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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6
SHA3-384 hash: a36a1a6e47c62e5ce58667090c046194da7870ddc42b33107588477ba2efaadef18d05a5195a9bae491020303add1b18
SHA1 hash: e1ca88a45109177cd8195189a5f7572873a26273
MD5 hash: 168a18c1f210d04461e4927d56702e62
humanhash: north-bakerloo-jig-august
File name:xnxnxnxnxnxnxnxnmipsxnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:74'772 bytes
First seen:2026-09-06 18:27:36 UTC
Last seen:2026-09-07 17:08:57 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:n8zRnwvX0/jMQwZuOPFPijvDMwhQi1rYGhQZ9zWmforO:8zRnwP0bMQ2RijvDZZ1rYGhG13fSO
TLSH T1DB73127221A7DEA1D572803363877E8DBD22847A037853BDBC78A72FB4C2E15580D55E
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :74'772 bytes
File size (de-compressed) :166'976 bytes
Format:linux/mips
Unpacked file: 523568ad4ea5ae7640bcc95917724f471612cf4972fa83aa940d589c010184b7

Intelligence

File Origin
# of uploads :
2
# of downloads :
69
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/13b0fdb0-a4dc-42eb-bcc9-508e6b72b396/
Detection(s):
SecuriteInfo.com.ELF.Agent-BQZ.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Receives data from a server
Sends data to a server
Connection attempt
Locks files
Runs as daemon
DNS request
Creating a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a9db0c7853959f36be428d5/reports/404b147c-4a60-4e6e-b00d-6f609973a8d3/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-09-06T17:08:00Z UTC
Last seen:
2026-09-07T14:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/bf6dc925-712a-4c7c-b3d8-9797306d6d01
Behavior Graph:
Download SVG
%3 guuid=1e9c2da0-3300-0000-de1a-1d9857030000 pid=855 /usr/bin/sudo guuid=516ffaa1-3300-0000-de1a-1d9858030000 pid=856 /tmp/sample.bin guuid=1e9c2da0-3300-0000-de1a-1d9857030000 pid=855->guuid=516ffaa1-3300-0000-de1a-1d9858030000 pid=856 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/58bee393-3527-42ae-94ca-314f65735490
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1969116
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-09-06 18:28:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2v74vzilkgx64gmawzryq4idu6ijwvrt6fni6if7rc6kx4xdtkta._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm discovery upx
Link:
https://tria.ge/reports/260906-w4dqfseq4x/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Checks hardware identifiers (DMI)
Enumerates active TCP sockets
Enumerates running processes
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/d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 d57fcae50b51afee1980b663887103a7909b5633f15a8f20bf88bcabf2e39aa6

(this sample)

Mirai

elf 523568ad4ea5ae7640bcc95917724f471612cf4972fa83aa940d589c010184b7

  
URLhaus
https://urlhaus.abuse.ch/url/3912994/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 523568ad4ea5ae7640bcc95917724f471612cf4972fa83aa940d589c010184b7
  
Dropping
MD5 4e0ec65c62216f36d5b503f3e25b1d0a

Comments