MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c
SHA3-384 hash: 071fc84273cf24395c4d1a155fdc24e97c8eb4f5d6e57f8b2406e496f56a06d3190c7004a8c26cdbd5b7eda1fb457e0d
SHA1 hash: 7e7e541ad44dc3c20ee192aa953401ed94e9e4a7
MD5 hash: 3ce187120ac246b2b7da2a87f3392994
humanhash: table-colorado-cardinal-diet
File name:morte.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:38'172 bytes
First seen:2025-11-07 18:58:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:cMUkUr3bac12aVUkJYVnfz7kw7ZudfPlJJaN6JOhbTCvx4uVcqgw090:2jF2aV8np7i/JOhCJ4u+qgw090
TLSH T1FD03E130D11D3E45EEAAA6210AACDDC73FA486925352A6FB10C7D72690D672BF109F84
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) :38'172 bytes
File size (de-compressed) :83'528 bytes
Format:linux/ppc32
Unpacked file: d2f6e816273809bd517258cfa096ab898eca6a0d0fa280864e3030943681c7ae

Intelligence

File Origin
# of uploads :
1
# of downloads :
133
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Changes access rights for a written file
Sends data to a server
DNS request
Changes access rights for a file
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/690e41818938e2fe221480d9/reports/c834ceca-9128-4f23-bd3b-6f7ad98a62f8/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-07T18:08:00Z UTC
Last seen:
2025-11-09T12:01:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9c66692f-6bc4-403b-b2cd-2cd4a305447d
Behavior Graph:
Download SVG
%3 guuid=96863164-1900-0000-44f9-062411120000 pid=4625 /usr/bin/sudo guuid=7d450266-1900-0000-44f9-062418120000 pid=4632 /tmp/sample.bin guuid=96863164-1900-0000-44f9-062411120000 pid=4625->guuid=7d450266-1900-0000-44f9-062418120000 pid=4632 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2f5dadfa-9e5d-4468-8326-ebee81d2fd77
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1810174
Signature
Antivirus / Scanner detection for submitted sample
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1810174 Sample: morte.ppc.elf Startdate: 07/11/2025 Architecture: LINUX Score: 52 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 196.251.87.155, 12121, 59772, 59774 SONIC-WirelessZA Seychelles 2->28 30 2 other IPs or domains 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Sample is packed with UPX 2->34 8 dash rm morte.ppc.elf 2->8         started        10 dash rm 2->10         started        12 dash cut 2->12         started        14 8 other processes 2->14 signatures3 process4 process5 16 morte.ppc.elf 8->16         started        18 morte.ppc.elf 8->18         started        20 morte.ppc.elf 8->20         started        process6 22 morte.ppc.elf 16->22         started        24 morte.ppc.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-07 18:59:14 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wosjdvebiwg4gfa2u6qigfi7vlm7uua5rw4p3bsxqxjlqmn3lvoa._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/251107-xm5y2shj9t/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/6351bdec-963f-4961-b6a4-24feda5ce953
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/b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c

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: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 b3a491d481458dc3141aa7a083151faad9fa501d8db8fd865785d2b831bb5d5c

(this sample)

Mirai

elf d2f6e816273809bd517258cfa096ab898eca6a0d0fa280864e3030943681c7ae

  
URLhaus
https://urlhaus.abuse.ch/url/3697940/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 d2f6e816273809bd517258cfa096ab898eca6a0d0fa280864e3030943681c7ae
  
Dropping
MD5 b803eb17bab7c6d62581ec97941d5939

Comments