MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
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SHA256 hash: 1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9
SHA3-384 hash: 056a3438b1130bb422cf7b2e49b6a61582c006337acdca9d0cc17bdfd52c9628675c071e320d276ba160c1bf0cf583fc
SHA1 hash: c647884bbcbba5bbba7e8df48b92fcfc51597197
MD5 hash: 9ab899cd8ef3f791298c2e39062e8c7b
humanhash: equal-asparagus-fruit-hawaii
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:120'609 bytes
First seen:2026-03-31 20:34:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:6mL295W0oW5zvnm82C7L0//+AHmDIM/9nT:6mLM5WYbnm82CH0THmUM/9nT
TLSH T1D2C33B46EB808B03C4D51775BAEF42493323D755A3DB73069A186FB43F86BAE4E23506
telfhash t14711c3325b305625ae61dda4dcfe67a6112c87166789eb33cf21c4cca4190aed63bc4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
Unix.Dropper.Mirai-7135925-0
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Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Dropper.Mirai-7540663-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Opens a port
Sends data to a server
Substitutes an application name
Deleting of the original file
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
9530
Full report:
https://elfdigest.com/brief/1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-03-31T17:37:00Z UTC
Last seen:
2026-04-01T08:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/02ee0718-f8fb-4904-8b3a-3be8da123df5
Behavior Graph:
Download SVG
%3 guuid=e80560d3-1a00-0000-edb4-7cf3620a0000 pid=2658 /usr/bin/sudo guuid=14c763d5-1a00-0000-edb4-7cf3680a0000 pid=2664 /tmp/sample.bin guuid=e80560d3-1a00-0000-edb4-7cf3620a0000 pid=2658->guuid=14c763d5-1a00-0000-edb4-7cf3680a0000 pid=2664 execve
Malware family:
LeetHozer
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/247bf7fc-043f-415b-b4a8-3f3a40c40daf
Result
Threat name:
Mirai, Moobot
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Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1891699
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Detected Mirai
Multi AV Scanner detection for submitted file
Sample deletes itself
Suricata IDS alerts for network traffic
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1891699 Sample: arm7.elf Startdate: 31/03/2026 Architecture: LINUX Score: 96 19 65.47.69.47 XO-AS15US United States 2->19 21 124.45.74.96 XEPHIONNTT-MECorporationJP Japan 2->21 23 98 other IPs or domains 2->23 25 Suricata IDS alerts for network traffic 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Detected Mirai 2->29 31 4 other signatures 2->31 8 arm7.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 33 Sample deletes itself 8->33 15 arm7.elf 8->15         started        process6 process7 17 arm7.elf 15->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-31 20:35:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d5naulz67bo3xlktkraztudlyjr3icshiau2yds3pey2l462nwuq._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/260331-zc7q1ahs6v/
Behaviour
Changes its process name
Deletes itself
Contacts a large (140298) amount of remote hosts
Creates a large amount of network flows
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/1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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: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 1f5a0a2f3ef85dbbad53544199d06bc263b40a474029ac0e5b7931a5f3da6da9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3809359/
  
Delivery method
Distributed via web download

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