MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9. 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: 6


Intelligence 6 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9
SHA3-384 hash: e7c5b4946cea5e0b11e19f1967dbb5ba7ece69783e0eb09cf268d73deeef9d7d4b7488fa6065b708ca90bf7382aa9597
SHA1 hash: 0b29d03e36e663e213009364fc5f522f60565fb4
MD5 hash: 6f0144a31e2ddb36955fe094be5e0167
humanhash: freddie-virginia-bravo-zulu
File name:tuxnokill.arc
Download: download sample
Signature Mirai
Create hunting rule
File size:58'804 bytes
First seen:2026-03-16 20:37:27 UTC
Last seen:2026-03-17 10:22:02 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:aND9xxEYYxmeT/cuOosbYdRlklvZ6bzuWp:aNPxYmepOosbYdRWlhw
TLSH T1C14319791985F67CEFE10078F09320E6256247183B8D95D36193643BFFB5A0873A9E2A
telfhash t15fe02b40fd7a8a288cd69a74ad9c07a99502611354668720ce15d7d0847f55ce31df6f
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 :
3
# of downloads :
112
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29504.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9770090-0
Create hunting rule

Unix.Trojan.Mirai-10036362-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5eeb58ac-b22f-4543-a99b-4dc14b1d6118
Behavior Graph:
Download SVG
%3 guuid=80169029-1a00-0000-5667-a3c5d6080000 pid=2262 /usr/bin/sudo guuid=aa3f522c-1a00-0000-5667-a3c5db080000 pid=2267 /tmp/sample.bin guuid=80169029-1a00-0000-5667-a3c5d6080000 pid=2262->guuid=aa3f522c-1a00-0000-5667-a3c5db080000 pid=2267 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e95d1f73-cbd5-464f-aeb8-c8e1008f813b
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1884561
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-16 20:38:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kv5hnagkzcudzghvawnwyeo5um67bbpjggstqf3illlee5sfupeq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260316-zepm7sdw5x/
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/557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9

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: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 557a7680cac8a83c98f5059b6c11dda33df085e931a53817685ad6427645a3c9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3797412/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3795201/

Comments