MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87
SHA3-384 hash: 49b7a269c0203cd8c8139a95eab9e48fe9d6159c05503a318df0587f9481bc9279a3f22aed230d26537215540429729f
SHA1 hash: 066b0853a3d3744d3a6ec288752c8efe99f7d288
MD5 hash: 17878ff661e4044082044297412c4135
humanhash: snake-stream-delta-enemy
File name:bot.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:173'860 bytes
First seen:2025-07-10 12:57:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:WuIugLQKfzVLjCtjWdu2eWBY+192huiHRkrN:JrYQKfzVLW6dPc+WhlHRaN
TLSH T18404971E6F228F7EF668873047B74D25A76823DA27E1D644E1ACC1105E6039E641FFE8
telfhash t1da419f181e7807e4a3356c49099dff3ae6b320db7e271c378e50e46aa769a439d11c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
16
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8041698-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686fb8f9900df8e7f8695383linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Receives data from a server
Creating a file
Runs as daemon
Sends data to a server
Connection attempt
Traces processes
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin remote
Link:
https://www.filescan.io/uploads/686fb90b80b46be06e9dce9b/reports/4fb71062-d45a-4502-8b0f-6933fbaebb9e/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0aaa8563-0c22-45b7-843f-88b254ef5298
Behavior Graph:
Download SVG
%3 guuid=f6a544ba-1800-0000-92bc-0cb2fd090000 pid=2557 /usr/bin/sudo guuid=3cfa47bc-1800-0000-92bc-0cb2040a0000 pid=2564 /tmp/sample.bin guuid=f6a544ba-1800-0000-92bc-0cb2fd090000 pid=2557->guuid=3cfa47bc-1800-0000-92bc-0cb2040a0000 pid=2564 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/849c5c17-e1b1-460c-8d5e-b54c308a616d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1732850
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-10 12:58:27 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tmx4wzq27bow2gib3qafnqopjhjs522o7wuva3q5cykyo3edz2dq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250710-p7n72asnx6/
Behaviour
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-8041698-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/c915c4bd-6bc2-453f-8b7d-98e29468f25e
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/9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 9b2fcb661af85d6d1901dc0056c1cf49d32eeb4efda9506e1d1615876c83ce87

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3580517/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3580606/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments