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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415
SHA3-384 hash: 29e0f252cfb95292611c97950ec7ac3074e372e0fef04287df154037aa8d239c72792428257d3e282346de33f8b0db19
SHA1 hash: 7ca9f779327143c593268912835f094e51e56aec
MD5 hash: 03332d21b21cc27eeb1c002786c8c79b
humanhash: hotel-south-mango-one
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:84'268 bytes
First seen:2025-12-05 00:45:29 UTC
Last seen:2025-12-07 00:41:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:ORnBp8831elklflHwthqi4m8lHCpqienFeKZoq3sNlEniDPyno7ttu:5m1ZflHwtg5HCpRenFeKZowuPy+ttu
TLSH T16783074AFC819B11C5D922BEFA1E018D33635768E3EEB212DD111F15778A91F0E77A02
telfhash t15de02b118c1d54dd77d0e3044aecb0065e8e362c7f0568b2c95e2f1a80479d8f21a600
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
android mirai rust
Link:
https://www.filescan.io/uploads/69322b58ff25e40750d41fc6/reports/94e8dd62-1fb6-4e0f-b516-b9af577aad97/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-04T20:10:00Z UTC
Last seen:
2025-12-06T23:28:00Z UTC
Hits:
~100
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f21e9981-0c01-485c-8b2a-56e943fa3245
Behavior Graph:
Download SVG
%3 guuid=8806c515-1b00-0000-10b9-7c8ac50d0000 pid=3525 /usr/bin/sudo guuid=ed5aa318-1b00-0000-10b9-7c8ace0d0000 pid=3534 /tmp/sample.bin guuid=8806c515-1b00-0000-10b9-7c8ac50d0000 pid=3525->guuid=ed5aa318-1b00-0000-10b9-7c8ace0d0000 pid=3534 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ca1790ed-8db7-4673-ac21-b528c2e21014
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1826922
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1826922 Sample: arm7.elf Startdate: 05/12/2025 Architecture: LINUX Score: 52 22 slursontel.ru. [malformed] 2->22 24 seris.gd. [malformed] 2->24 26 101 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 8 arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 30 Sends malformed DNS queries 24->30 process4 process5 14 arm7.elf 8->14         started        process6 16 arm7.elf 14->16         started        18 arm7.elf 14->18         started        20 arm7.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-05 00:46:18 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=xcq7jauvduvjfcyv565f2mqpmqcbnglcdxczkjvgtyvbzoncuqkq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251205-a4rresxjey/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Unexpected DNS network traffic destination
Contacts a large (108285) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/f1e02248-1110-451d-9b6e-c19ecdc55029
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/b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415

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:Linux_Generic_Threat_8299c877
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 b8a1f482951d2a928b15efba5d320f64041699621dc59526a69e2a1cb9a2a415

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3700412/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726255/
  
URLhaus
https://urlhaus.abuse.ch/url/3726409/

Comments