MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927
SHA3-384 hash: 694155ed3712b70f3ada410bc33697b4669423824427756c0b7b8f856cefcd834dce4bd0bd23686de93c2747b5fd3cc7
SHA1 hash: d97fedbf06b35dec5ffdf0388dca0253db26ac39
MD5 hash: f7c21c458eeb23552a8b821a87975bef
humanhash: cold-five-oven-burger
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:41'808 bytes
First seen:2025-12-13 23:19:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:Cqk+aTcf1dBGualaeocwb9iV7tLFMcybqkfaPCaF3g3/agFTnbcuyD7UHQRjA:COrfHBGuKwboMctOaPCg4Cghnouy8HyU
TLSH T15313F240A01E5208ED5E21F6FAAFFBAE0CA4E521D544956B9F6031B719C562B3D3C3B3
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) :41'808 bytes
File size (de-compressed) :79'312 bytes
Format:linux/i386
Unpacked file: 5cc34e9a165c91784c87c01b527fb6f7ac9e3e982f543d44bcb4f972edbbbe87

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/179de9b6-9ee0-431c-82ab-69d71ae38b88/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-13T20:29:00Z UTC
Last seen:
2025-12-13T21:05:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw
Link:
https://opentip.kaspersky.com/8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ca360178-365a-4f08-9588-e71ed6227c69
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1832244
Signature
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-13 23:10:00 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmmo6ivdbjhzckef5suiexvtyfj4i5che5awacztrwwwgdr4petq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery linux upx
Link:
https://tria.ge/reports/251213-3bntaabx8f/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Traces itself
Mirai
Mirai family
Malware Config
C2 Extraction:
ahahahahahajs.unproxy.st
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fe75f580-3c0a-4390-a544-6e243a7e851d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
Link:
https://yomi.yoroi.company/submissions/8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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: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 8b18ef22a30a4f912885eca8825eb3c153c474472741600b338dad630e3c7927

(this sample)

Mirai

elf 5cc34e9a165c91784c87c01b527fb6f7ac9e3e982f543d44bcb4f972edbbbe87

  
URLhaus
https://urlhaus.abuse.ch/url/3713422/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3713683/
  
Dropping
SHA256 5cc34e9a165c91784c87c01b527fb6f7ac9e3e982f543d44bcb4f972edbbbe87
  
Dropping
MD5 e0f5558b3d44ba5312f8e3b2aaa8c07b

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