MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e
SHA3-384 hash: f0c1dde443e555ca144e39b22211d972c5a63f78d6404ca5214be2584521dffc0cf13431037a4437afdc2ebef1277796
SHA1 hash: 8fc545d7782b9f480692c21924aa036d8ca0afc2
MD5 hash: 05b8b25568a793e3fa25d556b0956c75
humanhash: twenty-pasta-social-wolfram
File name:nabppc
Download: download sample
Signature Mirai
Create hunting rule
File size:58'644 bytes
First seen:2025-12-27 23:01:03 UTC
Last seen:2025-12-28 22:02:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:swOxxZv6hm3+eyz6bQwKsGJUwXDC+fkbOnnugn5pfcxyuh7Rq:sTvV3+LzQ7u2cDtfkqnDpf9uh7Rq
TLSH T1D1436B41B3084943E1575DB07A3F2BD193EE99A02164F386BA1EBE8D4176E33504BEDD
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
78
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135957-0
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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/695065483f8fdbf8e9538c82/reports/1fddcd0e-e653-4dd3-aea3-8af82895fb06/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-27T22:16:00Z UTC
Last seen:
2025-12-27T22:35:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f22efa99-6eb6-42ad-8d23-a41068013cbb
Behavior Graph:
Download SVG
%3 guuid=384826b2-1600-0000-bdd9-e69e910c0000 pid=3217 /usr/bin/sudo guuid=92b564b5-1600-0000-bdd9-e69e970c0000 pid=3223 /tmp/sample.bin guuid=384826b2-1600-0000-bdd9-e69e910c0000 pid=3217->guuid=92b564b5-1600-0000-bdd9-e69e970c0000 pid=3223 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1d0b3551-3d6c-46d8-82a8-07604e82cd00
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1840556
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: 1840556 Sample: nabppc.elf Startdate: 28/12/2025 Architecture: LINUX Score: 60 18 117.62.29.76, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->18 20 117.62.73.138, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 nabppc.elf 2->8         started        signatures3 process4 process5 10 nabppc.elf 8->10         started        process6 12 nabppc.elf 10->12         started        14 nabppc.elf 10->14         started        16 nabppc.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-27 23:01:28 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=usrlemly4ur5r2sm3abxpa3gijut7xbv33hwuceejqjzcwje4axa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251227-2zq3waar8y/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135957-0
YARA:
n/a
Link:
https://app.threat.zone/submission/e4af8432-4f96-4c23-b488-f7646ae3244b
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/a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e

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 a4a2b23178e523d8ea4cd80377836642693fdc35decf6a08844c13915924e02e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739223/
  
Delivery method
Distributed via web download

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