MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352
SHA3-384 hash: 691c07158319ca32dcffc9c0c119c008f23e784804d25d424052298955ed57f25b1192c85b34162ef49258c323fafadd
SHA1 hash: e405d4162e14409e4b8c238ec34e0d0ea6896104
MD5 hash: aec23eeaab99d26b5f88c636ad5bdf68
humanhash: michigan-sodium-nine-angel
File name:sora.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:88'720 bytes
First seen:2025-12-05 06:20:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:VYxbiIEXLbY+rWU87fvZH0vKJJ56BbFNl1LGKjMiXzG+a:V0bY7lmZH0iL5iNl5GKjVXz3a
TLSH T10083A44D6F319F7DFBA8C73857B79A506608338A22E1D485D1ACEB060E6024E741FFA5
telfhash t1d801c96c8eb423e49a368d5a046defa6e1b030da07226c274f15a96caabdc415e05c0d
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ee14c9b1d12d73367b4b9e30ea94fc030640de750b61b782fc15ed45b1ae4a05
File size (compressed) :29'412 bytes
File size (de-compressed) :88'720 bytes
Format:linux/mips
Packed file: ee14c9b1d12d73367b4b9e30ea94fc030640de750b61b782fc15ed45b1ae4a05

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
NL NL
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/2bac657c-9b0d-49b4-ae6f-31befb371a11/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-9819563-0
Create hunting rule

Unix.Trojan.Mirai-9820623-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/693279ddbba50eaf04226fc7/reports/4f0644b5-13b4-4fff-8f8f-03411233a7ea/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-05T06:05:00Z UTC
Last seen:
2025-12-05T07:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352/results?tab=lookup
Gathering data
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1827029
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1827029 Sample: sora.mips.elf Startdate: 05/12/2025 Architecture: LINUX Score: 80 28 82.93.81.182 XS4ALL-NLAmsterdamNL Netherlands 2->28 30 165.247.177.250 WINDSTREAMUS United States 2->30 32 98 other IPs or domains 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected Mirai 2->40 8 sora.mips.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 sora.mips.elf 8->16         started        18 sora.mips.elf 8->18         started        20 sora.mips.elf 8->20         started        process6 22 sora.mips.elf 16->22         started        24 sora.mips.elf 16->24         started        26 sora.mips.elf 16->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-05 06:21:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehrkc4jamvy256gyvtdpykssanomiitblszlghka2dnlzj6v2nja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora defense_evasion discovery
Link:
https://tria.ge/reports/251205-g4fsgsvkbz/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Modifies Watchdog functionality
Contacts a large (48130) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai Unix.Dropper.Mirai-7135890-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_2
Link:
https://app.threat.zone/submission/2a390463-e93a-438a-840e-72e6e2775a95
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/21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research

File information

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

Web download

Mirai

elf ee14c9b1d12d73367b4b9e30ea94fc030640de750b61b782fc15ed45b1ae4a05

Mirai

elf 21e2a171206571aef8d8acc6fc2a52035cc422615cb2b31d40d0dabca7d5d352

(this sample)

  
Dropped by
SHA256 ee14c9b1d12d73367b4b9e30ea94fc030640de750b61b782fc15ed45b1ae4a05
  
URLhaus
https://urlhaus.abuse.ch/url/3723626/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 e816a08e2efbf4e505ea7c372411238e

Comments