MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 931917f50a7edf09174f1f55566b709d8a4a53afd78906960d9269f0f1b0f4c3. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 931917f50a7edf09174f1f55566b709d8a4a53afd78906960d9269f0f1b0f4c3
SHA3-384 hash: 20d3d602d90c5ebeb270c7323fa34c570951a911e17b2c5aa3911df1f8c0bef9a151bf8d3a2a11ecc3d924ae5598969f
SHA1 hash: 42ef18067b2cb29707cc79c70670549383ace4b5
MD5 hash: dafa9d8c2e14a873413892d31c7ea5fb
humanhash: skylark-seven-west-kentucky
File name:splarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:117'728 bytes
First seen:2026-01-28 12:31:58 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:wrbXBf3wwebEAdfEwB2GY0/+keiH+Pgt8lgDzV8S+of4QX:7wo/B2GY0/+Lgt8lgDh8S+M4
TLSH T16EB32A8ABC819B11D5D526BAFF0E518D33135FB8E3FA7113CE145B2A538A85B0B3B905
telfhash t10ef05c35cd5c158c7ec4117c44fd6037536a90ec7a342993183ee9ca4ab3dc1363190a
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-9885259-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/697a01db12c4ad8c0858b7ce/reports/f6fa556c-c86d-4ae3-94d6-6b577c3d1dfe/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ebfaae8d-84a3-4ebf-93aa-ff29cda7bba4
Behavior Graph:
Download SVG
%3 guuid=ac277e50-1a00-0000-1c77-19c9c50a0000 pid=2757 /usr/bin/sudo guuid=6b983b52-1a00-0000-1c77-19c9cb0a0000 pid=2763 /tmp/sample.bin guuid=ac277e50-1a00-0000-1c77-19c9c50a0000 pid=2757->guuid=6b983b52-1a00-0000-1c77-19c9cb0a0000 pid=2763 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/339dda45-ddb1-4d99-90c3-5d41950c1b1a
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1858957
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Drops invisible ELF files
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)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1858957 Sample: splarm7.elf Startdate: 28/01/2026 Architecture: LINUX Score: 72 148 22.3.116.227 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 2->148 150 22.3.116.235 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 2->150 152 100 other IPs or domains 2->152 162 Multi AV Scanner detection for submitted file 2->162 164 Connects to many IPs within the same subnet mask (likely port scanning) 2->164 15 systemd gdm3 2->15         started        17 splarm7.elf .systemd-logind 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-logind, ELF 17->144 dropped 154 Drops invisible ELF files 17->154 156 Sample deletes itself 17->156 29 .systemd-logind 17->29         started        32 gpu-manager sh 21->32         started        34 gpu-manager sh 21->34         started        40 6 other processes 21->40 146 /var/log/wtmp, data 23->146 dropped 158 Sample reads /proc/mounts (often used for finding a writable filesystem) 23->158 160 Reads system files that contain records of logged in users 23->160 36 accounts-daemon language-validate 23->36         started        42 3 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        170 Sample tries to kill multiple processes (SIGKILL) 29->170 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 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 17 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        172 Sample reads /proc/mounts (often used for finding a writable filesystem) 93->172 113 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        174 Sample reads /proc/mounts (often used for finding a writable filesystem) 110->174 130 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/931917f50a7edf09174f1f55566b709d8a4a53afd78906960d9269f0f1b0f4c3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/931917f50a7edf09174f1f55566b709d8a4a53afd78906960d9269f0f1b0f4c3/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=smmrp5ikp3pqsf2pd5kvm23qtwfeuu5p26eqnfqnsju7b4nq6tbq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/260128-pqvngshw8g/
Behaviour
Reads runtime system information
Writes file to shm directory
Enumerates running processes
Deletes itself
Executes dropped EXE
Contacts a large (41797) 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.

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: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 931917f50a7edf09174f1f55566b709d8a4a53afd78906960d9269f0f1b0f4c3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739139/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739155/

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