MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694. 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
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SHA256 hash: 12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694
SHA3-384 hash: 19eb54ce00c940f12dfed4b00809ad1dceaff342f201f239c003b3d6bced24de131c371c0c4a0f05cfdd56f5034c8bed
SHA1 hash: 7e883db8d963093ba20f73e9e82c7415ea0df1c3
MD5 hash: c8207143791287a0b48b2e004b3366eb
humanhash: ack-gee-alpha-apart
File name:nwfaiehg4ewijfgriehgirehaughrarg.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:41'052 bytes
First seen:2026-02-14 02:49:08 UTC
Last seen:2026-02-14 05:21:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:Vz21lG5SLJt6DrRjocHFR8NpK++N9MZTh6y5LTb+69BK3jgs3UozI:dwAgWNscHkpVVoy5Xb+kK3hzI
TLSH T14103F2A549D94DF5A664787AFBB703CF22710B3DD093B031C4B80B65F7C606A0978B56
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) :41'052 bytes
File size (de-compressed) :91'948 bytes
Format:linux/arm
Unpacked file: 011323a27015402862c40bd58211e58f1c0bab3a25aca6f98abe2fd6303dad66

Intelligence

File Origin
# of uploads :
2
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/64d6b838-b9c7-41ed-8277-188191f35a3f/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/698fe2b6981ff1d38a55887a/reports/ca22601c-e6f9-44af-9bf7-b5ede4842a22/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/27250415-d621-4e52-b4ef-09289a32bac0
Behavior Graph:
Download SVG
%3 guuid=b4d5ffc1-1a00-0000-268c-4050390b0000 pid=2873 /usr/bin/sudo guuid=69685ec4-1a00-0000-268c-4050400b0000 pid=2880 /tmp/sample.bin guuid=b4d5ffc1-1a00-0000-268c-4050390b0000 pid=2873->guuid=69685ec4-1a00-0000-268c-4050400b0000 pid=2880 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/73eea4d6-816a-4da2-88fc-8a8349a51a15
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1869469
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1869469 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 14/02/2026 Architecture: LINUX Score: 60 25 169.254.169.254, 80 USDOSUS Reserved 2->25 27 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Sample is packed with UPX 2->33 10 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.arm.elf 18->23         started        signatures9 35 Manipulation of devices in /dev 20->35 37 Deletes system log files 20->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-14 02:50:56 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=clj6oip62jcg7e76nmbsa3mvr4j7xhf6knzbd7xuc7jj5wnsk2ka._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260214-da9lxsfy8b/
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/12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694

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: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 12d3e721fed2446f93fe6b03206d958f13fb9cbe537211fef417d29ed9b25694

(this sample)

Mirai

elf 011323a27015402862c40bd58211e58f1c0bab3a25aca6f98abe2fd6303dad66

  
URLhaus
https://urlhaus.abuse.ch/url/3777550/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 011323a27015402862c40bd58211e58f1c0bab3a25aca6f98abe2fd6303dad66
  
Dropping
MD5 bcb2bdc9b080654ec6a25dff7bcf774f

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