MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892
SHA3-384 hash: 990e0f9aadf385d3757f6663a8d28870524ace4f1d1ba0adc6eb81f086e573e0f61b2d541a909c32501376e63d35be7b
SHA1 hash: e999b9a0aee95dcdeb2693c8a03aac4a235c0e46
MD5 hash: 0fb056fdf591723f1ba8682b0e81f724
humanhash: idaho-dakota-jersey-asparagus
File name:sora.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:70'856 bytes
First seen:2026-02-13 02:19:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:pOTAiIYaMBktkIwn8U0yaPSmuSt8M8fhWtu5v36L:pOTAiLaMH+uSerpeu5+
TLSH T1F9630891B881A626C2D1537BFA6F008E372457D8E2DA33139D255FA0778AC1F0D57F8A
telfhash t14a41d1f74ba40bcc67e8a149c98c711c5ff5b05aaf092483590caa4fc85b5d2b00e437
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 74af1a6dd10f9b2481ed08b8307469bbabc2f1835327bea5212a40258e7c85e6
File size (compressed) :27'336 bytes
File size (de-compressed) :70'856 bytes
Format:linux/arm
Packed file: 74af1a6dd10f9b2481ed08b8307469bbabc2f1835327bea5212a40258e7c85e6

Intelligence

File Origin
# of uploads :
1
# of downloads :
34
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/c47b6783-ec12-4840-97c9-c491959a8929/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

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

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

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

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

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
56
Number of processes launched:
13
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Mirai 45.83.207.188:1312
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-13T00:34:00Z UTC
Last seen:
2026-02-13T01:57:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f5e632f6-031f-404d-92c4-7aade0f71e8b
Behavior Graph:
Download SVG
%3 guuid=d19ff4b2-1900-0000-f372-0b1fd8090000 pid=2520 /usr/bin/sudo guuid=95dac0b4-1900-0000-f372-0b1fdd090000 pid=2525 /tmp/sample.bin guuid=d19ff4b2-1900-0000-f372-0b1fd8090000 pid=2520->guuid=95dac0b4-1900-0000-f372-0b1fdd090000 pid=2525 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/28e8569e-7f9c-40fd-8dc1-3cbded5fe119
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1868849
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: 1868849 Sample: sora.arm.elf Startdate: 13/02/2026 Architecture: LINUX Score: 80 48 102.92.215.84 ZAINUGASUG Nigeria 2->48 50 104.119.90.92 XO-AS15US United States 2->50 52 98 other IPs or domains 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus / Scanner detection for submitted sample 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 Yara detected Mirai 2->60 10 sora.arm.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        16 python3.8 dpkg 2->16         started        signatures3 process4 process5 18 sora.arm.elf 10->18         started        20 sora.arm.elf 10->20         started        22 sora.arm.elf 10->22         started        process6 24 sora.arm.elf 18->24         started        26 sora.arm.elf 18->26         started        28 sora.arm.elf 20->28         started        30 sora.arm.elf 20->30         started        32 sora.arm.elf 20->32         started        process7 34 sora.arm.elf 24->34         started        36 sora.arm.elf 24->36         started        38 sora.arm.elf 24->38         started        40 sora.arm.elf 28->40         started        42 sora.arm.elf 28->42         started        process8 44 sora.arm.elf 34->44         started        46 sora.arm.elf 34->46         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-13 02:20:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f45yqgzpono6ot4maa76aci6etau2rgvduhhkexfavw6txoi5cja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora
Link:
https://tria.ge/reports/260213-cslgdagv9g/
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/2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 74af1a6dd10f9b2481ed08b8307469bbabc2f1835327bea5212a40258e7c85e6

Mirai

elf 2f3b881b2f735de74f8c003fe0091e24c14d44d51d0e7512e5056de9ddc8e892

(this sample)

  
Dropped by
SHA256 74af1a6dd10f9b2481ed08b8307469bbabc2f1835327bea5212a40258e7c85e6
  
URLhaus
https://urlhaus.abuse.ch/url/3776777/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 382b3b3091844bd948af6a3e886a023b
  
URLhaus
https://urlhaus.abuse.ch/url/3777339/

Comments