MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e. 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: 99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e
SHA3-384 hash: 3db970f7c837dfb63ffcf4a9d82b44352ec444c46127872babca42d45992aa77a3c5193405c9b9fa7b82ab7974fafc6d
SHA1 hash: d8f3293abb147d3d940e824dc5d0b8613352c2c2
MD5 hash: f8c05912c249efcb79890bbacc3ae0ca
humanhash: wyoming-rugby-gee-october
File name:Space.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:36'840 bytes
First seen:2025-08-14 11:07:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:7rFs5me135wp1C+s9vbM5YNMygu+OR1juP3ACqtqNLIzLtZ6G1n9i/s3UozU:7/eRSnQjMgVuP7qtqxgtAs1zU
TLSH T112F2E255228D707282E4ACB3D97083F12E6E00B7D1D937A05FF9C34CE54A6129477EE2
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) :36'840 bytes
File size (de-compressed) :79'168 bytes
Format:linux/arm
Unpacked file: 537d4e22aec9dcfc07daf06b855d60e8248c5abb77f33e542220c28bcac13b3e

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056441-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1f333f45-2363-4dd8-a7f9-c056c5aeabc1
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1756860
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: 1756860 Sample: Space.arm.elf Startdate: 14/08/2025 Architecture: LINUX Score: 68 20 185.196.9.137, 3778, 48128, 48130 SIMPLECARRIERCH Switzerland 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Sample is packed with UPX 2->28 8 Space.arm.elf 2->8         started        signatures3 process4 process5 10 Space.arm.elf 8->10         started        12 Space.arm.elf 8->12         started        14 Space.arm.elf 8->14         started        process6 16 Space.arm.elf 10->16         started        18 Space.arm.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-14 10:50:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tgax3b4serk7weo253xxckou7n5ypa76cka4vcqb6jgc7mpygzha._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/250814-m88xqatte1/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/82b1d334-3309-4db6-b037-a5df71827c35
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/99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 99817d87922455fb11daeeef7129d4fb7b8783fe1281ca8a01f24c2fb1f8364e

(this sample)

Mirai

elf 537d4e22aec9dcfc07daf06b855d60e8248c5abb77f33e542220c28bcac13b3e

  
URLhaus
https://urlhaus.abuse.ch/url/3602604/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 537d4e22aec9dcfc07daf06b855d60e8248c5abb77f33e542220c28bcac13b3e
  
Dropping
MD5 bc521574400a5f046d5934a83c6496e0
  
URLhaus
https://urlhaus.abuse.ch/url/3602617/
  
URLhaus
https://urlhaus.abuse.ch/url/3602614/
  
URLhaus
https://urlhaus.abuse.ch/url/3602633/
  
URLhaus
https://urlhaus.abuse.ch/url/3602637/
  
URLhaus
https://urlhaus.abuse.ch/url/3602645/
  
URLhaus
https://urlhaus.abuse.ch/url/3602671/
  
URLhaus
https://urlhaus.abuse.ch/url/3602701/

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