MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e
SHA3-384 hash: 59f19e98ca6305a7e76903f674eeaab04334be30d3a2cf14497a78667ea4ee77ff5154ac5392f770b9c7125df58a36d1
SHA1 hash: 7dc6560eeb07fc40c51b9ecb7673fb00ab441217
MD5 hash: a171d635d4136506ff9441eb85d0600c
humanhash: coffee-nitrogen-march-music
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:169'949 bytes
First seen:2025-07-13 00:16:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:kZx9WC6nQa1yWaOUlkFvE3CV0xGFVoSrwfu+yKK5DM/9QCNPSUm1wwD/Y:ax9WC6PsWaOUlkFvEyV0gfoqwW+yKKlG
TLSH T103F33A46EB408A13C4D627B9BA9F424533239B64D3EB33059928BFF43F8679E0E63505
telfhash t140311c716b3516186ea1c964ecec97b2552e8b031345aa32cf3ac4dc181e49fe53ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56
File size (compressed) :65'624 bytes
File size (de-compressed) :169'949 bytes
Format:linux/arm
Packed file: f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56

Intelligence

File Origin
# of uploads :
1
# of downloads :
18
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Multios.Coinminer.Miner-6781728-2
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6872fb07c9eb97473768a53alinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Launching a process
Connection attempt
Substitutes an application name
Writes files to system directory
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/6872fb0ca15b22faa8afd53e/reports/e314a281-267f-4c8a-8b88-000b1f88c8bf/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
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/fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e
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/2ca9242a-3670-47fe-91cb-a7579482603a
Behavior Graph:
Download SVG
%3 guuid=d659eff8-1900-0000-3cd9-f86688090000 pid=2440 /usr/bin/sudo guuid=50659afb-1900-0000-3cd9-f8668e090000 pid=2446 /tmp/sample.bin guuid=d659eff8-1900-0000-3cd9-f86688090000 pid=2440->guuid=50659afb-1900-0000-3cd9-f8668e090000 pid=2446 execve
Gathering data
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1735002
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 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: 1735002 Sample: morte.arm7.elf Startdate: 13/07/2025 Architecture: LINUX Score: 88 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 10 morte.arm7.elf 2->10         started        signatures3 process4 signatures5 52 Found strings related to Crypto-Mining 10->52 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        46 Sample deletes itself 21->46 process12 file13 28 /usr/bin/.sh, ELF 24->28 dropped 48 Drops invisible ELF files 24->48 50 Drops files in suspicious directories 24->50 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-13 00:17:08 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=7syz5qaihp475sruppja4cqgzdkivwzsz34w23u632ety4nlw4ha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery execution persistence
Link:
https://tria.ge/reports/250713-ak4xmswr17/
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
Malware Config
C2 Extraction:
last.galaxias.cc
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4a8ba470-1bb4-4f88-86ec-9938f2640a3a
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/fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56

Mirai

elf fcb19ec0083bf9feca347bd20e0a06c8d48adb32cef96d6e9ede893c71abb70e

(this sample)

  
Dropped by
SHA256 f9b556873c9349d2743ed8d8cfe0fa6c5b3ef20805e00fe1fcc0b9912b5d2a56
  
URLhaus
https://urlhaus.abuse.ch/url/3581221/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 f269aba1b8bab0b5f55d283b6204fc9e
  
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