MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5. 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 12 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5
SHA3-384 hash: ab75da84059d04abee6281624c55bbfb7f9932e3b050371817526e3faadb2770db3577d462d1bd31e24795a4e1db93d8
SHA1 hash: ec592e7d95bda9816967dbb3312780dc5e05db49
MD5 hash: cf466b77f9f5fef1d1d1b545d15a8450
humanhash: football-neptune-oxygen-alpha
File name:cf466b77f9f5fef1d1d1b545d15a8450
Download: download sample
Signature Mirai
Create hunting rule
File size:168'200 bytes
First seen:2024-04-08 00:09:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:UA/rJJP5rmZIj7x5n8pnWumRI468Dg4LsWyVSjIjBqfHb:UArjBrmA5usxkJrBSHb
TLSH T135F35B0AB4C1C8FEC896C1749F9AE236D972F4194138B19F27D4AB226F4EE715F2D601
telfhash t11051bd303dd6799461e7e726b20eea69fc32092119d2b1e1efb76ce1ce177484d62012
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:64 elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Kills processes
DNS request
Opens a port
Sends data to a server
Connection attempt
Substitutes an application name
Kills critical processes
Traces processes
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug php
Link:
https://www.filescan.io/uploads/661335df35699b4745c01ccc/reports/1b086db4-ab51-4207-9091-8bf88610d28d/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b39960aa-d6c1-41d1-9dd8-be978e4b4f66
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1421890
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Reads system files that contain records of logged in users
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1421890 Sample: I5QRjzzFM2.elf Startdate: 08/04/2024 Architecture: LINUX Score: 92 146 secure-cyber-security-rebirthltd.su 2->146 148 197.152.120.9 airtel-tz-asTZ Tanzania United Republic of 2->148 150 100 other IPs or domains 2->150 152 Malicious sample detected (through community Yara rule) 2->152 154 Multi AV Scanner detection for submitted file 2->154 156 Yara detected Gafgyt 2->156 158 2 other signatures 2->158 15 systemd gdm3 2->15         started        17 systemd gpu-manager 2->17         started        19 I5QRjzzFM2.elf 2->19         started        22 50 other processes 2->22 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 39 8 other processes 17->39 160 Sample deletes itself 19->160 29 I5QRjzzFM2.elf 19->29         started        144 /var/log/wtmp, data 22->144 dropped 162 Sample reads /proc/mounts (often used for finding a writable filesystem) 22->162 164 Reads system files that contain records of logged in users 22->164 31 accounts-daemon language-validate 22->31         started        33 gpu-manager sh 22->33         started        35 gpu-manager sh 22->35         started        41 8 other processes 22->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 I5QRjzzFM2.elf 29->47         started        56 2 other processes 29->56 50 language-validate language-options 31->50         started        52 sh grep 33->52         started        54 sh grep 35->54         started        58 8 other processes 39->58 60 3 other processes 41->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        174 Sample tries to kill multiple processes (SIGKILL) 47->174 70 language-options sh 50->70         started        process10 process11 72 dbus-run-session dbus-daemon 62->72         started        75 dbus-run-session gnome-session gnome-session-binary 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 166 Sample tries to kill multiple processes (SIGKILL) 72->166 168 Sample reads /proc/mounts (often used for finding a writable filesystem) 72->168 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        170 Sample reads /proc/mounts (often used for finding a writable filesystem) 93->170 113 gnome-shell ibus-daemon 93->113         started        121 9 other processes 100->121 115 gsd-print-notifications 102->115         started        123 2 other processes 102->123 117 dbus-daemon false 104->117         started        119 dbus-daemon false 104->119         started        125 5 other processes 104->125 process15 signatures16 127 at-spi-bus-launcher dbus-daemon 108->127         started        172 Sample reads /proc/mounts (often used for finding a writable filesystem) 110->172 130 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 176 Sample tries to kill multiple processes (SIGKILL) 127->176 178 Sample reads /proc/mounts (often used for finding a writable filesystem) 127->178 138 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/fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-04-08 00:10:05 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=733kifpmdwr2azlmnydtxsaeb5rrsrxemi4pxu6ocpkg3nur6k2q._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/240408-af2xgsag3t/
Behaviour
Reads runtime system information
Enumerates running processes
Changes its process name
Deletes itself
Traces itself
Unexpected DNS network traffic destination
Contacts a large (37883) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
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 fef6a415ec1da3a0656c6e073bc8040f631946e46238fbd3ce13d46db691f2b5

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2798751/
  
URLhaus
https://urlhaus.abuse.ch/url/2803852/
  
URLhaus
https://urlhaus.abuse.ch/url/2803840/
  
URLhaus
https://urlhaus.abuse.ch/url/2804349/

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments


Avatar
zbet commented on 2024-04-08 00:09:17 UTC

url : hxxp://79.110.62.86/x86_64