MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981. 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 1 File information Comments
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SHA256 hash: 4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981
SHA3-384 hash: 39e6a834a6608c748196e838c1b4e471dc88e7b7cc827ac4cc025c9e8fc124096f62a069bb26d20b014512284a19d744
SHA1 hash: 4ccb3675afe3bb2c5f756edd019401e92f1b2c7f
MD5 hash: 4dbb4b0bdef77d98d521ffff1fad816b
humanhash: lima-saturn-eleven-comet
File name:nwfaiehg4ewijfgriehgirehaughrarg.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:98'624 bytes
First seen:2025-11-05 05:12:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Og3pWv1rObbgQvWlY1byRCYx8Ixyage+lBEOZbfz2iMtgCdoq1IS:Hb8l4byRCYK5BNZLvCdoqSS
TLSH T1BDA338D7F801DDBDF84ADB7744530506F571E3A219831F36636BB8A7AC361A81826EC2
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
158
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10057788-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-04T17:06:00Z UTC
Last seen:
2025-11-05T22:04:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c6eb2f01-d15d-4516-b01d-f48ee263d68c
Behavior Graph:
Download SVG
%3 guuid=3b327571-1b00-0000-b10e-861bf9080000 pid=2297 /usr/bin/sudo guuid=aefb6e73-1b00-0000-b10e-861bfa080000 pid=2298 /tmp/sample.bin guuid=3b327571-1b00-0000-b10e-861bf9080000 pid=2297->guuid=aefb6e73-1b00-0000-b10e-861bfa080000 pid=2298 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/32eade0a-ffff-4ab2-8fce-048950af206b
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1808308
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1808308 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 05/11/2025 Architecture: LINUX Score: 60 25 jhfhfdkhdfdk32.duckdns.org 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 10 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 33 Uses dynamic DNS services 25->33 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.m68k.elf 18->23         started        signatures9 35 Manipulation of devices in /dev 20->35 37 Deletes system log files 20->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-04 22:32:14 UTC
File Type:
ELF32 Big (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jtfebi3yhfwtbflkyfzsozgmaksvabuz5cstkl2reif6dfqmvgaq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251105-fwg5xasnhq/
Malware Config
C2 Extraction:
jhfhfdkhdfdk32.duckdns.org
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/dacb4512-789b-4948-abc1-4d7d974d537a
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/4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981

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: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

elf 4cca40a378396d30956ac1732764cc02a5500699e8a5352f51220be1960ca981

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3696789/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3696805/

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