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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003
SHA3-384 hash: 4b52364c4045b1ccb7dd13aa9cb2568b4d57e3d78b6c6535275c599757c983442802b49956d860a9c1f9031a0bedbbdb
SHA1 hash: b6fefe9f152aca0db3e3f9e913cb75c3523c78e2
MD5 hash: 1c38cf639e9140e6d5b6741cd71cf749
humanhash: hot-snake-vermont-ten
File name:armv5l
Download: download sample
Signature Mirai
Create hunting rule
File size:74'344 bytes
First seen:2026-10-03 23:27:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:hXGpRVu/FtZzPlY7Zz5tYHh63sE5dLGf/PUEg9DszN:hXGYAZw6sE5JGf/sEg9DsB
TLSH T14373012118F7B127E2664E7AFD3AE140579613AD73BB39260D3444E9E19E5CCD03E2CA
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 UPX
File size (compressed) :74'344 bytes
File size (de-compressed) :195'160 bytes
Format:linux/arm
Unpacked file: 54838171c2d9d66bb9ce86ffe8abb7354361317e49d4f28538c02360f1af6a26

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/ec8701ce-6a93-46bb-948c-cc6ad633c056/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6ac18f951801d80b1f9a9965/reports/c883fa3d-fa6f-4adf-94e1-b6c886fa3cf3/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-03T20:44:00Z UTC
Last seen:
2026-10-04T19:07:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e0e303c8-c4a0-439d-8606-8e7b94151744
Behavior Graph:
Download SVG
%3 guuid=e82d4993-1800-0000-7ffd-65f9f80b0000 pid=3064 /usr/bin/sudo guuid=e915cc96-1800-0000-7ffd-65f9ff0b0000 pid=3071 /tmp/sample.bin guuid=e82d4993-1800-0000-7ffd-65f9f80b0000 pid=3064->guuid=e915cc96-1800-0000-7ffd-65f9ff0b0000 pid=3071 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/322a6f4a-9422-4423-99a8-5a4def24894d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1981789
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1981789 Sample: armv5l.elf Startdate: 04/10/2026 Architecture: LINUX Score: 96 57 83.168.69.95, 38372, 38374, 38376 SKYPASS-ASPL Poland 2->57 59 Antivirus detection for dropped file 2->59 61 Antivirus / Scanner detection for submitted sample 2->61 63 Multi AV Scanner detection for submitted file 2->63 65 2 other signatures 2->65 11 armv5l.elf 2->11         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        18 python3.8 dpkg 2->18         started        signatures3 process4 signatures5 75 Found strings related to Crypto-Mining 11->75 20 armv5l.elf 11->20         started        process6 process7 22 armv5l.elf 20->22         started        signatures8 67 Sample deletes itself 22->67 25 armv5l.elf 22->25         started        29 armv5l.elf 22->29         started        31 armv5l.elf 22->31         started        33 armv5l.elf 22->33         started        process9 file10 51 /usr/lib/systemd/.system-helper, ELF 25->51 dropped 53 /etc/rc.local, ASCII 25->53 dropped 55 /etc/cron.d/killer-helper, ASCII 25->55 dropped 69 Drops invisible ELF files 25->69 71 Sample tries to persist itself using cron 25->71 73 Sample tries to persist itself using System V runlevels 25->73 35 armv5l.elf sh 25->35         started        37 armv5l.elf sh 29->37         started        39 armv5l.elf iptables 29->39         started        41 armv5l.elf iptables-restore 29->41         started        43 3 other processes 29->43 signatures11 process12 process13 45 sh systemctl 35->45         started        47 sh systemctl 35->47         started        49 sh journalctl 37->49         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2026-10-03 23:28:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tol3dq6ewd4kzqxhf3jhoulll4hycakupd73wc5jbjt24qocgabq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/261003-3f3g8sygph/
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/9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003

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:ELF_IoT_DVR_Botnet_Hama_UPX
Create hunting rule
Author:Serhii Kocherhan
Description:Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 9b97b1c3c4b0f8acc2e72ed277516b5f0f81015478ffbb0ba90a67ae41c23003

(this sample)

Mirai

elf 54838171c2d9d66bb9ce86ffe8abb7354361317e49d4f28538c02360f1af6a26

  
URLhaus
https://urlhaus.abuse.ch/url/3925737/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 54838171c2d9d66bb9ce86ffe8abb7354361317e49d4f28538c02360f1af6a26
  
Dropping
MD5 e3effacb0dc1eaad5e9a0eca11b97301

Comments