MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6
SHA3-384 hash: 692bdc7ed8d0c2b7a6250bff85d2a95d4e52704e3c4eb792726d589800cb66cf3ebc65e11054bcd8943dff1c076508ee
SHA1 hash: 777bae3d80d55d1c1a142835f8e87268846650d9
MD5 hash: b6846a96fe4256a75312f8b32505e114
humanhash: december-snake-failed-mexico
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:173'447 bytes
First seen:2025-07-19 12:32:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:0FbsXpGGV2f+qKYvtadHbZbzoK7VC6Gokk98GQvF2RM/9abIsHcmhwwD/Y:aIXpGGV229otadHbZbzX7VWob9FQvFAI
TLSH T14B043B46EB404B13C4D627BABA9F42453323AB64D3EB330699186FF43F8679E0E67505
telfhash t123311e716b3516186ea1c964dcec97b2551e8b071345aa32df3ac4dc181e49fe53ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
19
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

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

Multios.Coinminer.Miner-6781728-2
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Launching a process
Connection attempt
Substitutes an application name
Writes files to system directory
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/687b90968a7d628a81b79525/reports/b51837ca-5e92-4cbf-a3c8-974134ef1cde/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4ae5e4b7-077f-408d-b74c-df1a5a847e87
Behavior Graph:
Download SVG
%3 guuid=0675d4f6-1800-0000-006d-c33bd80a0000 pid=2776 /usr/bin/sudo guuid=ede922f9-1800-0000-006d-c33be00a0000 pid=2784 /tmp/sample.bin guuid=0675d4f6-1800-0000-006d-c33bd80a0000 pid=2776->guuid=ede922f9-1800-0000-006d-c33be00a0000 pid=2784 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/73c9b082-e8ff-4bb2-97ac-22743fe40d28
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1740074
Signature
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1740074 Sample: morte.arm7.elf Startdate: 19/07/2025 Architecture: LINUX Score: 88 32 last.galaxias.cc 196.251.69.179, 12121, 42508 Web4AfricaZA Seychelles 2->32 40 Multi AV Scanner detection for submitted file 2->40 42 Yara detected Mirai 2->42 44 Yara detected Xmrig cryptocurrency miner 2->44 10 morte.arm7.elf 2->10         started        signatures3 process4 signatures5 52 Found strings related to Crypto-Mining 10->52 13 morte.arm7.elf 10->13         started        process6 process7 15 morte.arm7.elf 13->15         started        file8 30 /etc/init.d/sysd, POSIX 15->30 dropped 34 Sample tries to set files in /etc globally writable 15->34 36 Drops files in suspicious directories 15->36 38 Sample tries to persist itself using System V runlevels 15->38 19 morte.arm7.elf sh 15->19         started        21 morte.arm7.elf 15->21         started        signatures9 process10 signatures11 24 sh cp 19->24         started        46 Sample deletes itself 21->46 process12 file13 28 /usr/bin/.sh, ELF 24->28 dropped 48 Drops invisible ELF files 24->48 50 Drops files in suspicious directories 24->50 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6/
Verdict:
Malicious
Threat:
Linux.Backdoor.Mirai
Link:
https://tip.neiki.dev/file/b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-19 06:50:55 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 22 (63.64%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wqaytnlnn2icuioulmuktjno56d7gelcrbzjelsrbs572gnw5lla._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery execution persistence
Link:
https://tria.ge/reports/250719-prdflav1c1/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Malware Config
C2 Extraction:
last.galaxias.cc
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/81c6379b-8683-466c-83c0-40558be7f5f6
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/b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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: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 b40189b56d6e902a21d45b28a9a5aeef87f311628872922e510cbbfd19b6ead6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3581197/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3581221/
  
URLhaus
https://urlhaus.abuse.ch/url/3581163/
  
URLhaus
https://urlhaus.abuse.ch/url/3581183/

Comments