MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56
SHA3-384 hash: a2ca0a9071e413a86209c7bad741043de52934cffb433a2cf97008914350db85d39b135e9e173a6f1a94c527346fd281
SHA1 hash: 0b1c99ca47dd4fdb17ab7497878d3958583b740b
MD5 hash: f269aba1b8bab0b5f55d283b6204fc9e
humanhash: oven-whiskey-mountain-california
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:65'624 bytes
First seen:2025-07-13 00:15:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:jBN9aaua7RrYgCIiZ/pOzfgQNruYRjvLRR1duXVUzoydqNR:jBNgjYRrb14/pOzfxrusLLD3cIoLNR
TLSH T1BB5301BD88460D32C253AA748A119B8395AB773992E7B0539211869471CFCC33B772F7
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) :65'624 bytes
File size (de-compressed) :169'949 bytes
Format:linux/arm
Unpacked file: fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e

Intelligence

File Origin
# of uploads :
1
# of downloads :
17
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6872face900df8e7f86a4e28linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Launching a process
Writes files to system directory
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6872fad1a15b22faa8afd524/reports/684dddb4-407c-47c1-957d-ccad62e0bba9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/aa838fe2-d169-4fdd-a989-836d0969cb9f
Behavior Graph:
Download SVG
%3 guuid=a02b8f64-1900-0000-0007-5408ed070000 pid=2029 /usr/bin/sudo guuid=5000fd66-1900-0000-0007-5408f2070000 pid=2034 /tmp/sample.bin guuid=a02b8f64-1900-0000-0007-5408ed070000 pid=2029->guuid=5000fd66-1900-0000-0007-5408f2070000 pid=2034 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/340d633e-d0bd-4753-9fe9-2bf9526ed353
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1735003
Signature
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 Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1735003 Sample: morte.arm7.elf Startdate: 13/07/2025 Architecture: LINUX Score: 92 32 last.galaxias.cc 45.156.87.138, 12121 SKYLINKNL Germany 2->32 40 Multi AV Scanner detection for submitted file 2->40 42 Yara detected Mirai 2->42 44 Yara detected Xmrig cryptocurrency miner 2->44 46 Sample is packed with UPX 2->46 10 morte.arm7.elf 2->10         started        signatures3 process4 signatures5 54 Found strings related to Crypto-Mining 10->54 13 morte.arm7.elf 10->13         started        process6 process7 15 morte.arm7.elf 13->15         started        file8 30 /etc/init.d/sysd, POSIX 15->30 dropped 34 Sample tries to set files in /etc globally writable 15->34 36 Drops files in suspicious directories 15->36 38 Sample tries to persist itself using System V runlevels 15->38 19 morte.arm7.elf sh 15->19         started        21 morte.arm7.elf 15->21         started        signatures9 process10 signatures11 24 sh cp 19->24         started        48 Sample deletes itself 21->48 process12 file13 28 /usr/bin/.sh, ELF 24->28 dropped 50 Drops invisible ELF files 24->50 52 Drops files in suspicious directories 24->52 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-13 00:16:12 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7g2vnbz4sne5e5b63dmm7yh2nrnt54qiaxqa7yp4yc4zck25fjla._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery execution persistence upx
Link:
https://tria.ge/reports/250713-akjlpsbp6w/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Mirai
Mirai family
Malware Config
C2 Extraction:
last.galaxias.cc
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/eaf2a83a-24d5-4299-b5eb-25e95c8a00e1
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/f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56

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 f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56

(this sample)

Mirai

elf fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e

  
URLhaus
https://urlhaus.abuse.ch/url/3581221/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e
  
Dropping
MD5 a171d635d4136506ff9441eb85d0600c
  
URLhaus
https://urlhaus.abuse.ch/url/3581197/
  
URLhaus
https://urlhaus.abuse.ch/url/3581163/
  
URLhaus
https://urlhaus.abuse.ch/url/3581183/
  
URLhaus
https://urlhaus.abuse.ch/url/3574703/
  
URLhaus
https://urlhaus.abuse.ch/url/3579384/

Comments