec1a-bb05980d0000 pid=3480->guuid=ea0090b6-1800-0000-ec1a-bb059d0d0000 pid=3485 execve guuid=b7d8b6b6-1800-0000-ec1a-bb059e0d0000 pid=3486 /tmp/sample.bin guuid=ea0090b6-1800-0000-ec1a-bb059d0d0000 pid=3485->guuid=b7d8b6b6-1800-0000-ec1a-bb059e0d0000 pid=3486 clone guuid=c67ebdb6-1800-0000-ec1a-bb059f0d0000 pid=3487 /tmp/sample.bin net send-data zombie guuid=b7d8b6b6-1800-0000-ec1a-bb059e0d0000 pid=3486->guuid=c67ebdb6-1800-0000-ec1a-bb059f0d0000 pid=3487 clone 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=c67ebdb6-1800-0000-ec1a-bb059f0d0000 pid=3487->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 59bd6df4-29ef-50a8-ab68-a4778ff27fba 109.248.161.21:1025 guuid=c67ebdb6-1800-0000-ec1a-bb059f0d0000 pid=3487->59bd6df4-29ef-50a8-ab68-a4778ff27fba send: 16B guuid=ebcb21bd-1800-0000-ec1a-bb05a40d0000 pid=3492 /tmp/sample.bin guuid=c67ebdb6-1800-0000-ec1a-bb059f0d0000 pid=3487->guuid=ebcb21bd-1800-0000-ec1a-bb05a40d0000 pid=3492 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2b9dc0ba-322d-4737-ab5c-ee24c2c8ca61
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1768400
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1768400 Sample: i486.elf Startdate: 31/08/2025 Architecture: LINUX Score: 60 22 217.60.249.53, 1025, 39260 TCIIR Iran (ISLAMIC Republic Of) 2->22 24 54.247.62.1, 443, 52464 AMAZON-02US United States 2->24 28 Malicious sample detected (through community Yara rule) 2->28 30 Multi AV Scanner detection for submitted file 2->30 9 i486.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 process5 15 i486.elf 9->15         started        process6 17 i486.elf 15->17         started        signatures7 26 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->26 20 i486.elf 17->20         started        process8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-31 07:53:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=woresfpgsk5b5xeuknywaw73imsm7nqenjlaz3gkj35ow2s6bwfq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access discovery linux
Link:
https://tria.ge/reports/250831-jq8mfsvny7/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Traces itself
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-9970440-0
YARA:
Linux_Trojan_Mirai_3a56423b
Link:
https://app.threat.zone/submission/2c48956d-57a9-4918-acb2-a47aa0ac0079
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/b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Mirai_3a56423b
Create hunting rule
Author:Elastic Security

File information

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

Web download

Mirai

elf b3a24915e692ba1edc945371605bfb4324cfb6046a560cecca4efaeb6a5e0d8b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3610830/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3609502/

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