MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5
SHA3-384 hash: c46571703a098472e4fb6cbf147d578804ae596d5fe3687996be2c36c9328893f4d9edf402f30db5a0c4c2151a7d9a0b
SHA1 hash: afac19909db49dabcc9c0152fdfa96da1c24b02b
MD5 hash: 4799f6b798bff4951d6eaa76bb424214
humanhash: solar-cup-don-early
File name:MMaaRRiiOisecTanee.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:79'600 bytes
First seen:2026-02-20 16:17:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:9QC/3umbutmUl9i1WIo27ozS9Lo/b2+gJymeMlitPWmM18HR5D4WRouZbqeqVr5N:9Qu3umbutmUl9lIlkeJoT2hJymeMlite
TLSH T168733AC9B5C3F8F4EC040A392177EF319E77E13BA129DD8BE7D96623A941342941229D
telfhash t1c811e37d2b351c98afc0d913b24ed6345d5cfb7b21607ab719b225291162882437fd3c
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/e5905a54-8ba2-4bc3-80cf-320d270021b5/
Detection(s):
Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Trojan.Mirai-9835278-0
Create hunting rule

Unix.Trojan.Mirai-9835289-0
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Link:
https://www.filescan.io/uploads/6998895e97feb4afd64f132d/reports/61e3c1e4-3793-47cb-b4ec-e66b330e7887/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
37215,2323,23
Full report:
https://elfdigest.com/brief/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.dx HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/28fb9c64-3650-46ff-8712-66060c9cd0d6
Behavior Graph:
Download SVG
%3 guuid=e482bea1-1900-0000-c3b6-f23d6d0c0000 pid=3181 /usr/bin/sudo guuid=dbad0fa4-1900-0000-c3b6-f23d740c0000 pid=3188 /tmp/sample.bin net guuid=e482bea1-1900-0000-c3b6-f23d6d0c0000 pid=3181->guuid=dbad0fa4-1900-0000-c3b6-f23d740c0000 pid=3188 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=dbad0fa4-1900-0000-c3b6-f23d740c0000 pid=3188->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=91d441a4-1900-0000-c3b6-f23d760c0000 pid=3190 /tmp/sample.bin guuid=dbad0fa4-1900-0000-c3b6-f23d740c0000 pid=3188->guuid=91d441a4-1900-0000-c3b6-f23d760c0000 pid=3190 clone guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191 /tmp/sample.bin dns net send-data zombie guuid=dbad0fa4-1900-0000-c3b6-f23d740c0000 pid=3188->guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191 clone guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 38B 33c51d9b-af67-5638-a9aa-daf5a6ede2d2 cnc.mu-minhvuong.com:60195 guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->33c51d9b-af67-5638-a9aa-daf5a6ede2d2 send: 9B guuid=36f054a4-1900-0000-c3b6-f23d780c0000 pid=3192 /tmp/sample.bin guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->guuid=36f054a4-1900-0000-c3b6-f23d780c0000 pid=3192 clone guuid=7ac359a4-1900-0000-c3b6-f23d790c0000 pid=3193 /tmp/sample.bin guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->guuid=7ac359a4-1900-0000-c3b6-f23d790c0000 pid=3193 clone guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194 /tmp/sample.bin net net-scan send-data guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194 clone guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195 /tmp/sample.bin net net-scan send-data guuid=b2ea45a4-1900-0000-c3b6-f23d770c0000 pid=3191->guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195 clone guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194|send-data send-data to 4097 IP addresses review logs to see them all guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194->guuid=3f825da4-1900-0000-c3b6-f23d7a0c0000 pid=3194|send-data send guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195|send-data send-data to 4097 IP addresses review logs to see them all guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195->guuid=552f65a4-1900-0000-c3b6-f23d7b0c0000 pid=3195|send-data send
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/30b7a9cf-1537-46d0-85ef-b7b38a92863c
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-20 16:18:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z7l3qvbikargbxl6qu7idktbpquchob75ebqqwqlaq2m2w5p6hcq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access defense_evasion discovery linux
Link:
https://tria.ge/reports/260220-tser9se17d/
Behaviour
Changes its process name
Reads process memory
Modifies Watchdog functionality
Contacts a large (59326) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
cnc.mu-minhvuong.com
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.40
Link:
https://yomi.yoroi.company/submissions/cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_575f5bc8
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 cc586f2157b12a5412b541d6b7bbdb7d45ef66b679997a88e2d04904bb99f877

Mirai

elf cfd7b85428502260dd7e853e81aa617c2823b83fe903085a0b0434cd5baff1c5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3781832/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3781840/
  
URLhaus
https://urlhaus.abuse.ch/url/3781875/
  
URLhaus
https://urlhaus.abuse.ch/url/3781890/
  
Dropped by
SHA256 cc586f2157b12a5412b541d6b7bbdb7d45ef66b679997a88e2d04904bb99f877
  
Dropped by
MD5 50f0366b82c6d4e24afc6aff406c19fa
  
URLhaus
https://urlhaus.abuse.ch/url/3781830/
  
URLhaus
https://urlhaus.abuse.ch/url/3781928/

Comments