MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98
SHA3-384 hash: 22bd4e8c4d48ef88c7aa077c90e0ed292ba5f91a33a41f20ebfc57fa60c4f4ecab61da2b04c721b1029f4758714647fa
SHA1 hash: 1e5edac4bb20b617247ad1159cda6afd508a4acf
MD5 hash: 480bb94d49d00ad55766032137f91e40
humanhash: ack-twenty-orange-skylark
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:91'580 bytes
First seen:2026-01-02 07:17:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:jvnMJTNA/TWpeQzHNlja9ePHDUvmRUzgllv2iE6FUvjuYkunSW:gTC/apeQrNda4PHDUvmD86FUvqYnSW
TLSH T13393E71BB9829F01D4C631BAFB9F41493353AFB9E3F931119D24AF9023C69DB0A76512
telfhash t13fb092f6485690eda6129086dba605c91ba1d0e6220601a2618c2647d3610d434fa1a3
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc mirai rust
Link:
https://www.filescan.io/uploads/695771358d1aa9829e28dae2/reports/96fa94ca-8b55-4dd1-9a91-9f4a00d7e0e3/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-02T00:55:00Z UTC
Last seen:
2026-01-02T06:47:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c0d90ce0-dde0-4905-908a-dd4aa6b153ce
Behavior Graph:
Download SVG
%3 guuid=e6962c98-1900-0000-8c60-fd1e830a0000 pid=2691 /usr/bin/sudo guuid=9166f899-1900-0000-8c60-fd1e880a0000 pid=2696 /tmp/sample.bin guuid=e6962c98-1900-0000-8c60-fd1e830a0000 pid=2691->guuid=9166f899-1900-0000-8c60-fd1e880a0000 pid=2696 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e24afaf4-d7ab-4e9f-ba05-a095337ec5da
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1843499
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1843499 Sample: arm7.elf Startdate: 02/01/2026 Architecture: LINUX Score: 56 17 109.202.202.202, 80 INIT7CH Switzerland 2->17 19 26.145.198.152, 33648 COMCAST-7922US United States 2->19 21 4 other IPs or domains 2->21 23 Antivirus / Scanner detection for submitted sample 2->23 25 Multi AV Scanner detection for submitted file 2->25 7 arm7.elf 2->7         started        signatures3 process4 process5 9 arm7.elf 7->9         started        11 arm7.elf 7->11         started        13 arm7.elf 7->13         started        15 arm7.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 05:44:08 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jjfdldi7l73q6hah6jzo4qkltszh35j3vu7a2ou7lfmlizwszsma._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260102-h46vcadp6s/
Behaviour
Reads runtime system information
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Unexpected DNS network traffic destination
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/40343ee5-f901-4490-b75d-4b8ac98f9734
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/4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98

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_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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 4a4a358d1f5ff70f1c07f272ee414b9cb27df53bad3e0d3a9f5958b466d2cc98

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3745427/
  
Delivery method
Distributed via web download

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