MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3
SHA3-384 hash: 6c1b93fcd98675a1408dda8c95fb96953ad93eea21ad1f549144997f16711237ce041e578b91b0f761bb8a7561b57aea
SHA1 hash: 58869d801e5741d07b4220b4fef0773683218b7a
MD5 hash: ebac9a1fd1b90b1bb9f1229f16e4f7f2
humanhash: eighteen-music-blossom-wolfram
File name:csk_arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:169'852 bytes
First seen:2026-03-02 14:24:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:+3QFBpUqkrBBMXz3hMnmakG5Uf67MTD5cWTHCBgXY3g8sd8:bFjBm7MXDhMmaXU64D5cS4gI3kd
TLSH T1ECF30956F881CB11D5C111BAFE1E518E37232B78E2DE7212BD246F7C778A86B0E3A505
telfhash t1ed11ab45afe10b4c97f88302915a723b1bd531ca674b28a7aa6cbb4f0662e52b13d435
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 :
66
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/1def28be-bd92-4e25-828e-2c533da043a0/
Detection(s):
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.32133.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

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

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

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

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/69a59dd3cd25bfe1dfde1a40/reports/f9daca5f-d776-40c1-9e93-492db9d15922/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8316e313-db08-4afb-9e35-1bc3850a8e4e
Behavior Graph:
Download SVG
%3 guuid=6fa1da19-1a00-0000-35e2-2dd8e80a0000 pid=2792 /usr/bin/sudo guuid=9e5d721c-1a00-0000-35e2-2dd8ea0a0000 pid=2794 /tmp/sample.bin guuid=6fa1da19-1a00-0000-35e2-2dd8e80a0000 pid=2792->guuid=9e5d721c-1a00-0000-35e2-2dd8ea0a0000 pid=2794 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ea8362d8-1ab9-47b4-8b26-c9cd14a7f90e
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1876826
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-02 14:25:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zl7k5f2xxqt73k5eg3rndjzncysxzel4ztkanpmtsgu42pgvqxzq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260302-rrgt5adv5g/
Malware Config
C2 Extraction:
imsorrydidhejustsayhislastnameisburgur.vietnamddns.com
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/cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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_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: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 cafeae9757bc27fdaba436e2d1a72d16257c917cccd406bd9391a9cd3cd585f3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3788193/
  
Delivery method
Distributed via web download

Comments