MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4
SHA3-384 hash: 7833e06962abfbf4d0fa1db818957d41c608aef9871f6070b0327b6ddbdbb15893c0b7f7f0362e425aeb239c8519be31
SHA1 hash: 8f3057eedc2d2d73b05660f80cbef03ee26bf079
MD5 hash: 816ec4be64849a6270a47077f1be3d98
humanhash: august-autumn-sink-uncle
File name:morte.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:44'284 bytes
First seen:2025-08-26 09:10:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:b1a/dK2/FPoiWpFLNoZaCUyFWtVDnghGLyjXEYnB5BiDnvxUGWkzm:Ja/drdqhKvUyFe8hGYpnbBOvxUIS
TLSH T10113F15FF2A81E87C5C9C8BE89245A8765C551E93FAF8F9D17400C8C171368AF0C276E
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) :44'284 bytes
File size (de-compressed) :114'196 bytes
Format:linux/mipsel
Unpacked file: b1638cd84f939afe8540f7f41bd47a6849a9bc4b766858da9f666c84db292d2b

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Runs as daemon
Sets a written file as executable
Opens a port
Launching a process
Deletes a file
Connection attempt
Substitutes an application name
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68ad7a2a7137d684583d7d56/reports/a4138b5e-4b45-431d-929c-83f6f88ee6b1/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-26T05:52:00Z UTC
Last seen:
2025-08-26T05:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a056516a-d14e-40dc-a7d5-6980f3f1ee08
Behavior Graph:
Download SVG
%3 guuid=de3aa749-1600-0000-631d-f9fe1b0d0000 pid=3355 /usr/bin/sudo guuid=389ec34b-1600-0000-631d-f9fe210d0000 pid=3361 /tmp/sample.bin guuid=de3aa749-1600-0000-631d-f9fe1b0d0000 pid=3355->guuid=389ec34b-1600-0000-631d-f9fe210d0000 pid=3361 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/391ad106-5365-464c-b855-b4bfca0c30be
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1765262
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample is packed with UPX
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: 1765262 Sample: morte.mpsl.elf Startdate: 26/08/2025 Architecture: LINUX Score: 92 31 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->31 33 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->33 35 2 other IPs or domains 2->35 37 Antivirus / Scanner detection for submitted sample 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected Mirai 2->41 43 2 other signatures 2->43 10 morte.mpsl.elf 2->10         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 process4 signatures5 51 Found strings related to Crypto-Mining 10->51 17 morte.mpsl.elf 10->17         started        process6 process7 19 morte.mpsl.elf 17->19         started        file8 29 /etc/init.d/sysd, POSIX 19->29 dropped 45 Sample tries to set files in /etc globally writable 19->45 47 Drops files in suspicious directories 19->47 49 Sample tries to persist itself using System V runlevels 19->49 23 morte.mpsl.elf sh 19->23         started        25 morte.mpsl.elf 19->25         started        signatures9 process10 process11 27 sh cp 23->27         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-08-26 09:11:01 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wbplqpkfal4ns5h7m7jony46vmufj6idtefdbyqw73rd5olm6d2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery persistence upx
Link:
https://tria.ge/reports/250826-k5j33sdk51/
Behaviour
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
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/969ee688-4fc4-4011-a7a1-460d6ebbd79d
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/b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4

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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 b05eb83d4502f8d974ff67d2e6e39eab2854f903990a30e216fee23eb96cf0f4

(this sample)

Mirai

elf b1638cd84f939afe8540f7f41bd47a6849a9bc4b766858da9f666c84db292d2b

  
URLhaus
https://urlhaus.abuse.ch/url/3608059/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 b1638cd84f939afe8540f7f41bd47a6849a9bc4b766858da9f666c84db292d2b
  
Dropping
MD5 9d76472bc7cf04962a676f388c905a17
  
URLhaus
https://urlhaus.abuse.ch/url/3611955/

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