MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2
SHA3-384 hash: ad612cec7bebe20b7ddc97442062fa56a5661285fabe7dff4dd1d8fd1031f4d73e9315d8f29f625f6f3ceb4f8ac2c59f
SHA1 hash: e189fbe4f941cc55dcb2748a21833037f1fb9514
MD5 hash: 4932ffab613a92ba57a97e77632a7753
humanhash: bluebird-mars-california-oklahoma
File name:morte.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:105'092 bytes
First seen:2025-07-11 07:01:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:t+D9XT2jHy9rCspdX3py6fQzf9poWml5+lo8beJN8GVYQ8rh3:k1Cjupdp+zFpoWo+TdQq3
TLSH T12CA3C94E6E218FBDF768873047B38F24A69823D63AE1C6C5D1ACD6141E7024E645FFA4
telfhash t1dd219f0c497022f497750d992aeeff77e59130df4b262d338e01e9adaabc9425e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 43961879cc8d81e9136eee55863d806c4b344cda080106b25e362b0e232f9137
File size (compressed) :41'752 bytes
File size (de-compressed) :104'436 bytes
Format:linux/mips
Packed file: 43961879cc8d81e9136eee55863d806c4b344cda080106b25e362b0e232f9137

Intelligence

File Origin
# of uploads :
1
# of downloads :
16
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6870b75c900df8e7f869bbaalinux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Deletes a file
Sets a written file as executable
Launching a process
Connection attempt
DNS request
Runs as daemon
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
146
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b4fb5b38-c7c8-4400-b332-755395a8e22b
Behavior Graph:
Download SVG
%3 guuid=67b58190-1900-0000-9bb1-b76328080000 pid=2088 /usr/bin/sudo guuid=7cd32b93-1900-0000-9bb1-b7632d080000 pid=2093 /tmp/sample.bin guuid=67b58190-1900-0000-9bb1-b76328080000 pid=2088->guuid=7cd32b93-1900-0000-9bb1-b7632d080000 pid=2093 execve
Gathering data
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1733479
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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: 1733479 Sample: morte.mips.elf Startdate: 11/07/2025 Architecture: LINUX Score: 100 32 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->32 40 Antivirus detection for dropped file 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 2 other signatures 2->46 10 morte.mips.elf 2->10         started        signatures3 process4 signatures5 54 Found strings related to Crypto-Mining 10->54 13 morte.mips.elf 10->13         started        process6 process7 15 morte.mips.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.mips.elf sh 15->19         started        21 morte.mips.elf 15->21         started        signatures9 process10 signatures11 24 sh cp 19->24         started        48 Sample deletes itself 21->48 process12 file13 28 /usr/bin/.sh, ELF 24->28 dropped 50 Drops invisible ELF files 24->50 52 Drops files in suspicious directories 24->52 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-11 07:02:50 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h6hlfrea35on3isqmpmm3s6xdqwsh3r3fcdccsqwetzvqxpgopza._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery persistence
Link:
https://tria.ge/reports/250711-htnk1sgq7y/
Behaviour
Reads runtime system information
System Network Configuration Discovery
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
Mirai
Mirai family
Malware Config
C2 Extraction:
abc.izumisv1.cc
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/59977ea0-52ae-4fa6-875b-bf43a241dc7d
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/3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2

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: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 43961879cc8d81e9136eee55863d806c4b344cda080106b25e362b0e232f9137

Mirai

elf 3f8eb2c480df5cdda25063d8cdcbd71c2d23ee3b2886214a1624f3585de673f2

(this sample)

  
Dropped by
SHA256 43961879cc8d81e9136eee55863d806c4b344cda080106b25e362b0e232f9137
  
URLhaus
https://urlhaus.abuse.ch/url/3581227/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3581230/
  
URLhaus
https://urlhaus.abuse.ch/url/3581265/
  
URLhaus
https://urlhaus.abuse.ch/url/3581277/
  
Dropped by
MD5 89d1188b08408d223698a0135093f357
  
URLhaus
https://urlhaus.abuse.ch/url/3579397/
  
URLhaus
https://urlhaus.abuse.ch/url/3574714/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments