MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb
SHA3-384 hash: 44f03e35f98c3390b3084994242c4fb9d8ec173bbb7400821b215fca3081890bb06b57747c9c522261787e2062e180b1
SHA1 hash: 258146597a11def34ad9374946e08c4b104ec949
MD5 hash: 982534229573909711c61fdad768cf59
humanhash: diet-tennessee-delta-asparagus
File name:mipsnlk
Download: download sample
Signature Mirai
Create hunting rule
File size:63'992 bytes
First seen:2025-08-18 07:08:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:8MyR04lYSgDZ2WQYS0zgNPuFPBcjNtrXk/fwQP:xZGUQYS0zgNPuF2trXkQk
TLSH T12753B61A2D218FBDF76D873447B74E36975933D736E1C680D29CDA001E6028EA41FBA9
telfhash t1e001e85c883813f1db911d996bedff76d49161cf0a269e738e00edad9a699428a00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9970440-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Receives data from a server
Connection attempt
Runs as daemon
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68a2d1ac419c816a6e8a12c0/reports/69fe347d-00f0-4dec-b853-2dfa9b84a861/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c7f42d63-e1d3-4e5b-84e1-f283dcc5ddcf
Behavior Graph:
Download SVG
%3 guuid=6e0320f9-1700-0000-9bdc-d2cf370a0000 pid=2615 /usr/bin/sudo guuid=6e31fbfa-1700-0000-9bdc-d2cf3c0a0000 pid=2620 /tmp/sample.bin guuid=6e0320f9-1700-0000-9bdc-d2cf370a0000 pid=2615->guuid=6e31fbfa-1700-0000-9bdc-d2cf3c0a0000 pid=2620 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0aff1163-5b26-452e-ba28-a1e157611767
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1759082
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 07:09:19 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xoohnun6e6ck5q77qb7ep5rpq73tya7wh654ktkntbmf5wrurw5q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250818-hy2y7s1xbw/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads process memory
Enumerates running processes
Deletes itself
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/87414a8e-dd3a-41ae-b2d6-29a8c05b777c
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/bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb

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 bb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3604495/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3604382/
  
URLhaus
https://urlhaus.abuse.ch/url/3606363/

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