MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a
SHA3-384 hash: 29c6dd1ba933db4eace54e7e7843661d58e82c4f1ef4e9277580286608f4f0d26537abdddfd58a035005893e2b5a0326
SHA1 hash: 559107764198b8468d91af4d69cc6a18b22de8fc
MD5 hash: e48fe884328536c5c3757aa7ab74d6d2
humanhash: queen-alanine-nine-glucose
File name:nabarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:59'296 bytes
First seen:2025-12-23 01:39:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:dd/LMC7zQSOt1Ud3CMKH/AlK2f7Dg+DYcCTNNJdwvAVcwQXMoMiZ3UHPSnFgdT2P:v/LHgrAlnfX6J2ic58P3SGdT2bVR
TLSH T1E943F786B991DA16CAD1657BFF4F82DC371643A8D1EF730399186B61368B82B0E3F441
telfhash t1fdd0a7118d8c04cc93c8071bc0d94bbb1db47de950211bdacbc4bd8f295aca3f504671
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 :
79
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6949f3063f8fdbf8e94f5b03/reports/663e2574-2a9b-4bf2-8a03-d934be492b16/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-22T18:58:00Z UTC
Last seen:
2025-12-23T23:00:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/58b4ca63-039a-4f7e-903f-af93dfc6c659
Behavior Graph:
Download SVG
%3 guuid=9b6cf47d-1800-0000-b20f-cf1efb0c0000 pid=3323 /usr/bin/sudo guuid=a6c08580-1800-0000-b20f-cf1efc0c0000 pid=3324 /tmp/sample.bin guuid=9b6cf47d-1800-0000-b20f-cf1efb0c0000 pid=3323->guuid=a6c08580-1800-0000-b20f-cf1efc0c0000 pid=3324 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1936a855-6d41-4037-a030-d75b780dc93d
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1838008
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1838008 Sample: nabarm5.elf Startdate: 23/12/2025 Architecture: LINUX Score: 52 22 175.11.117.52, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->22 24 186.136.13.254, 23 TelecomArgentinaSAAR Argentina 2->24 26 100 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Connects to many IPs within the same subnet mask (likely port scanning) 2->30 8 nabarm5.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nabarm5.elf 8->14         started        process6 16 nabarm5.elf 14->16         started        18 nabarm5.elf 14->18         started        20 nabarm5.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-23 00:19:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2mbrs7jnuoorcs5ys3z4pt2vzhzwgxsblk3g7f723o6iqqqjaafa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251223-b3fs7ssqbt/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/05dc4e76-4f1e-43b8-9573-229a88fb0431
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/d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a

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_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 d303197d2da39d114bb896f3c7cf55c9f3635e415ab66f97fadbbc884209000a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3740301/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739227/

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