MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf
SHA3-384 hash: ebabb02e5bc2d7a147528561419c967235e557079238214a6608f543c7e36da03983d55df14bffd7cbe5898fa2920366
SHA1 hash: 0c44b0f6ec7135f64ac60e2b201a11c5d61f7180
MD5 hash: e03f095b2431b49e29ca78b19e338c1e
humanhash: east-alaska-oregon-vermont
File name:zersh4
Download: download sample
Signature Mirai
Create hunting rule
File size:43'936 bytes
First seen:2025-12-30 19:59:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:1atwtUh9VoWeWUtzcWufLJDS17kqSrSHChXkgjUJCNozu1C8Ju:1atwtUtXEzoLJUOFh0gUJhq1C8Ju
TLSH T105137A72D47EADE4C1985678B5318E781F23F100D2531EBB5B858A658043EACFA0EBF5
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 :
55
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69542f59148c21e830eeae24/reports/777d4ff9-c60f-4ded-8f6b-ea49d23edac6/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7d5d2e04-1f1a-4dec-99bd-cf22cffcceab
Behavior Graph:
Download SVG
%3 guuid=07d046d8-1a00-0000-a0ba-a3f76a0b0000 pid=2922 /usr/bin/sudo guuid=b17e76da-1a00-0000-a0ba-a3f76b0b0000 pid=2923 /tmp/sample.bin guuid=07d046d8-1a00-0000-a0ba-a3f76a0b0000 pid=2922->guuid=b17e76da-1a00-0000-a0ba-a3f76b0b0000 pid=2923 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e2cd99c4-6635-4157-8b7b-e78d30fb74cd
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1842293
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842293 Sample: zersh4.elf Startdate: 30/12/2025 Architecture: LINUX Score: 48 14 134.122.13.243, 33328, 39691 DIGITALOCEAN-ASNUS United States 2->14 16 slursbeback.ru 2->16 18 Multi AV Scanner detection for submitted file 2->18 8 zersh4.elf 2->8         started        signatures3 process4 process5 10 zersh4.elf 8->10         started        process6 12 zersh4.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-30 20:11:31 UTC
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eaxzdpzjhyzdyutj427y6wiuuodw3t2smlhzj2ljtduyboqumw7q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251230-yqscsszmbt/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7e5b8af9-e7d4-40a4-86e1-29a9a151fce8
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/202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf

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: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 202f91bf293e323c5269e6bf8f5914a3876dcf5262cf94e96998e980ba1465bf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739194/
  
Delivery method
Distributed via web download

Comments