MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6
SHA3-384 hash: daada41223cc0771c637a4cd6189846ca79510338306bec5ae9a81fed93aece517df9173b956c463a1842b267a78f975
SHA1 hash: 66548a8e964273046463f326f0dad741ecebd8ca
MD5 hash: 7121fd151ffbbed1dae06459245db57a
humanhash: quiet-december-twenty-butter
File name:morte.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:59'900 bytes
First seen:2025-03-23 04:01:26 UTC
Last seen:2025-03-23 05:10:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:ExHYaP27ZCFEhaXe64pyiR3cECrE1JL3iE7MaGVqVeBa1gL:E2gKg+hyS3Grq5SE7MaDsa1gL
TLSH T1264302EDA9D4B9A9CB3E4C76F5CD01075946D0C02357E214E7D3C0CAB2CD197A98C9B9
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
104
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Opens a port
Kills processes
Kills critical processes
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/67df87c2e05c48ec61e64c2c/reports/92b6cda5-b4b7-42d8-95cb-e73bcb488fa0/overview
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4d4ea6ea-3e78-4d17-8366-aebdb7b3d5fb
Result
Threat name:
Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1646027
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Reads system files that contain records of logged in users
Sample is packed with UPX
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646027 Sample: morte.mpsl.elf Startdate: 23/03/2025 Architecture: LINUX Score: 96 146 176.65.142.252, 44572, 7575 WEBTRAFFICDE Germany 2->146 148 Antivirus / Scanner detection for submitted sample 2->148 150 Multi AV Scanner detection for submitted file 2->150 152 Yara detected Okiru 2->152 154 2 other signatures 2->154 15 systemd gdm3 2->15         started        17 systemd gpu-manager 2->17         started        19 morte.mpsl.elf 2->19         started        21 34 other processes 2->21 signatures3 process4 file5 25 gdm3 gdm-session-worker 15->25         started        27 gdm3 gdm-session-worker 15->27         started        37 3 other processes 15->37 29 gpu-manager sh 17->29         started        31 gpu-manager sh 17->31         started        39 6 other processes 17->39 33 morte.mpsl.elf 19->33         started        144 /var/log/wtmp, data 21->144 dropped 160 Sample reads /proc/mounts (often used for finding a writable filesystem) 21->160 162 Reads system files that contain records of logged in users 21->162 35 accounts-daemon language-validate 21->35         started        41 4 other processes 21->41 signatures6 process7 process8 43 gdm-session-worker gdm-x-session 25->43         started        45 gdm-session-worker gdm-wayland-session 27->45         started        47 sh grep 29->47         started        49 sh grep 31->49         started        51 morte.mpsl.elf 33->51         started        54 morte.mpsl.elf 33->54         started        56 language-validate language-options 35->56         started        58 sh grep 39->58         started        60 5 other processes 39->60 signatures9 62 gdm-x-session dbus-run-session 43->62         started        64 gdm-x-session Xorg Xorg.wrap Xorg 43->64         started        66 gdm-x-session Default 43->66         started        68 gdm-wayland-session dbus-run-session 45->68         started        156 Sample tries to kill a massive number of system processes 51->156 158 Sample tries to kill multiple processes (SIGKILL) 51->158 70 language-options sh 56->70         started        process10 process11 72 dbus-run-session dbus-daemon 62->72         started        75 dbus-run-session gnome-session gnome-session-binary 1 62->75         started        77 Xorg sh 64->77         started        79 Xorg sh 64->79         started        81 dbus-run-session dbus-daemon 68->81         started        83 dbus-run-session gnome-session gnome-session-binary 1 68->83         started        85 sh locale 70->85         started        87 sh grep 70->87         started        signatures12 164 Sample tries to kill multiple processes (SIGKILL) 72->164 166 Sample reads /proc/mounts (often used for finding a writable filesystem) 72->166 89 dbus-daemon 72->89         started        91 dbus-daemon 72->91         started        100 9 other processes 72->100 93 gnome-session-binary sh gnome-shell 75->93         started        102 18 other processes 75->102 96 sh xkbcomp 77->96         started        98 sh xkbcomp 79->98         started        104 7 other processes 81->104 106 2 other processes 83->106 process13 signatures14 108 dbus-daemon at-spi-bus-launcher 89->108         started        110 dbus-daemon gjs 91->110         started        168 Sample reads /proc/mounts (often used for finding a writable filesystem) 93->168 113 gnome-shell ibus-daemon 93->113         started        123 9 other processes 100->123 115 gsd-print-notifications 102->115         started        117 gnome-session-check-accelerated gnome-session-check-accelerated-gl-helper 102->117         started        119 gnome-session-check-accelerated gnome-session-check-accelerated-gles-helper 102->119         started        121 dbus-daemon false 104->121         started        125 6 other processes 104->125 process15 signatures16 127 at-spi-bus-launcher dbus-daemon 108->127         started        170 Sample reads /proc/mounts (often used for finding a writable filesystem) 110->170 130 ibus-daemon 113->130         started        132 ibus-daemon ibus-memconf 113->132         started        134 ibus-daemon ibus-engine-simple 113->134         started        136 gsd-print-notifications gsd-printer 115->136         started        process17 signatures18 172 Sample tries to kill multiple processes (SIGKILL) 127->172 174 Sample reads /proc/mounts (often used for finding a writable filesystem) 127->174 138 dbus-daemon 127->138         started        140 ibus-daemon ibus-x11 130->140         started        process19 process20 142 dbus-daemon at-spi2-registryd 138->142         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-23 04:02:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ieswzqevt5jcoxsr5qa7j3sstinvi55aufh3ej5mcr5ghk5copda._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250323-eltwaaywfw/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies Watchdog functionality
Mirai
Mirai family
Gathering data
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6

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: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 41256cc0959f52275e51ec01f4ee529a1b5477a0a14fb227ac147a63aba273c6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3464796/
  
Delivery method
Distributed via web download

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