MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84
SHA3-384 hash: d8017bae6e1850b1d069304cc22bb93c296309f45aae2b3e8025f4d9b458e6706059dc5fa68a29fa8d6f12326688bc0b
SHA1 hash: 13f34d642de07dd32b555785f6984842ff900176
MD5 hash: 50f25db1b3624730dbb374319855a3bf
humanhash: hamper-batman-carolina-apart
File name:morte.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:90'680 bytes
First seen:2025-09-21 04:17:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:k6lrOFccEU5a+EaT/X3/S8U/kcyDCA0gIUhX57ODvHQ+C:k6liFcG5aK/q8IFyDcKSHQ+C
TLSH T17D931946BD828F13C5C622F7F7AE058D37167BA9D1EB3203DD25BFA1338259A0D26215
telfhash t1c651defa8b951edd9be9c200868e30195afd31ed5f1424938e1c6b8b85835c2f12f81b
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 af6fb0c1a129cf01e1944423f9e03ee2db7baf59511b72752297790124dd32c6
File size (compressed) :40'080 bytes
File size (de-compressed) :90'680 bytes
Format:linux/arm
Packed file: af6fb0c1a129cf01e1944423f9e03ee2db7baf59511b72752297790124dd32c6

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade obfuscated rust
Link:
https://www.filescan.io/uploads/68cf7c9073af424b47e8f45e/reports/b8163615-f173-4bca-96db-04073d8db4a1/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
48
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-21T02:40:00Z UTC
Last seen:
2025-09-21T02:40:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/09632c3f-d425-4ba0-9682-133cf8ba4c84
Behavior Graph:
Download SVG
%3 guuid=31a7cf2c-1900-0000-a104-1dfb4c0e0000 pid=3660 /usr/bin/sudo guuid=3474812f-1900-0000-a104-1dfb530e0000 pid=3667 /tmp/sample.bin guuid=31a7cf2c-1900-0000-a104-1dfb4c0e0000 pid=3660->guuid=3474812f-1900-0000-a104-1dfb530e0000 pid=3667 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e4f33405-4077-4d92-8d20-03f60ee1dc24
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1781400
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1781400 Sample: morte.arm.elf Startdate: 21/09/2025 Architecture: LINUX Score: 60 26 uraniumc2.ddns.net 2->26 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 5 other IPs or domains 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 8 morte.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash cut 2->12         started        14 9 other processes 2->14 signatures3 36 Uses dynamic DNS services 26->36 process4 process5 16 morte.arm.elf 8->16         started        18 morte.arm.elf 8->18         started        20 morte.arm.elf 8->20         started        process6 22 morte.arm.elf 16->22         started        24 morte.arm.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-21 04:18:11 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xtz7kwdn33x6mgc6qfkp53j6vtkqr5hew7latbfil2j7mz6yv2ca._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/250921-ew5erstmx7/
Malware Config
C2 Extraction:
uraniumc2.ddns.net
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/eb3df1b9-97c3-4c0b-8a3d-b6216bbf5a7a
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/bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 af6fb0c1a129cf01e1944423f9e03ee2db7baf59511b72752297790124dd32c6

Mirai

elf bcf3f5586ddeefe6185e8154feed3eacd508f4e4b7d60984a85e93f667d8ae84

(this sample)

  
Dropped by
SHA256 af6fb0c1a129cf01e1944423f9e03ee2db7baf59511b72752297790124dd32c6
  
URLhaus
https://urlhaus.abuse.ch/url/3627270/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3627274/
  
Dropped by
MD5 cda2e5d387e4ae13cc5e3a16b1868399

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