MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf. 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: 9


Intelligence 9 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf
SHA3-384 hash: c63aab1050189cfb97c7bbe8a4755c937322999facdc653ed62111483cc36d40f2111a48e2121593330c0dfab99dbcf8
SHA1 hash: c4c70839da957a3c37d1dd74c75329449586963b
MD5 hash: 6e3e238776bfeac54da7ae49ae78867f
humanhash: jig-wyoming-nine-oven
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:150'594 bytes
First seen:2026-02-17 00:06:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:CJLce3pC5mD7naLHbz4N9GUJURIJ1FvEXkkTM/9oIMY:CJLce/naLHbz4NMUJdHvEXkYM/9LMY
TLSH T1ABE33C56EA408B13C0D61779B6DF42453333ABA493DB73069928BFB43F8279B4E23905
telfhash t15c2131705336a115aea1cc64dcee87f2111996232744af73ee36c0cc68060cae52bc0f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
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/d34da657-eeb0-4d11-b60c-17db44e72e7e/
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28878.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28879.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28877.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Trojan.Mirai-7135981-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

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

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
103.116.52.126
Number of open files:
84
Number of processes launched:
8
Processes remaning?
true
Remote TCP ports scanned:
37215
Full report:
https://elfdigest.com/brief/cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/487b1fc7-686a-41ae-9d98-48ae3809574f
Behavior Graph:
Download SVG
%3 guuid=cc25fc90-1c00-0000-8e3b-4f855a0a0000 pid=2650 /usr/bin/sudo guuid=fe99ca92-1c00-0000-8e3b-4f85610a0000 pid=2657 /tmp/sample.bin guuid=cc25fc90-1c00-0000-8e3b-4f855a0a0000 pid=2650->guuid=fe99ca92-1c00-0000-8e3b-4f85610a0000 pid=2657 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8125ed9a-f4d0-49f4-ac25-193779a4b5de
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-17 00:07:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z6s5l6ibnpwkvxawmdo4mkl4d23soi47qhop6fjrlu4pu3zj727q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/260217-aegvxsht8d/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Enumerates running processes
File and Directory Permissions Modification
Contacts a large (37645) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
bbos.minet.vn
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/cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Mirai_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Mirai botnet, and there variants.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 cfa5d5f9016becaadc1660ddc6297c1eb727239f81dcff15315d38fa6f29febf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3779205/
  
Delivery method
Distributed via web download

Comments