MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749
SHA3-384 hash: 622eebc07d2195577f67202624df33bb146bedd07c879517302745df5fecd136d726b5e77c017f2c345eeb692600e9f2
SHA1 hash: d27833f1da8bb82c374b9f8db382f5902802e2d7
MD5 hash: 754660739c476b901a7b09426419f898
humanhash: spring-fourteen-summer-carolina
File name:morte.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:42'184 bytes
First seen:2025-06-29 05:06:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:0yrmFXi71L8eSkZ+alxGg2RsnbVD5nn9VTd/1fz1MjH6QNJgGlzDpbuR1J+:l716kYal8RkJlnn9Vh/E7nVJuc
TLSH T13313E19D57C10DEEE4DAF27C22854BF538BE0DB164839B1F2586B2C34A4B861BE139D1
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) :42'184 bytes
File size (de-compressed) :109'548 bytes
Format:linux/mips
Unpacked file: 275d0cb32f2172bab08d3fac7301508b0dacea32bf4abbd62a58ee2b42996482

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.3294.14433.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6860ca0937c3436779470399linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Deletes a file
Opens a port
DNS request
Sends data to a server
Connection attempt
Runs as daemon
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
base64 botnet masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/6860ca0bd1f1eb5d81ca389e/reports/065a0980-53c6-4542-b546-1b86fe98b73d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
143
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/85ba65e6-d88b-40fe-a50d-0ecea6f5630e
Behavior Graph:
Download SVG
%3 guuid=debe83ab-1a00-0000-b616-353a2e0b0000 pid=2862 /usr/bin/sudo guuid=0b4b57ad-1a00-0000-b616-353a350b0000 pid=2869 /tmp/sample.bin guuid=debe83ab-1a00-0000-b616-353a2e0b0000 pid=2862->guuid=0b4b57ad-1a00-0000-b616-353a350b0000 pid=2869 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2b3d8655-f7e1-4bdf-b85e-31efe70f2e60
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1724916
Signature
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Reads system files that contain records of logged in users
Sample deletes itself
Sample is packed with UPX
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1724916 Sample: morte.mips.elf Startdate: 29/06/2025 Architecture: LINUX Score: 100 47 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->47 49 daisy.ubuntu.com 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected Mirai 2->55 57 2 other signatures 2->57 10 morte.mips.elf 2->10         started        13 systemd accounts-daemon 2->13         started        15 gnome-session-binary sh gnome-shell 2->15         started        17 6 other processes 2->17 signatures3 process4 signatures5 59 Found strings related to Crypto-Mining 10->59 61 Sample deletes itself 10->61 19 morte.mips.elf 10->19         started        21 morte.mips.elf 10->21         started        63 Reads system files that contain records of logged in users 13->63 23 accounts-daemon language-validate 13->23         started        65 Sample reads /proc/mounts (often used for finding a writable filesystem) 15->65 25 gnome-shell ibus-daemon 15->25         started        27 sh xkbcomp 17->27         started        process6 process7 29 morte.mips.elf 19->29         started        31 language-validate language-options 23->31         started        33 ibus-daemon 25->33         started        35 ibus-daemon ibus-memconf 25->35         started        37 ibus-daemon ibus-engine-simple 25->37         started        process8 39 language-options sh 31->39         started        41 ibus-daemon ibus-x11 33->41         started        process9 43 sh locale 39->43         started        45 sh grep 39->45         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-06-29 05:07:20 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uksxyjyvdl4xqaszjymc7vuvfr2syxsaom73m257qcfkbjlpw5eq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access defense_evasion discovery upx
Link:
https://tria.ge/reports/250629-fr4s4sbq6z/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Writes file to system bin folder
Deletes itself
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d5060948-a7a8-4dd0-a029-8d4ba74cb35e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749

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: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 a2a57c27151af97802594e182fd6952c752c5e40733fb66bbf808aa0a56fb749

(this sample)

Mirai

elf 275d0cb32f2172bab08d3fac7301508b0dacea32bf4abbd62a58ee2b42996482

  
URLhaus
https://urlhaus.abuse.ch/url/3569786/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 275d0cb32f2172bab08d3fac7301508b0dacea32bf4abbd62a58ee2b42996482
  
Dropping
MD5 5903251eac62c84d27c510310daffa26

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments