MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0
SHA3-384 hash: 0ae53d883d7f6f80d5e27e0d2a785afa3ded26f3aea3b105a194ede1c20e562a960f9e8072a6eb71f272c5839e5fa90c
SHA1 hash: e8e43e730ff8275f3bca9250aaaedf66add54f8a
MD5 hash: ec983932f077ed40d5764a61bacb0465
humanhash: glucose-charlie-summer-spring
File name:sora.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:51'444 bytes
First seen:2025-10-03 17:27:28 UTC
Last seen:2025-10-12 11:30:30 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:3CoqsGR4eB3g0Vmh1IxIpC8J/L9VE8amFZP7R3W:Soqs2Twh6P8J/LJ9ZP7R3W
TLSH T10733F1B6829BAD71C57052BB152964ED64562338E3F5F10366214470EACB1F34AFE7C3
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) :51'444 bytes
File size (de-compressed) :143'845 bytes
Format:linux/arm
Unpacked file: 8ac95425b0e37cb44baff04e531d2f059d4935143a040b046351a0be05021c72

Intelligence

File Origin
# of uploads :
2
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9955467-0
Create hunting rule

Unix.Trojan.Generic-10006854-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Receives data from a server
Connection attempt
Runs as daemon
Kills critical processes
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/68e0086b74e5a28989a0392f/reports/c4d66ae0-9423-4038-8204-76ab7954a05e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
31
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
type:Mirai 91.235.116.149:1312
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-03T13:18:00Z UTC
Last seen:
2025-10-04T10:14:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3a001727-ffd5-4a65-b1ea-df42d5417a22
Behavior Graph:
Download SVG
%3 guuid=e4c5840d-1a00-0000-2151-d2649a090000 pid=2458 /usr/bin/sudo guuid=7ed71a0f-1a00-0000-2151-d264a0090000 pid=2464 /tmp/sample.bin guuid=e4c5840d-1a00-0000-2151-d2649a090000 pid=2458->guuid=7ed71a0f-1a00-0000-2151-d264a0090000 pid=2464 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b3112d24-06b7-45ce-ae4b-dfd7c14f763b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1788916
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1788916 Sample: sora.arm7.elf Startdate: 03/10/2025 Architecture: LINUX Score: 68 44 192.183.255.165 ZIPLY-FIBER-LEGACY-ASNUS United States 2->44 46 185.82.17.21 WTNET-ASwilhelmtelGmbHDE Austria 2->46 48 99 other IPs or domains 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 Yara detected Mirai 2->54 56 Sample is packed with UPX 2->56 10 sora.arm7.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 sora.arm7.elf 10->14         started        16 sora.arm7.elf 10->16         started        18 sora.arm7.elf 10->18         started        process6 20 sora.arm7.elf 14->20         started        22 sora.arm7.elf 14->22         started        24 sora.arm7.elf 16->24         started        26 sora.arm7.elf 16->26         started        28 sora.arm7.elf 16->28         started        process7 30 sora.arm7.elf 20->30         started        32 sora.arm7.elf 20->32         started        34 sora.arm7.elf 20->34         started        36 sora.arm7.elf 24->36         started        38 sora.arm7.elf 24->38         started        process8 40 sora.arm7.elf 30->40         started        42 sora.arm7.elf 30->42         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-03 17:34:38 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xd7o46gxby6gcfe6bdmkrdarji56jwaw24xui6y6exn7cle6qhya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251003-v3v3nsymy8/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Modifies Watchdog functionality
Contacts a large (162794) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9955467-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b02fe042-b96e-401d-9692-1d1f1fe14499
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/b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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: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 b8feee78d70e3c61149e08d8a88c114a3be4d816d72f447b1e25dbf12c9e81f0

(this sample)

Mirai

elf 8ac95425b0e37cb44baff04e531d2f059d4935143a040b046351a0be05021c72

  
URLhaus
https://urlhaus.abuse.ch/url/3647485/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 8ac95425b0e37cb44baff04e531d2f059d4935143a040b046351a0be05021c72
  
Dropping
MD5 3d27caca75855fdcd14fae40baa67fd2

Comments