MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9. 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: 57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9
SHA3-384 hash: 5829b5370598a81433051bb8641b4fcf1544d5276b780a8c1f148d78f2cedd36f2119f1c3642df48eb6070afd18251fe
SHA1 hash: 2e5f98a64e3c7d9e470bf6bc72f325bc6b54c6b4
MD5 hash: 7e929c577cb0db4d7ebc3e33e16736cb
humanhash: foxtrot-arizona-juliet-table
File name:morte.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:40'440 bytes
First seen:2025-07-08 22:58:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:tyu2SqfGAEgNbpcMXcTFwI7phix5Rg2N6JLht104T54uVcqgw09Mi:U3lfF9NbDy7ix3tN6JNbt4u+qgw09D
TLSH T10103F274FB271ED5FAA75DD431D6E4C22BB80F2C2B998D8061857F035507B5BA205BC8
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
14
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686da28a900df8e7f868b7d1linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Runs as daemon
Sets a written file as executable
Kills processes
Opens a port
Launching a process
Sends data to a server
Connection attempt
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/686da28c469cec4249adc98e/reports/a431c8ec-9d25-4a03-b5bd-4bb5af27fe76/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/82778130-899d-445a-8cc9-d5bf6b2ba89f
Behavior Graph:
Download SVG
%3 guuid=1eabcbde-1700-0000-cfd7-245b7c0c0000 pid=3196 /usr/bin/sudo guuid=d177d3e1-1700-0000-cfd7-245b820c0000 pid=3202 /tmp/sample.bin guuid=1eabcbde-1700-0000-cfd7-245b7c0c0000 pid=3196->guuid=d177d3e1-1700-0000-cfd7-245b820c0000 pid=3202 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/99c8aafe-73d4-472a-9df6-37c494b70071
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1731381
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1731381 Sample: morte.ppc.elf Startdate: 09/07/2025 Architecture: LINUX Score: 100 42 169.254.169.254, 80 USDOSUS Reserved 2->42 44 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->44 46 3 other IPs or domains 2->46 52 Antivirus detection for dropped file 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 2 other signatures 2->58 10 morte.ppc.elf 2->10         started        13 dash rm 2->13         started        15 dash cut 2->15         started        17 9 other processes 2->17 signatures3 process4 signatures5 66 Found strings related to Crypto-Mining 10->66 19 morte.ppc.elf 10->19         started        21 morte.ppc.elf 10->21         started        process6 process7 23 morte.ppc.elf 19->23         started        file8 40 /etc/init.d/sysd, POSIX 23->40 dropped 60 Sample tries to set files in /etc globally writable 23->60 62 Drops files in suspicious directories 23->62 64 Sample tries to persist itself using System V runlevels 23->64 27 morte.ppc.elf sh 23->27         started        29 morte.ppc.elf 23->29         started        signatures9 process10 signatures11 32 sh cp 27->32         started        68 Sample deletes itself 29->68 36 morte.ppc.elf 29->36         started        process12 file13 38 /usr/bin/.sh, ELF 32->38 dropped 48 Drops invisible ELF files 32->48 50 Drops files in suspicious directories 32->50 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9/
Verdict:
Malicious
Threat:
Linux.Worm.Mirai
Link:
https://tip.neiki.dev/file/57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-08 22:58:20 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k6r76hsvh5nwus7gw72c75pg3jq3deiqvstkxhgy7zdn5kypbpeq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/250708-2xypya1k14/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1ff7a2a6-87a6-423f-87f8-f113daa7e119
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/57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 57a3ff1e553f5b6a4be6b7f42ff5e6da61b19110aca6ab9cd8fe46deab0f0bc9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3574730/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3579398/

Comments