MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be
SHA3-384 hash: 9048e00172dd76113769326319fdfdac4bab2095c105969fdc5a026d5b0c0b63e4a1478125e29b2033f92de88fe524be
SHA1 hash: eb804a55fa8aa9433d3550078880117f2548ec71
MD5 hash: 6ee83bea4a4832974f5047744ef88f34
humanhash: lima-helium-jig-stairway
File name:Space.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:40'140 bytes
First seen:2026-06-01 13:58:43 UTC
Last seen:2026-06-01 22:09:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:SLTUl5KJYONwcpG1Vnygy1AdZUhojmcjUmEWHR+dCnTxoHs3UozD:SP5sVygy1yZUhzQUWmCTu6zD
TLSH T13B03F1212215784BD1701839CAA45ECB6B6343B1F9FA223109329763BF07B9F78F5997
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) :40'140 bytes
File size (de-compressed) :87'360 bytes
Format:linux/arm
Unpacked file: a5a96f13b21e1bea303056fccea936586ac6d581b1d1b66481e5d48566a88bac

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/0ca45bc6-db3e-4a40-b66a-f11ce1980426/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a1d903a099ef368af134089/reports/60225e32-ee3d-4175-a887-15a6361b1ec6/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f961d18f-26ae-4ed4-a96f-3ad843073f25
Behavior Graph:
Download SVG
%3 guuid=70680245-1b00-0000-c2fc-0d87d30a0000 pid=2771 /usr/bin/sudo guuid=337cec46-1b00-0000-c2fc-0d87d60a0000 pid=2774 /tmp/sample.bin guuid=70680245-1b00-0000-c2fc-0d87d30a0000 pid=2771->guuid=337cec46-1b00-0000-c2fc-0d87d60a0000 pid=2774 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7a875a1e-45ea-4cc0-8215-9b69c4918ded
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1921100
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1921100 Sample: Space.arm.elf Startdate: 01/06/2026 Architecture: LINUX Score: 68 24 185.91.127.219, 3778, 53706, 53710 VIRTUAL1GB United Kingdom 2->24 26 109.202.202.202, 80 INIT7CH Switzerland 2->26 28 3 other IPs or domains 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Sample is packed with UPX 2->36 8 Space.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 Space.arm.elf 8->14         started        16 Space.arm.elf 8->16         started        18 Space.arm.elf 8->18         started        process6 20 Space.arm.elf 14->20         started        22 Space.arm.elf 14->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-01 13:59:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ao43ndvz5bn7domcoslrvz7btazetk3crr6ua2mw5felwdv4ko7a._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260601-rakvfsgv2m/
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/03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be

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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 03b9b68eb9e85bf1b98274971ae7e1983249ab628c7d406996e948bb0ebc53be

(this sample)

Mirai

elf a5a96f13b21e1bea303056fccea936586ac6d581b1d1b66481e5d48566a88bac

  
URLhaus
https://urlhaus.abuse.ch/url/3857061/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 a5a96f13b21e1bea303056fccea936586ac6d581b1d1b66481e5d48566a88bac
  
Dropping
MD5 73f6fb2fabb0412c93018cacacec2728

Comments