MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec
SHA3-384 hash: af8f15db25b3ad8f8b5c63d0d6e99f0a8c6f8aebce759dcb992cc4029fffd262861a4c887eb2fab4a5d7a5aec6825a3e
SHA1 hash: 8507d65659a12aa7e4c1fb191de3255ab9a812c0
MD5 hash: 019a63e58dc36045bb9a4b95d6a5b8c3
humanhash: hawaii-tennis-avocado-orange
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:75'028 bytes
First seen:2025-10-29 14:57:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:/G8t9cXSZERVwnvtOOc4/72D2CYVNhXdCo0Z+:/bt95ZZnvtOP4CDLMddP
TLSH T142737CC5FA83D4F6E81205352277AB379AB3E53E2168DF83C379A572DC03542E91625C
telfhash t1c531f7fb0abe0ceca7d0a940c32b5e51295ee77b14a037b605639934236bdc3507ac79
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 ff31263c5f431ce64726b938090561d49344c0dddd523a12d43615dafa6d10ef
File size (compressed) :37'788 bytes
File size (de-compressed) :75'028 bytes
Format:linux/i386
Packed file: ff31263c5f431ce64726b938090561d49344c0dddd523a12d43615dafa6d10ef

Intelligence

File Origin
# of uploads :
1
# of downloads :
27
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Opens a port
DNS request
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-06T23:52:00Z UTC
Last seen:
2025-10-31T00:50:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7738f39f-5fa0-4f40-bc99-64b3277d4b8b
Behavior Graph:
Download SVG
%3 guuid=972a4667-1900-0000-945b-df3b14090000 pid=2324 /usr/bin/sudo guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332 /tmp/sample.bin net guuid=972a4667-1900-0000-945b-df3b14090000 pid=2324->guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=0328696a-1900-0000-945b-df3b1d090000 pid=2333 /tmp/sample.bin guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332->guuid=0328696a-1900-0000-945b-df3b1d090000 pid=2333 clone guuid=07add396-1a00-0000-945b-df3b930b0000 pid=2963 /tmp/sample.bin guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332->guuid=07add396-1a00-0000-945b-df3b930b0000 pid=2963 clone guuid=b4ded896-1a00-0000-945b-df3b940b0000 pid=2964 /tmp/sample.bin net send-data zombie guuid=cea22e6a-1900-0000-945b-df3b1c090000 pid=2332->guuid=b4ded896-1a00-0000-945b-df3b940b0000 pid=2964 clone guuid=7a35716a-1900-0000-945b-df3b1f090000 pid=2335 /tmp/sample.bin guuid=0328696a-1900-0000-945b-df3b1d090000 pid=2333->guuid=7a35716a-1900-0000-945b-df3b1f090000 pid=2335 clone guuid=c8a3776a-1900-0000-945b-df3b20090000 pid=2336 /tmp/sample.bin dns net send-data zombie guuid=0328696a-1900-0000-945b-df3b1d090000 pid=2333->guuid=c8a3776a-1900-0000-945b-df3b20090000 pid=2336 clone guuid=c8a3776a-1900-0000-945b-df3b20090000 pid=2336->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1080B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=c8a3776a-1900-0000-945b-df3b20090000 pid=2336->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B guuid=b4ded896-1a00-0000-945b-df3b940b0000 pid=2964->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1080B guuid=b4ded896-1a00-0000-945b-df3b940b0000 pid=2964->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/80d9fa19-aeb5-4e81-8c5e-1321764d98a9
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1804017
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1804017 Sample: morte.x86.elf Startdate: 29/10/2025 Architecture: LINUX Score: 68 22 boatn1941.ddns.net 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 2 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 8 morte.x86.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 34 Uses dynamic DNS services 22->34 process4 process5 12 morte.x86.elf 8->12         started        14 morte.x86.elf 8->14         started        16 morte.x86.elf 8->16         started        process6 18 morte.x86.elf 12->18         started        20 morte.x86.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 15:28:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6j4iybjzqb5zujg2scxclbnmcdxx4hj5rm6lznmmqm567dbxfhwa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251029-st1wfs1ldx/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
boatn1941.ddns.net
Verdict:
Unknown
Tags:
trojan mirai gafgyt
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/d48f9176-2ec0-48e3-a061-af3ccefaf6a8
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh 9450cdae39985a317a0c04828544aa0a6db9df22b7ba50339f1b8b8d459c1e36

Mirai

elf ff31263c5f431ce64726b938090561d49344c0dddd523a12d43615dafa6d10ef

Mirai

elf f2788c0539807b9a24da90ae2585ac10ef7e1d3d8b3cbcb58c833bef8c3729ec

(this sample)

  
Dropped by
SHA256 ff31263c5f431ce64726b938090561d49344c0dddd523a12d43615dafa6d10ef
  
URLhaus
https://urlhaus.abuse.ch/url/3597711/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3598416/

Comments