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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4
SHA3-384 hash: e4cf3f93981fd00f4463514bddeb3329b50a2a3b7ea34e66fb27f4531afbf804186bf3e6f2c1340e4e6cae040c2309ca
SHA1 hash: ec53fa76099f4ef0efa7941a7dff74080f4eefea
MD5 hash: b04465b75c47c5c6ce363c2b696fa183
humanhash: salami-nevada-skylark-hydrogen
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:967'224 bytes
First seen:2026-10-05 18:39:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:dR6SkL0iB1+z59F+KY9kNgakCS0Am2JHLHVs:z2wNgakCYtL
TLSH T182258C2AB2B3F6ADC00BC0304BDBCA714132F07569312D7B36C59B343EA6DA51769B65
telfhash t1dc0178724ba072128a51ce5498ee93a2762ec42f4b08fd73e832c04c31050aee71bc9f
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 :
124
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Runs as daemon
Connection attempt
Substitutes an application name
Traces processes
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc mirai
Link:
https://www.filescan.io/uploads/6ac3ef13be39f32105d98a23/reports/7bea9106-467a-4352-9417-1dbf0fb0348d/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-05T16:50:00Z UTC
Last seen:
2026-10-06T19:47:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/da5403f4-c5b5-4d03-8c34-8f64bfd32b98
Behavior Graph:
Download SVG
%3 guuid=f637c510-1700-0000-3a2e-91f37c0e0000 pid=3708 /usr/bin/sudo guuid=afe5f813-1700-0000-3a2e-91f3890e0000 pid=3721 /tmp/sample.bin delete-file net guuid=f637c510-1700-0000-3a2e-91f37c0e0000 pid=3708->guuid=afe5f813-1700-0000-3a2e-91f3890e0000 pid=3721 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=afe5f813-1700-0000-3a2e-91f3890e0000 pid=3721->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=a8256914-1700-0000-3a2e-91f38b0e0000 pid=3723 /tmp/sample.bin net send-data zombie guuid=afe5f813-1700-0000-3a2e-91f3890e0000 pid=3721->guuid=a8256914-1700-0000-3a2e-91f38b0e0000 pid=3723 clone guuid=a8256914-1700-0000-3a2e-91f38b0e0000 pid=3723->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 1049fcd7-277d-5f12-b7ab-921d9700e148 64.89.163.224:1995 guuid=a8256914-1700-0000-3a2e-91f38b0e0000 pid=3723->1049fcd7-277d-5f12-b7ab-921d9700e148 send: 9B guuid=90668e14-1700-0000-3a2e-91f38c0e0000 pid=3724 /tmp/sample.bin guuid=a8256914-1700-0000-3a2e-91f38b0e0000 pid=3723->guuid=90668e14-1700-0000-3a2e-91f38c0e0000 pid=3724 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86210408-053e-44da-aa27-91191a359be9
Score:
86%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-05 18:40:27 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=evwrr64c6xyjguxt7k4axgtvtuneo5yevkib3q2vmbzvbqlxctka._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Link:
https://tria.ge/reports/261005-xbbk3asvav/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
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/256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:malwareelf55503
Create hunting rule
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:MIRAI_OHSHIT_payload
Create hunting rule
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 256d18fb82f5f09352f3fab80b9a759d1a477704aa901dc355607350c17714d4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3928359/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3928372/

Comments