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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50
SHA3-384 hash: 21536929f2aaffedd4e0a1063fc8ddf26ffcf394b0fc561a92cb269c2261a342ccf2ab5b64825fdadbaa8f3a1e0650af
SHA1 hash: c6f500ea8d4ac3877ccc51ca3b7db1e9586d69f7
MD5 hash: b8bf8223dc458d1730d667c7d790881c
humanhash: east-cat-maryland-apart
File name:TCIi
Download: download sample
Signature Mirai
Create hunting rule
File size:68'508 bytes
First seen:2026-08-02 09:28:22 UTC
Last seen:2026-08-03 01:21:55 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:m2nifqkOsgJJ3QpDjorGn1eYiDjAxDimfPBJBtEpaU:+fZy+2Q8Yi43fPBJBQ
TLSH T176631A2AF9819F15C5D1167AFE1E534E331327BCE3DE7213EE142B65278B46B0E2A406
telfhash t13df08b388a4d19e09bf1c1514afa774459a4b5b33310405bdffd6fc64252491731b81e
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 :
3
# of downloads :
69
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.ELF.Mirai-DKU.56764476.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Manages services
Creating a file
Sends data to a server
Collects information on the RAM
Connection attempt
Receives data from a server
Sets a written file as executable
Kills processes
Runs as daemon
Collects information on the CPU
Writes symbolic links to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin rust
Link:
https://www.filescan.io/uploads/6a6f0dc332578d1a1ac36a33/reports/f7a98b4c-60ab-4b05-b8ae-5e8face43514/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
89
Number of processes launched:
10
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50
Behaviour
Persistence
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-02T05:07:00Z UTC
Last seen:
2026-08-03T23:37:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/77641322-8695-4e57-a418-1c9df85d5ee9
Behavior Graph:
Download SVG
%3 guuid=a82d41cb-2b00-0000-33b0-196cbe040000 pid=1214 /usr/bin/sudo guuid=6a106dd2-2b00-0000-33b0-196cc6040000 pid=1222 /tmp/sample.bin guuid=a82d41cb-2b00-0000-33b0-196cbe040000 pid=1214->guuid=6a106dd2-2b00-0000-33b0-196cc6040000 pid=1222 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4cc02909-d726-48cd-bd13-9014c233c83f
Result
Threat name:
Generic IoTBotnet
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1951023
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Generic IoTBotnet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1951023 Sample: TCIi.elf Startdate: 02/08/2026 Architecture: LINUX Score: 88 42 129.121.110.105, 1235, 23456, 25565 ORACLE-BMC-31898-OracleCorporationUS United States 2->42 44 129.121.114.124, 25365, 25565, 34306 ORACLE-BMC-31898-OracleCorporationUS United States 2->44 46 3 other IPs or domains 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 Yara detected Generic IoTBotnet 2->52 54 Connects to many ports of the same IP (likely port scanning) 2->54 10 TCIi.elf 2->10         started        12 systemd snapd-env-generator 2->12         started        14 systemd snapd-env-generator 2->14         started        16 6 other processes 2->16 signatures3 process4 process5 18 TCIi.elf 10->18         started        process6 20 TCIi.elf 18->20         started        process7 22 TCIi.elf 20->22         started        26 TCIi.elf 20->26         started        28 TCIi.elf 20->28         started        30 6 other processes 20->30 file8 36 /etc/rc.local, POSIX 22->36 dropped 38 /etc/crontab, ASCII 22->38 dropped 40 /etc/cron.d/crond, ASCII 22->40 dropped 56 Sample tries to set files in /etc globally writable 22->56 58 Sample reads /proc/mounts (often used for finding a writable filesystem) 22->58 60 Sample tries to persist itself using cron 22->60 62 Sample tries to persist itself using System V runlevels 22->62 32 TCIi.elf systemctl 22->32         started        34 TCIi.elf systemctl 22->34         started        64 Sample tries to kill multiple processes (SIGKILL) 26->64 signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-02 09:29:52 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fcqxh4h32u5cmk67p2zsquyypeatabvglynyzxn7ei747mjuxzia._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260802-lfl2tagb98/
Behaviour
Reads runtime system information
Checks CPU configuration
Creates/modifies Cron job
Enumerates running processes
Modifies rc script
Modifies systemd
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/28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50

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:Linux_Generic_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 28a173f0fbd53a262bdf7eb328531879013006a65e1b8cddbf223fcfb134be50

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3895376/
  
Delivery method
Distributed via web download

Comments