MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140
SHA3-384 hash: bff0904e1759f8b6227b3a30ae1f39df44f43787dbda749d6e17937937d0d15cc6f4d35f6fc9952ab47c461a42bdc128
SHA1 hash: 9ebd1402f943df40d3843d300a37595d818cad02
MD5 hash: a48d285205dbed369bc8571145de51bd
humanhash: kilo-earth-emma-bakerloo
File name:nabmips
Download: download sample
Signature Mirai
Create hunting rule
File size:76'500 bytes
First seen:2026-01-23 14:23:50 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:cem1emVzmgp1LDmYbf88VtNc2Kni2YvgodTHZB/bx:m1HmYL1tNc2KYvLHZB/1
TLSH T1D773A74A6E619FBDF668833147F74E30A75933D233E1C685E66CE5000E6034E686FBA4
telfhash t1b6119218453813f4d7611dad7bedff36d0a111db1a225e37cd10feae9a599069d00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
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

Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
113
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/803918cd-da29-4c75-97ce-06f176133cf7
Behavior Graph:
Download SVG
%3 guuid=9fbf8c5b-1900-0000-36b9-cf28410b0000 pid=2881 /usr/bin/sudo guuid=3215a05e-1900-0000-36b9-cf284a0b0000 pid=2890 /tmp/sample.bin guuid=9fbf8c5b-1900-0000-36b9-cf28410b0000 pid=2881->guuid=3215a05e-1900-0000-36b9-cf284a0b0000 pid=2890 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b4c316d8-f88f-43df-8d98-aef339801468
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1856421
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1856421 Sample: nabmips.elf Startdate: 23/01/2026 Architecture: LINUX Score: 60 20 106.43.0.84, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->20 22 106.43.0.93, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->22 24 100 other IPs or domains 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 30 Connects to many IPs within the same subnet mask (likely port scanning) 2->30 8 nabmips.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nabmips.elf 8->14         started        process6 16 nabmips.elf 14->16         started        18 nabmips.elf 14->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-23 14:24:20 UTC
File Type:
ELF32 Big (Exe)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xt4zzwlowfu4pdlye2uge6oxqd3rihc6ud2p4noryywu6u6gwfaa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/260123-rtrr4sdz7e/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Reads process memory
Enumerates running processes
Renames itself
Contacts a large (33857) 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:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140

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 bcf99cd96eb169c78d7826a86279d780f7141c5ea0f4fe35d1c62d4f53c6b140

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739420/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739189/

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