MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74
SHA3-384 hash: 70085e204e4723287076490d7e6551ca8f7e61f08fa41c5cfae0c88557b772d9358366614f86886a99cc1436e4bd1ada
SHA1 hash: 2634b0c6c0c945e7d3b9e11e369f6ea3d763479a
MD5 hash: 6bdecfac2905742d6bc47a556b954693
humanhash: cold-blossom-august-pip
File name:nabarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:69'616 bytes
First seen:2026-01-28 23:21:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:lxQyqadxn6w2VcaX5+JvBaqDGD4xGuatnNX3iaXx:LQyq6xn6whaX5olDGDQGdtNiaXx
TLSH T1B6631995FD818612CAC16576FF5E429C771A03E8E3EE73039D296F20278B56B0F3A905
telfhash t1e35114e98f5c09dc6bf4cb04928f7129ae9531ddbb122525ce2e6b5f05134d03266837
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 :
1
# of downloads :
96
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai rust
Link:
https://www.filescan.io/uploads/697a99f4c943f4f722175977/reports/b9489eb9-5b3c-4ceb-a3a7-f66d3c47bc63/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c42be1ca-3e79-4cd1-a55d-f91549bb834f
Behavior Graph:
Download SVG
%3 guuid=95310b49-1800-0000-7885-2126650c0000 pid=3173 /usr/bin/sudo guuid=740a184c-1800-0000-7885-21266c0c0000 pid=3180 /tmp/sample.bin guuid=95310b49-1800-0000-7885-2126650c0000 pid=3173->guuid=740a184c-1800-0000-7885-21266c0c0000 pid=3180 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/accde8a1-9b52-4e32-a66c-4cc632842a9f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1859508
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many IPs within the same subnet mask (likely port scanning)
Drops invisible ELF files
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 Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1859508 Sample: nabarm5.elf Startdate: 29/01/2026 Architecture: LINUX Score: 88 146 176.237.223.77, 23 TURKCELL-ASTurkcellASTR Turkey 2->146 148 176.237.32.78, 23 TURKCELL-ASTurkcellASTR Turkey 2->148 150 100 other IPs or domains 2->150 160 Antivirus detection for dropped file 2->160 162 Antivirus / Scanner detection for submitted sample 2->162 164 Yara detected Mirai 2->164 166 Connects to many IPs within the same subnet mask (likely port scanning) 2->166 15 systemd gdm3 2->15         started        17 nabarm5.elf .systemd-resolved 2->17         started        21 systemd gpu-manager 2->21         started        23 30 other processes 2->23 signatures3 process4 file5 25 gdm3 gdm-session-worker 15->25         started        27 gdm3 gdm-session-worker 15->27         started        38 3 other processes 15->38 144 /dev/shm/.systemd-resolved, ELF 17->144 dropped 152 Drops invisible ELF files 17->152 154 Sample deletes itself 17->154 29 .systemd-resolved 17->29         started        32 gpu-manager sh 21->32         started        34 gpu-manager sh 21->34         started        40 6 other processes 21->40 156 Sample reads /proc/mounts (often used for finding a writable filesystem) 23->156 158 Reads system files that contain records of logged in users 23->158 36 accounts-daemon language-validate 23->36         started        42 4 other processes 23->42 signatures6 process7 signatures8 44 gdm-session-worker gdm-x-session 25->44         started        46 gdm-session-worker gdm-wayland-session 27->46         started        172 Sample tries to kill multiple processes (SIGKILL) 29->172 58 2 other processes 29->58 48 sh grep 32->48         started        50 sh grep 34->50         started        52 language-validate language-options 36->52         started        54 sh grep 40->54         started        56 sh grep 40->56         started        60 4 other processes 40->60 process9 process10 62 gdm-x-session dbus-run-session 44->62         started        64 gdm-x-session Xorg Xorg.wrap Xorg 44->64         started        66 gdm-x-session Default 44->66         started        68 gdm-wayland-session dbus-run-session 46->68         started        70 language-options sh 52->70         started        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 168 Sample tries to kill multiple processes (SIGKILL) 72->168 170 Sample reads /proc/mounts (often used for finding a writable filesystem) 72->170 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        174 Sample reads /proc/mounts (often used for finding a writable filesystem) 93->174 113 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        176 Sample reads /proc/mounts (often used for finding a writable filesystem) 110->176 130 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 178 Sample tries to kill multiple processes (SIGKILL) 127->178 180 Sample reads /proc/mounts (often used for finding a writable filesystem) 127->180 138 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/87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-28 23:21:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q43hirweosmiebctj2jkeinzu3cqptewnmafziqhhrrq26b2zr2a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260128-3b6n4ads8h/
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/87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_d94e1020
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 87367446c474988204534e92a221b9a6c507cc966b005ca2073c630d783acc74

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739227/
  
Delivery method
Distributed via web download

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