MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef
SHA3-384 hash: ca219be459b9869514eb42db2f43ce66115e10c900ee366c22b8340e09665a731df1d61bbecfc996cf6de2235fcaac82
SHA1 hash: bfc395ed6c3c86fab7d06dd79061d3ff57c47449
MD5 hash: 82567be1def7a3793ae9ac0fcd425990
humanhash: lake-oscar-tango-floor
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:45'436 bytes
First seen:2026-01-21 16:11:05 UTC
Last seen:2026-01-22 01:20:35 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:PH63cEtjr/ciLDEPv3PPMRMdZrIopQOKwpo0AycP1/s/oK8HK0JgGlzDpbuR1Jcv:PH4004ZrPpQOKwpo0Ar2l8nVJuuv
TLSH T1CA13F16A031104EECE82F4F8DFE48F921B282F67C90B9D566463F95BCD4A1A17CE1549
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) :45'436 bytes
File size (de-compressed) :118'220 bytes
Format:linux/mips
Unpacked file: 38c6454f99aa5919b25bbde629e1ec7434dbec8d2f40f3b65b48e1b821551720

Intelligence

File Origin
# of uploads :
3
# of downloads :
51
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/5fcb965a-fc00-4b3a-b479-98f1678238d0/
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet mirai packed upx
Link:
https://www.filescan.io/uploads/6970fabf5db9ae47708c17dd/reports/96fe0ada-5458-41ca-971c-2090ce6d755b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
127
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef
Behaviour
Process Renaming
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
ELF 32 BE
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ac2f8e96-850b-4f52-a2e0-057b09f4eadc
Behavior Graph:
Download SVG
%3 guuid=faf882b0-1800-0000-cbb6-75c8ff0d0000 pid=3583 /usr/bin/sudo guuid=afa423b3-1800-0000-cbb6-75c8070e0000 pid=3591 /tmp/sample.bin guuid=faf882b0-1800-0000-cbb6-75c8ff0d0000 pid=3583->guuid=afa423b3-1800-0000-cbb6-75c8070e0000 pid=3591 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ef9a53f0-8aec-46f8-b08a-656cf459fb12
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1855076
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/a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=utid2kbwjq6fe75sb46ptgcppcv254yrqlzf4edm6677wieuzxxq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery upx
Link:
https://tria.ge/reports/260121-tna9aacz4a/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads process memory
Enumerates running processes
Traces itself
Mirai
Mirai family
Malware Config
C2 Extraction:
ahahahahahajs.unproxy.st
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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 a4d03d28364c3c527fb20f3cf9984f78abaef31182f25e106cf7bffb2094cdef

(this sample)

Mirai

elf 38c6454f99aa5919b25bbde629e1ec7434dbec8d2f40f3b65b48e1b821551720

  
URLhaus
https://urlhaus.abuse.ch/url/3683089/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 38c6454f99aa5919b25bbde629e1ec7434dbec8d2f40f3b65b48e1b821551720
  
Dropping
MD5 f4dcb9aad09cb87243fd03bb3e2e8962
  
URLhaus
https://urlhaus.abuse.ch/url/3761562/
  
URLhaus
https://urlhaus.abuse.ch/url/3761660/

Comments