MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80121cd0ff12e83431f571a8cf77493dc756daf1e202d065c7c0a2dd55298d4f. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 80121cd0ff12e83431f571a8cf77493dc756daf1e202d065c7c0a2dd55298d4f
SHA3-384 hash: fa5640cee250a2be1a92f52dfc8363df265945af647069de14d7de476b893be71b1e0688f335c98700f5254513dbac11
SHA1 hash: d1eab007cb66d6a7b701f0070fce4d2086ae740e
MD5 hash: f159764d4af14c35046d93778c1f0a5d
humanhash: kansas-speaker-violet-single
File name:5r3fqt67ew531has4231.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:37'724 bytes
First seen:2026-01-20 20:56:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:g6g+zcFhEM2v3otgmhpcitDjaAPO2Qbq8InXBsfzMZNQPQqYVcRhWSNnbcuyD7U1:gUa/tgmhph7GB2ZafYZNgYVoZNnouy81
TLSH T11403F1DD709EDAACC29762342ABB5C9F1711670EE0509EF977E4195E2833FE82D48702
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 UPX
File size (compressed) :37'724 bytes
File size (de-compressed) :83'376 bytes
Format:linux/i386
Unpacked file: c34312a03bd9bf038eda59bfc009d59295665034cf652fcd7b09d7fb21231c95

Intelligence

File Origin
# of uploads :
1
# of downloads :
34
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8f7324c2-d017-4ab3-9859-6e7733f88960/
Detection(s):
Unix.Trojan.Mirai-7669677-0
Create hunting rule

Result
Gathering data
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f0df6392-e23a-4cc0-a0e3-4d0c78551564
Result
Threat name:
Mirai, Okiru
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1854416
Signature
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses known network protocols on non-standard ports
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1854416 Sample: 5r3fqt67ew531has4231.x86.elf Startdate: 20/01/2026 Architecture: LINUX Score: 100 34 197.190.238.211 zain-asGH Ghana 2->34 36 185.192.81.231 ZOOM-INTERNETGB United Kingdom 2->36 38 98 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 44 Yara detected Okiru 2->44 46 4 other signatures 2->46 8 5r3fqt67ew531has4231.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 5r3fqt67ew531has4231.x86.elf sh 8->14         started        16 5r3fqt67ew531has4231.x86.elf 8->16         started        process6 18 sh rm 14->18         started        20 sh mkdir 14->20         started        22 sh mv 14->22         started        24 sh chmod 14->24         started        26 5r3fqt67ew531has4231.x86.elf 16->26         started        28 5r3fqt67ew531has4231.x86.elf 16->28         started        30 5r3fqt67ew531has4231.x86.elf 16->30         started        32 4 other processes 16->32
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/80121cd0ff12e83431f571a8cf77493dc756daf1e202d065c7c0a2dd55298d4f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/80121cd0ff12e83431f571a8cf77493dc756daf1e202d065c7c0a2dd55298d4f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-20 20:57:45 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qajbzuh7cludimpvogum652jhxdvnwxr4ibnazohycrn2vjjrvhq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260120-zrswdsaz6g/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
File and Directory Permissions Modification
Contacts a large (416588) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
31.58.58.212
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 80121cd0ff12e83431f571a8cf77493dc756daf1e202d065c7c0a2dd55298d4f

(this sample)

Mirai

elf c34312a03bd9bf038eda59bfc009d59295665034cf652fcd7b09d7fb21231c95

  
URLhaus
https://urlhaus.abuse.ch/url/3761010/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 c34312a03bd9bf038eda59bfc009d59295665034cf652fcd7b09d7fb21231c95
  
Dropping
MD5 9b0ed62074f7dbdbbddc0ee36b9b8b63

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