MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6. 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: 2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6
SHA3-384 hash: e5f7896b19332d2b7642e4e9b1ccb0a8219aeeb0cfd1acd0e5a470c3238ef83e10337cd81aa94ecc07a72097c1fda04f
SHA1 hash: 64ac43282958834676f130687b864c7b9fd6c0ce
MD5 hash: dd3abf65ad0c91272c69f3d79e6a4051
humanhash: india-robert-winter-seventeen
File name:top1miku.armv6l
Download: download sample
Signature Mirai
Create hunting rule
File size:183'868 bytes
First seen:2025-07-20 06:49:15 UTC
Last seen:2025-07-20 08:17:09 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:4/1g5ylz3Mqr2XSgFBhdT8Xiw/s04ajDyuGGPmd6lLF/oa:Wg5ylYqr2FBhOXNE1aaujmd0LF/n
TLSH T187040746F8918B11D5C211BAFE1E128E33171B78E3DE72129D286F707B8A96F0E7B505
telfhash t1cbf059c2d488289e73d0509b82ecb6169e74749c1a52345a4b2e7b0f8990dc3b429947
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 :
19
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ELF.Mirai-CZE.7028.19212.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin obfuscated remote
Link:
https://www.filescan.io/uploads/687c919f8a7d628a81b8294c/reports/af0c84b7-2a2c-433a-b843-455623d2d129/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b1bd9518-6373-405a-9840-8ff89ba3bbcc
Behavior Graph:
Download SVG
%3 guuid=c998cb1f-1900-0000-d41c-1996e30a0000 pid=2787 /usr/bin/sudo guuid=34010b23-1900-0000-d41c-1996eb0a0000 pid=2795 /tmp/sample.bin guuid=c998cb1f-1900-0000-d41c-1996e30a0000 pid=2787->guuid=34010b23-1900-0000-d41c-1996eb0a0000 pid=2795 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/aa57bacd-ad2f-4a59-9f14-99ef23d4a77c
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1740358
Signature
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1740358 Sample: top1miku.armv6l.elf Startdate: 20/07/2025 Architecture: LINUX Score: 68 15 169.254.169.254, 80 USDOSUS Reserved 2->15 17 109.202.202.202, 80 INIT7CH Switzerland 2->17 19 3 other IPs or domains 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Yara detected Mirai 2->23 25 Yara detected Xmrig cryptocurrency miner 2->25 6 top1miku.armv6l.elf 2->6         started        9 python3.8 dpkg 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 27 Found strings related to Crypto-Mining 6->27
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-19 18:25:55 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fnh63asyi5nszondg2ema5k56zdmmrz53ldg47zne6my6ntxpdta._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/250720-hlw77awmw9/
Malware Config
C2 Extraction:
top1miku.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3e6683fd-d830-43f1-8454-ff8f5c5a3c07
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/2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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 2b4fed8258475b2cb9a33688c0755df646c6473ddac66e7f2d27998f367778e6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3586245/
  
Delivery method
Distributed via web download

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