MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed
SHA3-384 hash: 937e6687e3dffa536fd890418ac18cb91633e7143e06e1c11fff25634b700ab24fd8d53091eb5552a844aa8fac343598
SHA1 hash: c5b7183be4a923c1f3681a902412db3f01d6f583
MD5 hash: be94a03a101bc6b589461de8ea851b08
humanhash: wisconsin-apart-september-football
File name:data.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:837'040 bytes
First seen:2026-01-08 06:58:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:8tvcb74S4EFT4sioD/ik7CmSwlvW6vwnvOfDcgtpRQtBtPGXdzuF+b+JywlCe0kc:4EPDJl4sgk7CF8rInGfnctBtuWCHe
TLSH T1E0056C5AB2E3B4BCD017D43443EBDA63A935B43502226E7B65C4D6303E1AE701B1EB67
telfhash t144b124341ae670e0aae7c521b392f1f56d321ce5a2e539a42a277d94dfc5fc10da1c13
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 :
57
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-10058414-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Sets a written file as executable
Runs as daemon
Creating a file in the %temp% directory
Receives data from a server
Creating a file
Locks files
Kills processes
Sends data to a server
Launching a process
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc mirai
Link:
https://www.filescan.io/uploads/695f55d487e75cdd5af84d8d/reports/17f16024-ee82-4d01-9f83-b563f79662b3/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b7f3de52-9079-47a0-9061-7e04b4aa3950
Behavior Graph:
Download SVG
%3 guuid=36898d60-1600-0000-8641-8c30f30c0000 pid=3315 /usr/bin/sudo guuid=c9d8e162-1600-0000-8641-8c30fb0c0000 pid=3323 /tmp/sample.bin net guuid=36898d60-1600-0000-8641-8c30f30c0000 pid=3315->guuid=c9d8e162-1600-0000-8641-8c30fb0c0000 pid=3323 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=c9d8e162-1600-0000-8641-8c30fb0c0000 pid=3323->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=6cc02763-1600-0000-8641-8c30fd0c0000 pid=3325 /tmp/sample.bin zombie guuid=c9d8e162-1600-0000-8641-8c30fb0c0000 pid=3323->guuid=6cc02763-1600-0000-8641-8c30fd0c0000 pid=3325 clone guuid=7d5f3163-1600-0000-8641-8c30fe0c0000 pid=3326 /tmp/sample.bin write-config zombie guuid=6cc02763-1600-0000-8641-8c30fd0c0000 pid=3325->guuid=7d5f3163-1600-0000-8641-8c30fe0c0000 pid=3326 clone guuid=90f87463-1600-0000-8641-8c30010d0000 pid=3329 /usr/bin/dash guuid=7d5f3163-1600-0000-8641-8c30fe0c0000 pid=3326->guuid=90f87463-1600-0000-8641-8c30010d0000 pid=3329 execve guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333 /tmp/sample.bin dns net send-data write-file zombie guuid=7d5f3163-1600-0000-8641-8c30fe0c0000 pid=3326->guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333 clone guuid=fc63f063-1600-0000-8641-8c30030d0000 pid=3331 /usr/bin/cp guuid=90f87463-1600-0000-8641-8c30010d0000 pid=3329->guuid=fc63f063-1600-0000-8641-8c30030d0000 pid=3331 execve guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 34B c7f3fd6c-df8f-501c-b378-7ce65631888c cyber-reborn.com:25565 guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333->c7f3fd6c-df8f-501c-b378-7ce65631888c send: 14B guuid=4833aa64-1600-0000-8641-8c30060d0000 pid=3334 /tmp/sample.bin guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333->guuid=4833aa64-1600-0000-8641-8c30060d0000 pid=3334 clone guuid=85d26d65-1600-0000-8641-8c300a0d0000 pid=3338 /usr/bin/dash guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333->guuid=85d26d65-1600-0000-8641-8c300a0d0000 pid=3338 execve guuid=0d381e6e-1600-0000-8641-8c30240d0000 pid=3364 /usr/bin/dash guuid=aaf8a364-1600-0000-8641-8c30050d0000 pid=3333->guuid=0d381e6e-1600-0000-8641-8c30240d0000 pid=3364 execve guuid=d8f19265-1600-0000-8641-8c300c0d0000 pid=3340 /usr/sbin/xtables-nft-multi guuid=85d26d65-1600-0000-8641-8c300a0d0000 pid=3338->guuid=d8f19265-1600-0000-8641-8c300c0d0000 pid=3340 execve guuid=dadd476e-1600-0000-8641-8c30250d0000 pid=3365 /usr/sbin/xtables-nft-multi guuid=0d381e6e-1600-0000-8641-8c30240d0000 pid=3364->guuid=dadd476e-1600-0000-8641-8c30250d0000 pid=3365 execve
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/5981c00f-689d-444e-8f29-cfa83f58cd14
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1846454
Signature
Drops files in suspicious directories
Executes the "iptables" command to insert, remove and/or manipulate rules
Reads system files that contain records of logged in users
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1846454 Sample: data.x86_64.elf Startdate: 08/01/2026 Architecture: LINUX Score: 64 55 109.202.202.202, 80 INIT7CH Switzerland 2->55 57 cyber-reborn.com 130.12.180.108, 25565, 37720 DATAHOPDatahop-SixDegreesGB Canada 2->57 59 3 other IPs or domains 2->59 10 data.x86_64.elf 2->10         started        12 systemd accounts-daemon 2->12         started        15 gnome-session-binary sh gsd-keyboard 2->15         started        17 16 other processes 2->17 process3 signatures4 19 data.x86_64.elf 10->19         started        71 Reads system files that contain records of logged in users 12->71 21 accounts-daemon language-validate 12->21         started        process5 process6 23 data.x86_64.elf 19->23         started        27 language-validate language-options 21->27         started        file7 53 /etc/init.d/sysd, POSIX 23->53 dropped 65 Sample tries to set files in /etc globally writable 23->65 67 Drops files in suspicious directories 23->67 69 Sample tries to persist itself using System V runlevels 23->69 29 data.x86_64.elf 23->29         started        31 data.x86_64.elf sh 23->31         started        33 language-options sh 27->33         started        signatures8 process9 process10 35 data.x86_64.elf sh 29->35         started        37 data.x86_64.elf sh 29->37         started        39 data.x86_64.elf 29->39         started        42 sh cp 31->42         started        44 sh locale 33->44         started        46 sh grep 33->46         started        signatures11 48 sh iptables 35->48         started        51 sh iptables 37->51         started        63 Sample tries to kill multiple processes (SIGKILL) 39->63 process12 signatures13 61 Executes the "iptables" command to insert, remove and/or manipulate rules 48->61
Score:
99%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-01-08 06:59:35 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z6byjjn6x5c5c7jov3sivc6uziu4tp7pkwx6yz6ihdvfxlfc5hwq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery linux persistence
Link:
https://tria.ge/reports/260108-hsbj3abv3g/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/dd36affe-cfc4-4972-855f-2eae63d97afc
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:malwareelf55503
Create hunting rule
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 cf8384a5bebf45d17d2eaee48a8bd4ca29c9bfef55afec67c838ea5baca2e9ed

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3746585/
  
Delivery method
Distributed via web download

Comments