MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea
SHA3-384 hash: ddcc52c65a89d0bf7547d8c1182b6696717c9f0c0991d3cf499105dc3e2e7416cd4b908ad8e336605e597d98690bf662
SHA1 hash: 7d2686baa6ee417c3c4d5a26ca87587e18df684e
MD5 hash: 255e1a0a46ba7980778e329e30c80fac
humanhash: nuts-double-papa-harry
File name:titanjr.i486
Download: download sample
Signature Mirai
Create hunting rule
File size:95'444 bytes
First seen:2025-12-28 23:39:00 UTC
Last seen:2025-12-29 13:26:46 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:JUj89KwKFRAXmDRDDCczE7JoQ4z8GGIYqoBcQaU331QUHLaEiKixr:w4KFRA2dDDCczE7JoQ4I3xuiG1l
TLSH T124937D85FB83E0F0DD0609B011ABF7798A31DD362024DD6BEB98FD76AD326129116B5C
telfhash t1b741d5f70ead1ce8e7e14800836e2f966d6da53b255036b55363e824336bec1927bc34
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 :
40
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/5486ce72-af11-4d14-8aec-6b5c6141b272/
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Trojan.Mirai-10058922-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade rust
Link:
https://www.filescan.io/uploads/6951bfcf127d6a14e0c550d4/reports/4c588cf9-c399-4cc3-b520-f1bf19c92de6/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-28T21:24:00Z UTC
Last seen:
2025-12-29T06:17:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b86a5e57-6e56-49f2-b68f-a520fc01b9f9
Behavior Graph:
Download SVG
%3 guuid=a71eecd1-1800-0000-9851-cf67d20a0000 pid=2770 /usr/bin/sudo guuid=f85677d4-1800-0000-9851-cf67d80a0000 pid=2776 /tmp/sample.bin net guuid=a71eecd1-1800-0000-9851-cf67d20a0000 pid=2770->guuid=f85677d4-1800-0000-9851-cf67d80a0000 pid=2776 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=f85677d4-1800-0000-9851-cf67d80a0000 pid=2776->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=d8058dd4-1800-0000-9851-cf67da0a0000 pid=2778 /tmp/sample.bin guuid=f85677d4-1800-0000-9851-cf67d80a0000 pid=2776->guuid=d8058dd4-1800-0000-9851-cf67da0a0000 pid=2778 clone guuid=583a97d4-1800-0000-9851-cf67db0a0000 pid=2779 /tmp/sample.bin write-config zombie guuid=d8058dd4-1800-0000-9851-cf67da0a0000 pid=2778->guuid=583a97d4-1800-0000-9851-cf67db0a0000 pid=2779 clone guuid=dacbe6d4-1800-0000-9851-cf67dc0a0000 pid=2780 /usr/bin/dash guuid=583a97d4-1800-0000-9851-cf67db0a0000 pid=2779->guuid=dacbe6d4-1800-0000-9851-cf67dc0a0000 pid=2780 execve guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785 /tmp/sample.bin net send-data zombie guuid=583a97d4-1800-0000-9851-cf67db0a0000 pid=2779->guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785 clone guuid=27521ad5-1800-0000-9851-cf67de0a0000 pid=2782 /usr/bin/cp guuid=dacbe6d4-1800-0000-9851-cf67dc0a0000 pid=2780->guuid=27521ad5-1800-0000-9851-cf67de0a0000 pid=2782 execve guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1875B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 2B guuid=5b08c7d6-1800-0000-9851-cf67e20a0000 pid=2786 /tmp/sample.bin guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785->guuid=5b08c7d6-1800-0000-9851-cf67e20a0000 pid=2786 clone guuid=ffe4cad6-1800-0000-9851-cf67e30a0000 pid=2787 /tmp/sample.bin guuid=8c23b8d6-1800-0000-9851-cf67e10a0000 pid=2785->guuid=ffe4cad6-1800-0000-9851-cf67e30a0000 pid=2787 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/57ac3edd-e470-43bf-870c-49d343d58138
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1840956
Signature
Drops files in suspicious directories
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840956 Sample: titanjr.i486.elf Startdate: 29/12/2025 Architecture: LINUX Score: 68 34 109.202.202.202, 80 INIT7CH Switzerland 2->34 36 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->36 38 2 other IPs or domains 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Multi AV Scanner detection for submitted file 2->42 10 titanjr.i486.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 titanjr.i486.elf 10->16         started        process6 18 titanjr.i486.elf 16->18         started        file7 32 /etc/init.d/sysd, POSIX 18->32 dropped 44 Sample tries to set files in /etc globally writable 18->44 46 Drops files in suspicious directories 18->46 48 Sample tries to persist itself using System V runlevels 18->48 22 titanjr.i486.elf sh 18->22         started        24 titanjr.i486.elf 18->24         started        signatures8 process9 process10 26 sh cp 22->26         started        28 titanjr.i486.elf 24->28         started        30 titanjr.i486.elf 24->30         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-28 23:40:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yip64jqrum6dxbri7qsps4mni3qprx4xliudpptlmqoxkq3f6hva._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery linux persistence
Link:
https://tria.ge/reports/251228-3nsyrse19e/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-10056463-0
YARA:
Linux_Trojan_Mirai_3a56423b Linux_Trojan_Mirai_6e8e9257
Link:
https://app.threat.zone/submission/6bf45697-2c97-45cd-b7b1-a5fcb0bd8739
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.26
Link:
https://yomi.yoroi.company/submissions/c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea

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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:Linux_Trojan_Mirai_3a56423b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6e8e9257
Create hunting rule
Author:Elastic Security
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 c21fee2611a33c3b8628fc24f9718d46e0f8df975a2837be6b641d754365f1ea

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3745534/
  
Delivery method
Distributed via web download

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