MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5
SHA3-384 hash: 4b6f147ca3d60b69dc16109081412cc7e28b84f36ca7c1d1bd8352bed70c657616307f37af2ed455d0b3f53895dff983
SHA1 hash: 41bfd9061e36d7226aa795883df76221cccbc381
MD5 hash: 227bdb3393c65c4760365f77d78c703c
humanhash: twenty-chicken-crazy-ohio
File name:morte.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:39'820 bytes
First seen:2025-11-06 07:00:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:NZwM44uhFzdonyqWdDExKoq8UMrQisJKR49UGRn8QQo//+AfsFTx0/h:NtuhFdu8dDEooqVM8iscm1Uo/ZshQh
TLSH T19803F1EA22BBA8B0D5738772457B4955FF25B8038B0D126E40E8F99D9C639213B51F22
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) :39'820 bytes
File size (de-compressed) :79'824 bytes
Format:linux/amd64
Unpacked file: 5c875bbd47166bbc4a6b7b0ef232f782affaa84d553583040a01e6f05f821f33

Intelligence

File Origin
# of uploads :
1
# of downloads :
43
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-19.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Connection attempt
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-11-05T19:52:00Z UTC
Last seen:
2025-11-07T10:31:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ad7d21ad-aec6-41c1-9d03-e80ae3742372
Behavior Graph:
Download SVG
%3 guuid=6f9ff3ab-1900-0000-dec6-57645f090000 pid=2399 /usr/bin/sudo guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405 /tmp/sample.bin mprotect-exec net guuid=6f9ff3ab-1900-0000-dec6-57645f090000 pid=2399->guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=5a1d68ae-1900-0000-dec6-576467090000 pid=2407 /tmp/sample.bin guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405->guuid=5a1d68ae-1900-0000-dec6-576467090000 pid=2407 clone guuid=3b14dcd8-1a00-0000-dec6-5764f90b0000 pid=3065 /tmp/sample.bin guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405->guuid=3b14dcd8-1a00-0000-dec6-5764f90b0000 pid=3065 clone guuid=855beed8-1a00-0000-dec6-5764fa0b0000 pid=3066 /tmp/sample.bin net send-data zombie guuid=f688eaad-1900-0000-dec6-576465090000 pid=2405->guuid=855beed8-1a00-0000-dec6-5764fa0b0000 pid=3066 clone guuid=76e06fae-1900-0000-dec6-576468090000 pid=2408 /tmp/sample.bin guuid=5a1d68ae-1900-0000-dec6-576467090000 pid=2407->guuid=76e06fae-1900-0000-dec6-576468090000 pid=2408 clone guuid=495d75ae-1900-0000-dec6-576469090000 pid=2409 /tmp/sample.bin net send-data zombie guuid=5a1d68ae-1900-0000-dec6-576467090000 pid=2407->guuid=495d75ae-1900-0000-dec6-576469090000 pid=2409 clone guuid=495d75ae-1900-0000-dec6-576469090000 pid=2409->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1110B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=495d75ae-1900-0000-dec6-576469090000 pid=2409->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B guuid=855beed8-1a00-0000-dec6-5764fa0b0000 pid=3066->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1110B guuid=855beed8-1a00-0000-dec6-5764fa0b0000 pid=3066->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e6986949-934b-4216-b653-f5717923f80d
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1809062
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809062 Sample: morte.x86_64.elf Startdate: 06/11/2025 Architecture: LINUX Score: 68 22 teamc2.duckdns.org. [malformed] 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 Multi AV Scanner detection for submitted file 2->30 32 Sample is packed with UPX 2->32 8 morte.x86_64.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 34 Sends malformed DNS queries 22->34 36 Uses dynamic DNS services 22->36 process4 process5 12 morte.x86_64.elf 8->12         started        14 morte.x86_64.elf 8->14         started        16 morte.x86_64.elf 8->16         started        process6 18 morte.x86_64.elf 12->18         started        20 morte.x86_64.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-06 01:44:54 UTC
File Type:
ELF64 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yusd75xp2pzqjmdikbcqsm4siolz7byqhfabjxyktldf5wqcw7cq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251106-htk5wsslhp/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/dc99f592-c01c-4014-ba5b-7ce97d7124e3
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/c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5

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 c5243ff6efd3f304b068504509339243979f8710394014df0a9ac65eda02b7c5

(this sample)

Mirai

elf 5c875bbd47166bbc4a6b7b0ef232f782affaa84d553583040a01e6f05f821f33

  
URLhaus
https://urlhaus.abuse.ch/url/3697422/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 5c875bbd47166bbc4a6b7b0ef232f782affaa84d553583040a01e6f05f821f33
  
Dropping
MD5 7b27102bffbbdaf0b243f536acd593eb
  
URLhaus
https://urlhaus.abuse.ch/url/3697759/

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