MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89
SHA3-384 hash: 6d83e0763371756fdff4885c1e80454699410ed79b68412d60277d11f177ae9bf0cde502e61f578aa292a80d3f1616a2
SHA1 hash: afa3a05c97e027c444f666521d92f51df72c9bdd
MD5 hash: 27c3f0fb6eb4f265f72de03071410fcb
humanhash: india-wisconsin-oranges-mirror
File name:1.sh
Download: download sample
Signature Mirai
Create hunting rule
File size:3'415 bytes
First seen:2026-01-17 17:35:45 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 24:ItisL3rTCsbvG2JXLB1LBgNIxksOKd13jLz3v1Y:izL3fTbvG0bnL1JOy13jLTNY
TLSH T1886180E6211217BA2A79DF23727D45947193A0A618EF7F04E6CE34F884ECD66F045783
TrID 70.0% (.SH) Linux/UNIX shell script (7000/1)
30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika shell
Reporter abuse_ch
Tags:sh
URLMalware sample (SHA256 hash)SignatureTags
http://47.245.109.122/windyloveyou/windy.x867222efd9e5d51f4f05bb111e9a23d8b20764d2371b7413caf4efd2c9b8ff4eba Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.mipsbe7af8cd4e9fdd06112eef506c2da07821223bc064274f87550008086373e5d0 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.arc8388d1a320874a8399e134f8304966a369a7322c590adbcadb4f90a24c32fb41 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.i468n/an/aelf ua-wget
http://47.245.109.122/windyloveyou/windy.i686e93141f45720a571dd3850f45f7ad587628179a9596f2d7d9d66f2cc35ced636 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.x86_649f7d77587a45844852d5b1b3322e308244f895cf78d741b3db12a340e8a97666 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.mpsl386213ef935ec811949dbf5ebac898eb81a183e62df9d614d74ae008affd5938 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.armce2cb59ad460ac9f29a421caac7dd9d5587d7b6cf456728f84da43f5493a87d7 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.arm580116d885ee81a3d9195ce371d0828c579226457ee27b728a18a44e398d0b62b Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.arm630368e4033ac899b6e2604ccd002bc0f1cd906c7ec310f7460337b561312bd35 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.arm722ddf478f36bcf8d8cbb761aa2b02e20337d35e5f4d3d039233c369af572f1ae Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.ppcdad77898aff9a551d1796bb4f5d64cb76eed1717048c7ec3fccb04bbda7bff34 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.spcb7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.m68k12126779e2a45f6ab1e609210b22ad99301dedc054b99ba0442a28bab25d0779 Miraimirai opendir
http://47.245.109.122/windyloveyou/windy.sh42e86b78e7cdb348dc97c0b2c7e95d55721b7dfdf723b9e0386a784e1940e9d80 Miraimirai opendir

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30790.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Downloader-29.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Downloader-6.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
File Type:
unix shell
First seen:
2026-01-16T05:30:00Z UTC
Last seen:
2026-01-18T02:01:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan-Downloader.Shell.Agent.a HEUR:Trojan-Downloader.Shell.Agent.p HEUR:Trojan-Downloader.Shell.Agent.gen
Link:
https://opentip.kaspersky.com/b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b0abe7d3-0839-42d2-87c1-8162170bde31
Behavior Graph:
Download SVG
%3 guuid=b07b7e4d-1a00-0000-a621-700cb20a0000 pid=2738 /usr/bin/sudo guuid=9f71634f-1a00-0000-a621-700cb60a0000 pid=2742 /tmp/sample.bin guuid=b07b7e4d-1a00-0000-a621-700cb20a0000 pid=2738->guuid=9f71634f-1a00-0000-a621-700cb60a0000 pid=2742 execve guuid=5f37d54f-1a00-0000-a621-700cb80a0000 pid=2744 /usr/bin/cp guuid=9f71634f-1a00-0000-a621-700cb60a0000 pid=2742->guuid=5f37d54f-1a00-0000-a621-700cb80a0000 pid=2744 execve guuid=18248e53-1a00-0000-a621-700cbe0a0000 pid=2750 /usr/bin/wget net send-data write-file guuid=9f71634f-1a00-0000-a621-700cb60a0000 pid=2742->guuid=18248e53-1a00-0000-a621-700cbe0a0000 pid=2750 execve guuid=df4de90a-2700-0000-a621-700c8e140000 pid=5262 /usr/bin/curl net send-data guuid=9f71634f-1a00-0000-a621-700cb60a0000 pid=2742->guuid=df4de90a-2700-0000-a621-700c8e140000 pid=5262 execve b97a9272-f5a4-5824-8b39-0d6cbeb1412a 47.245.109.122:80 guuid=18248e53-1a00-0000-a621-700cbe0a0000 pid=2750->b97a9272-f5a4-5824-8b39-0d6cbeb1412a send: 151B guuid=df4de90a-2700-0000-a621-700c8e140000 pid=5262->b97a9272-f5a4-5824-8b39-0d6cbeb1412a send: 100B
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89
Threat name:
Linux.Downloader.Medusa
Create hunting rule
Status:
Malicious
First seen:
2026-01-16 10:21:48 UTC
File Type:
Text (Shell)
AV detection:
22 of 36 (61.11%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=woshja3cgvpywdpncfqqczzafygvjniu2v274aa3abmtpuf4dseq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260117-v6whlshv9c/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Checks CPU configuration
UPX packed file
File and Directory Permissions Modification
Executes dropped EXE
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b3a474836235/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
Link:
https://yomi.yoroi.company/submissions/b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89

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:Linux_Shellscript_Downloader
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Shellscript downloaders
Rule name:MAL_Linux_IoT_MultiArch_BotnetLoader_Generic
Create hunting rule
Author:Anish Bogati
Description:Technique-based detection of IoT/Linux botnet loader shell scripts downloading binaries from numeric IPs, chmodding, and executing multi-architecture payloads
Reference:MalwareBazaar sample lilin.sh

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh b3a4748362355f8b0ded11610167202e0d54b514d575fe001b005937d0bc1c89

(this sample)

Mirai

elf 8b31ad4f636eb80636ab9d47341d665662d3aba23c06b1b5f7eb090a0d0ae627

Mirai

elf 7222efd9e5d51f4f05bb111e9a23d8b20764d2371b7413caf4efd2c9b8ff4eba

  
URLhaus
https://urlhaus.abuse.ch/url/3759532/
  
Delivery method
Distributed via web download
  
Dropping
MD5 c6a90fff6ec177e77043b5683b2eeac3
  
Dropping
SHA256 7222efd9e5d51f4f05bb111e9a23d8b20764d2371b7413caf4efd2c9b8ff4eba

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