MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638
SHA3-384 hash: 0c25b9c1c56b85602445696fc09a08b380e89cc571c403a4c9a734f51eb818841a2fb2ccda9423b3b0f195be5c7f1e9f
SHA1 hash: c1588d6c7ecb81ae0bb227aefe163c0b23d6f26d
MD5 hash: 7ac8fb0af15d85d3f3452ffa96dbc978
humanhash: spaghetti-april-may-timing
File name:morte.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:67'212 bytes
First seen:2025-12-02 11:20:12 UTC
Last seen:2025-12-02 13:34:23 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:85IZLMKk1m4samiDMy/g/ZWUThm8F6SbHL0h2KpszZuwk5xMTyrRb5/MO/lNO4V5:ywygy/gLEPhrexkx+yrRlv/pPVJuU
TLSH T1B363021E06A0F5CDDAC984BF91C065812FF04BE3B256EDCA2A2C50D7E8DA0D51DC59C6
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) :67'212 bytes
File size (de-compressed) :223'476 bytes
Format:linux/mips
Unpacked file: a8ba3dc5b85e79bf27d9a4a3538458c1d3159bc53e385346fee6b15f2f07b57c

Intelligence

File Origin
# of uploads :
2
# of downloads :
63
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/692ecb759da4f3a3b7bde34a/reports/2df1f5ae-2921-490d-adc0-c57dd606ce30/overview
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/48786f51-b9f9-4bfa-b243-fe0855562524
Result
Threat name:
Mirai, Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1824313
Signature
Detected Mirai
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824313 Sample: morte.mips.elf Startdate: 02/12/2025 Architecture: LINUX Score: 100 56 65.47.70.31 XO-AS15US United States 2->56 58 166.71.26.183, 23 XMISSIONUS United States 2->58 60 98 other IPs or domains 2->60 62 Suricata IDS alerts for network traffic 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Detected Mirai 2->66 68 5 other signatures 2->68 12 morte.mips.elf 2->12         started        signatures3 process4 process5 14 morte.mips.elf 12->14         started        16 morte.mips.elf 12->16         started        process6 18 morte.mips.elf 14->18         started        file7 50 /etc/init.d/sysd, POSIX 18->50 dropped 70 Sample tries to set files in /etc globally writable 18->70 72 Drops files in suspicious directories 18->72 74 Sample tries to persist itself using System V runlevels 18->74 22 morte.mips.elf 18->22         started        25 morte.mips.elf sh 18->25         started        signatures8 process9 file10 52 /usr/Bin), ELF 22->52 dropped 27 morte.mips.elf 22->27         started        29 morte.mips.elf sh 22->29         started        31 sh cp 25->31         started        process11 process12 33 morte.mips.elf 27->33         started        35 morte.mips.elf 27->35         started        37 morte.mips.elf 27->37         started        45 1004 other processes 27->45 39 sh crontab 29->39         started        43 sh 29->43         started        file13 54 /var/spool/cron/crontabs/tmp.kZxPFd, ASCII 39->54 dropped 76 Sample tries to persist itself using cron 39->76 78 Executes the "crontab" command typically for achieving persistence 39->78 47 sh crontab 43->47         started        signatures14 process15 signatures16 80 Executes the "crontab" command typically for achieving persistence 47->80
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 11:20:23 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rac7rjiylvaqjknny7ibrcqusia5lacit3wkmt4kzsly2gk3yy4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/251202-nfk6ma1ngs/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
UPX packed file
Creates/modifies Cron job
Deletes log files
Enumerates running processes
Modifies init.d
Modifies rc script
Writes file to system bin folder
Deletes Audit logs
Deletes system logs
Modifies Watchdog functionality
Contacts a large (48934) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f9e462e9-fe4b-4651-9788-f1eb74073f71
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638

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 8805f8a5185d4104a9adc7d0188a149201d580489eeca64f8acc978d195bc638

(this sample)

Mirai

elf a8ba3dc5b85e79bf27d9a4a3538458c1d3159bc53e385346fee6b15f2f07b57c

  
Dropping
SHA256 a8ba3dc5b85e79bf27d9a4a3538458c1d3159bc53e385346fee6b15f2f07b57c
  
Dropping
MD5 be70fd1dde175fedec0714ffa757043e
  
URLhaus
https://urlhaus.abuse.ch/url/3702422/
  
Delivery method
Distributed via web download

Comments