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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59
SHA3-384 hash: 942300441e7e98bdfb3648cf3aa415d8a2131bdc4afc03cc6f624a3aa5307da898bd5c081022686e6bdf10ef4b15f1d4
SHA1 hash: db8236f3bceda7343ff7f6b81bbb33c5daa2dec4
MD5 hash: c2b47b9955889fb7a09cec0ff1f23172
humanhash: west-three-florida-high
File name:armv4l
Download: download sample
Signature Mirai
Create hunting rule
File size:78'288 bytes
First seen:2026-10-17 11:41:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:DLOiAe6WLB58tftqW34JPtxTkyxOt7q0ofX5M3RzKGCCY5z1:ZAe6WLByqWIJPt2CW7qPe3RGXjh
TLSH T1B2730270C25FC9B489F0803A659D64CABF390F6AF189E07706A4EA72C4D122FBA5C1D5
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 UPX
File size (compressed) :78'288 bytes
File size (de-compressed) :202'200 bytes
Format:linux/arm
Unpacked file: dc190a05a28c5f9796057413a2210daac5646958382cec38aaabd858a76508b6

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/329b811a-41c5-4259-b0f6-c1b7cd49f84b/
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/6ad35f14805ed6ff9b4f9a36/reports/a9f73e9c-5859-4e92-a753-f320272c1833/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-17T09:07:00Z UTC
Last seen:
2026-10-18T08:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e50d8cae-66f6-4c5d-8fbf-536845627506
Behavior Graph:
Download SVG
%3 guuid=f44d4b5f-1900-0000-da36-bdbb40060000 pid=1600 /usr/bin/sudo guuid=03974f62-1900-0000-da36-bdbb41060000 pid=1601 /tmp/sample.bin guuid=f44d4b5f-1900-0000-da36-bdbb40060000 pid=1600->guuid=03974f62-1900-0000-da36-bdbb41060000 pid=1601 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/02bc433f-a506-4f14-97cf-09011c06a75b
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1988352
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops invisible ELF files
Found malware configuration
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
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1988352 Sample: armv4l.elf Startdate: 17/10/2026 Architecture: LINUX Score: 100 63 83.168.69.95, 43132, 43134, 43136 SKYPASS-ASPL Poland 2->63 65 169.254.169.254, 80 USDOS-USDepartmentofStateUS ZZ 2->65 67 daisy.ubuntu.com 2->67 69 Found malware configuration 2->69 71 Antivirus detection for dropped file 2->71 73 Antivirus / Scanner detection for submitted sample 2->73 75 4 other signatures 2->75 11 armv4l.elf 2->11         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        18 3 other processes 2->18 signatures3 process4 signatures5 87 Found strings related to Crypto-Mining 11->87 20 armv4l.elf 11->20         started        process6 process7 22 armv4l.elf 20->22         started        signatures8 77 Sample deletes itself 22->77 25 armv4l.elf 22->25         started        29 armv4l.elf 22->29         started        31 armv4l.elf 22->31         started        33 armv4l.elf 22->33         started        process9 file10 55 /etc/rc.local, ASCII 25->55 dropped 57 /etc/cron.d/sys-network-helper, ASCII 25->57 dropped 79 Sample tries to set files in /etc globally writable 25->79 81 Sample tries to persist itself using cron 25->81 83 Sample tries to persist itself using System V runlevels 25->83 35 armv4l.elf sh 25->35         started        37 armv4l.elf sh 25->37         started        39 armv4l.elf iptables 25->39         started        43 5 other processes 25->43 59 /usr/lib/systemd/.system-helper, ELF 29->59 dropped 61 /etc/cron.d/killer-helper, ASCII 29->61 dropped 85 Drops invisible ELF files 29->85 41 armv4l.elf sh 29->41         started        signatures11 process12 process13 45 sh systemctl 35->45         started        47 sh systemctl 35->47         started        49 sh journalctl 37->49         started        51 sh systemctl 41->51         started        53 sh systemctl 41->53         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2026-10-17 11:42:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 36 (30.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u4mvt2qb4abr2odrrc5ar2t6hamj7b6cf6wop3gjzwbfiiujpvmq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/261017-nt4j5ayv4p/
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/a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 a71959ea01e0031d387188ba08ea7e38189f87c22face7ecc9cd825422897d59

(this sample)

Mirai

elf dc190a05a28c5f9796057413a2210daac5646958382cec38aaabd858a76508b6

  
URLhaus
https://urlhaus.abuse.ch/url/3925736/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 dc190a05a28c5f9796057413a2210daac5646958382cec38aaabd858a76508b6
  
Dropping
MD5 29973c69f68d8481bd8d640c251a6ccb

Comments