MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd
SHA3-384 hash: dd3da1b8f996e9b1057234ba26a04ddc4aa09e139565b412db9b15a66974028913b0c12ab84324590d48dd2ddecafc96
SHA1 hash: 50cf9fa302bd438d02606d01d6d00c94e24b25e3
MD5 hash: 3737eaa87a629521b6e5d9643e2fa882
humanhash: nuts-minnesota-colorado-foxtrot
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:74'932 bytes
First seen:2025-11-03 14:59:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:QDDxACSA5kW1wlfo/LGeBX6qddthEZly0DDDDDDDDDDDDDDD:Q/xAAjClgjGO6ydIy
TLSH T13A737DC5F983D4FAEC120535117BAB379AB7D13E2169DF43C3B9A636EC02502E51A26C
telfhash t12b31f4fb0e6e08e9a7d15880c31e6f11285ee777185077a24163992837abdc750bec38
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 833c2eb134f9b166640d1b5f3159fd2ab6a956ccab82f0e33e731c10c1b71329
File size (compressed) :37'724 bytes
File size (de-compressed) :74'932 bytes
Format:linux/i386
Packed file: 833c2eb134f9b166640d1b5f3159fd2ab6a956ccab82f0e33e731c10c1b71329

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.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:

Behaviour
Connection attempt
Changes access rights for a written file
Sends data to a server
Receives data from a server
Changes access rights for a file
Runs as daemon
Opens a port
DNS request
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd
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:
2025-11-03T12:22:00Z UTC
Last seen:
2025-11-04T21:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6f91b68a-6eb4-4a9a-9e2d-ccb1f538f8d6
Behavior Graph:
Download SVG
%3 guuid=06ffc182-1a00-0000-e35b-453f360b0000 pid=2870 /usr/bin/sudo guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878 /tmp/sample.bin net guuid=06ffc182-1a00-0000-e35b-453f360b0000 pid=2870->guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=4bf00f85-1a00-0000-e35b-453f3f0b0000 pid=2879 /tmp/sample.bin guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878->guuid=4bf00f85-1a00-0000-e35b-453f3f0b0000 pid=2879 clone guuid=feeb95b1-1b00-0000-e35b-453f0c0d0000 pid=3340 /tmp/sample.bin guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878->guuid=feeb95b1-1b00-0000-e35b-453f0c0d0000 pid=3340 clone guuid=19ac9ab1-1b00-0000-e35b-453f0d0d0000 pid=3341 /tmp/sample.bin net send-data zombie guuid=4817c784-1a00-0000-e35b-453f3e0b0000 pid=2878->guuid=19ac9ab1-1b00-0000-e35b-453f0d0d0000 pid=3341 clone guuid=6c3a1785-1a00-0000-e35b-453f400b0000 pid=2880 /tmp/sample.bin guuid=4bf00f85-1a00-0000-e35b-453f3f0b0000 pid=2879->guuid=6c3a1785-1a00-0000-e35b-453f400b0000 pid=2880 clone guuid=648c1b85-1a00-0000-e35b-453f420b0000 pid=2882 /tmp/sample.bin dns net send-data zombie guuid=4bf00f85-1a00-0000-e35b-453f3f0b0000 pid=2879->guuid=648c1b85-1a00-0000-e35b-453f420b0000 pid=2882 clone guuid=648c1b85-1a00-0000-e35b-453f420b0000 pid=2882->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 259B c352950c-f89e-5d95-93d0-0fda4b8b3899 api.mangawizard.lol:12121 guuid=648c1b85-1a00-0000-e35b-453f420b0000 pid=2882->c352950c-f89e-5d95-93d0-0fda4b8b3899 send: 46B guuid=19ac9ab1-1b00-0000-e35b-453f0d0d0000 pid=3341->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1064B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=19ac9ab1-1b00-0000-e35b-453f0d0d0000 pid=3341->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/61d27d3c-0010-48a2-9a14-605dd821618a
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1807015
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1807015 Sample: morte.x86.elf Startdate: 03/11/2025 Architecture: LINUX Score: 56 26 api.mangawizard.lol 89.35.130.116, 12121, 53882, 53892 INTERSAT-ASIonRatiunr33RO Romania 2->26 28 109.202.202.202, 80 INIT7CH Switzerland 2->28 30 4 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 8 morte.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 morte.x86.elf 8->16         started        18 morte.x86.elf 8->18         started        20 morte.x86.elf 8->20         started        process6 22 morte.x86.elf 16->22         started        24 morte.x86.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-03 15:12:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6t7rzjl7apl3t24alccx2h3zeywyci5t5xz3xmzil5z5yalvh7oq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251103-sg9mtsgq9x/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
api.mangawizard.lol
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/60dc201f-35ef-4caa-b5d5-032507a44097
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
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

sh a1c00af6eb48ee80beaccd851b2fe0d742cf08fc8817c9a8b13b3c3f4786ad6c

Mirai

elf 833c2eb134f9b166640d1b5f3159fd2ab6a956ccab82f0e33e731c10c1b71329

Mirai

elf f4ff1ca57f03d7b9eb8058857d1f79262d8123b3edf3bbb3285f73dc01753fdd

(this sample)

  
Dropped by
SHA256 833c2eb134f9b166640d1b5f3159fd2ab6a956ccab82f0e33e731c10c1b71329
  
URLhaus
https://urlhaus.abuse.ch/url/3694991/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 eae28b05f130a6054c8da952654eed98

Comments