MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61. 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: b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61
SHA3-384 hash: 3a2ec862ccb4f35f6ee4fb0c7f549d03e3b93ad104851f5cecffa4afd78453c1fc859cbb8be25b905e564171733fb914
SHA1 hash: 369ee8de0ed3a9511ff50442d4080df6400074a5
MD5 hash: 1a4f432d6e5d7c8b2dda3b4ec187514c
humanhash: michigan-nebraska-winner-wolfram
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:88'064 bytes
First seen:2026-01-12 01:05:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:avGS40d6/93CMo1tbKjv2Q6js7BJFjsZRN0R51BC1FOdAYT2bVR:a+SLgV3O1tWaInFf1B4+LT2
TLSH T171837E12CDA5AD98F02E7D3010B8DABB5713A545AD4B6CF73C478626400BD98F1DBBB8
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 :
137
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:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/696448ed47c44dd4f7754d4d/reports/ec421d8b-d9c9-4273-b758-41ac980c0df7/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T21:21:00Z UTC
Last seen:
2026-01-12T00:19:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8fc63187-bddf-4b8c-83fa-6628d738b1dd
Behavior Graph:
Download SVG
%3 guuid=713b531c-1900-0000-140b-7039bd0a0000 pid=2749 /usr/bin/sudo guuid=baa91a1e-1900-0000-140b-7039c10a0000 pid=2753 /tmp/sample.bin guuid=713b531c-1900-0000-140b-7039bd0a0000 pid=2749->guuid=baa91a1e-1900-0000-140b-7039c10a0000 pid=2753 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/093ca9eb-ccaf-4653-b83a-759c573e3c28
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1848636
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: 1848636 Sample: sh4.elf Startdate: 12/01/2026 Architecture: LINUX Score: 60 18 39.103.164.2, 23 CNNIC-ALIBABA-CN-NET-APHangzhouAlibabaAdvertisingCoLtd China 2->18 20 39.103.165.171, 23 CNNIC-ALIBABA-CN-NET-APHangzhouAlibabaAdvertisingCoLtd 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 sh4.elf 2->8         started        signatures3 process4 process5 10 sh4.elf 8->10         started        process6 12 sh4.elf 10->12         started        14 sh4.elf 10->14         started        16 sh4.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-12 01:06:32 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=wk7wa7645kcsrtgisaxz4b5dczwoeep7m5c3oa2uau7fbwqrnrqq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260112-bfyqhahv6c/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/5e75ce82-ce97-4f5f-b34f-f2a2ac3e084b
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/b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61

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 b2bf607fdcea8528ccc8902f9e07a3166ce211ff6745b70354053e50da116c61

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739214/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739408/
  
URLhaus
https://urlhaus.abuse.ch/url/3739192/
  
URLhaus
https://urlhaus.abuse.ch/url/3739433/

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