MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded
SHA3-384 hash: 29d3b3f134c08d84385246a43a7ba302ca016f8fe61e248f695442bf3bd814933421058bd69b07f9c76474682d782ff3
SHA1 hash: 805252622fd3122ddb7f003787c30b5da083900c
MD5 hash: f19685ea3dc6fbe487ff7fe4519f77ef
humanhash: bacon-stairway-foxtrot-pennsylvania
File name:sora.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:35'220 bytes
First seen:2026-01-11 05:37:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:EBTc+EewXSszpAOhQTWzQnJZTUDfe9q3UELvE:eT2JAODQJZTU7DL8
TLSH T11EF2F1747AB66522D79243F4F41E42F1298607F4D8DA712E1A1903E92BE69883FC9D03
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 UPX
File size (compressed) :35'220 bytes
File size (de-compressed) :91'436 bytes
Format:linux/arm
Unpacked file: 3e1c45391f795f7f8639aad8083dba8aec6f4c686d01488cc3141e872f7b70d1

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/2e752867-3769-4e26-a318-bbd1a8ab1f0d/
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/6963374830368802bb7fcd33/reports/f4a1ad1f-e352-4eab-be4a-fcbc7cb1683f/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T02:45:00Z UTC
Last seen:
2026-01-12T23:44:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Mirai.r
Link:
https://opentip.kaspersky.com/3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e3a394e8-ede5-4f4c-bb1f-06c1ff326acc
Behavior Graph:
Download SVG
%3 guuid=7e04a8ee-1900-0000-45f4-91b0570b0000 pid=2903 /usr/bin/sudo guuid=1bc0c7f0-1900-0000-45f4-91b05d0b0000 pid=2909 /tmp/sample.bin guuid=7e04a8ee-1900-0000-45f4-91b0570b0000 pid=2903->guuid=1bc0c7f0-1900-0000-45f4-91b05d0b0000 pid=2909 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6cf9d1ed-6210-42a7-aa95-7da905fe3dec
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1848209
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-11 05:26:50 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h557o6r2qisujpdwnhlb5vkrhs4r65onprkt4r6rn3e7rdx6xxwq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet discovery upx
Link:
https://tria.ge/reports/260111-gbwy1aay3f/
Behaviour
Reads runtime system information
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8a7a3192-2e12-472b-bca6-e58d4c823376
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/3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 3f7bf77a3a822544bc7669d61ed5513cb91f75cd7c553e47d16ec9f88efebded

(this sample)

Mirai

elf 3e1c45391f795f7f8639aad8083dba8aec6f4c686d01488cc3141e872f7b70d1

  
URLhaus
https://urlhaus.abuse.ch/url/3755723/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 3e1c45391f795f7f8639aad8083dba8aec6f4c686d01488cc3141e872f7b70d1
  
Dropping
MD5 97bc9093199eeda6c46e2f9e9511d74c

Comments