MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f
SHA3-384 hash: 4a2a6adc6ad9759a1342c43697474c039cba0e361fa1f4d2647ed237627f0dd5c6bd961c54056471cdf2b82cfd6d106b
SHA1 hash: cd06b04bb364590056fd539a7279b2f1f0ea405e
MD5 hash: 94fe567e721a7fb49b1a5fc0c7711e68
humanhash: romeo-sixteen-mango-april
File name:nz.sh
Download: download sample
Signature Mirai
Create hunting rule
File size:1'295 bytes
First seen:2026-07-25 16:57:28 UTC
Last seen:2026-07-26 02:12:44 UTC
File type: sh
MIME type:text/x-shellscript
ssdeep 24:ItGDZsGp6pIhOEGxs3GcLAGO3PsGaoGfTRfTGFC:i/5Ep3SYQyTFTGFC
TLSH T1C221A7D6100543302DA2DD23FABA4C2D70B5A1DA54D39FDD64D8B8F681CDE2D394968F
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://31.56.209.70/nz/nz.x861490878e37bcbe481c1495b85040e993093eda87702a84f1b45f9d7f13f3e011 Miraielf mirai opendir ua-wget x86
http://31.56.209.70/nz/nz.mips5faecbdbeddea7e5ed5ece4e4e303f5060e0ca01abb5eb2c9ffb129582638743 Miraielf mips mirai opendir ua-wget
http://31.56.209.70/nz/nz.arc1ad0053c9f4d5810a0433f6778c35cc7afbb765df0985621cf4c0346a2cff72f Miraiarc elf mirai opendir ua-wget
http://31.56.209.70/nz/nz.i468n/an/aelf ua-wget
http://31.56.209.70/nz/nz.i686173b7f4a11a97f58e34f48bb72c06e194edbb4c626998345fcaa41a03d9aff43 Miraielf mirai opendir ua-wget x86
http://31.56.209.70/nz/nz.x86_648163638bf3fc8356f3fed714b003ca5017e3837c759497861c82aabdf6de5074 Miraielf mirai opendir ua-wget x86
http://31.56.209.70/nz/nz.mpslba845c6ea134c75f34e31845f8be26c348958a1f115862bc7459e1a1d2ddd0b8 Miraielf mips mirai opendir ua-wget

Intelligence

File Origin
# of uploads :
3
# of downloads :
67
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

Verdict:
Malicious
File Type:
unix shell
First seen:
2026-07-25T14:21:00Z UTC
Last seen:
2026-07-26T12:58:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1727dee0-a4dc-4d8b-ae7a-42e2707adc24
Behavior Graph:
Download SVG
%3 guuid=7920c84a-1900-0000-d5c9-0e6813050000 pid=1299 /usr/bin/sudo guuid=66cc5e4c-1900-0000-d5c9-0e6814050000 pid=1300 /tmp/sample.bin guuid=7920c84a-1900-0000-d5c9-0e6813050000 pid=1299->guuid=66cc5e4c-1900-0000-d5c9-0e6814050000 pid=1300 execve guuid=03d8104d-1900-0000-d5c9-0e6815050000 pid=1301 /usr/bin/cp guuid=66cc5e4c-1900-0000-d5c9-0e6814050000 pid=1300->guuid=03d8104d-1900-0000-d5c9-0e6815050000 pid=1301 execve guuid=055c5252-1900-0000-d5c9-0e6816050000 pid=1302 /usr/bin/wget guuid=66cc5e4c-1900-0000-d5c9-0e6814050000 pid=1300->guuid=055c5252-1900-0000-d5c9-0e6816050000 pid=1302 execve
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f/
Threat name:
Linux.Trojan.ShellLoader
Create hunting rule
Status:
Malicious
First seen:
2026-07-25 16:59:33 UTC
File Type:
Text (Shell)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ycr5pdb3n7iqdphndujtzpxv4ht7omnrmhh7mstfdtstpusgg4hq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260725-vg3wds1xat/
Behaviour
Reads runtime system information
Writes file to tmp directory
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.34
Link:
https://yomi.yoroi.company/submissions/c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f

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:ach_202412_suspect_bash_script
Create hunting rule
Author:abuse.ch
Description:Detects suspicious Linux bash scripts
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 c0a3d78c3b6fd101bced1d133cbef5e1e7f731b161cff64a651ce537d246370f

(this sample)

Mirai

elf ffbfd13c46e2940bad1fb91a9ce11e282cdb4e22acd648e5fcdf13ac9b1ecd30

Mirai

elf 1490878e37bcbe481c1495b85040e993093eda87702a84f1b45f9d7f13f3e011

  
URLhaus
https://urlhaus.abuse.ch/url/3891553/
  
Delivery method
Distributed via web download
  
Dropping
MD5 58e30105cd358d52b08ba595c4d819ef
  
Dropping
SHA256 1490878e37bcbe481c1495b85040e993093eda87702a84f1b45f9d7f13f3e011

Comments