MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf
SHA3-384 hash: efd40b39d31b57fa452d725604fed76dab11b175e8157bdbfafa49cbe3b593d0ef8fd2931675b84c55312dc2cfca0e34
SHA1 hash: 0cdc8fe845700f025ea54d65e2a9756ac04df528
MD5 hash: c0913b226958548030deb605e7767119
humanhash: timing-triple-hot-bakerloo
File name:xnxnxnxnxnxnxnxnmipsxnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:74'780 bytes
First seen:2026-05-09 10:35:59 UTC
Last seen:2026-05-09 20:52:28 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:38zRnwvX0/jMQwZuOPFPijvDMwhQi1rYGhQZ9zWm5X1Rorb:MzRnwP0bMQ2RijvDZZ1rYGhG135X1RSb
TLSH T1F873027221B6DE62D6B2883363473D5D7A33886A03B462BDBC79936FF487E11580C45A
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :74'780 bytes
File size (de-compressed) :166'976 bytes
Format:linux/mips
Unpacked file: 2436e8dd5d8e08537c5c0e79bc645ad4498937d66da6ebdfad385e22c8dfd85d

Intelligence

File Origin
# of uploads :
3
# of downloads :
78
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/42ee459f-e953-4220-8f49-42f6b326de6a/
Detection(s):
SecuriteInfo.com.ELF.Agent-BQZ.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Creating a file
Connection attempt
Receives data from a server
DNS request
Runs as daemon
Locks files
Kills processes
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai packed upx
Link:
https://www.filescan.io/uploads/69ff0e282fcb905ec28a8474/reports/a7a75960-3f8e-4ee2-98be-007c3614d966/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
110
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf
Behaviour
Anti-VM
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-05-09T08:13:00Z UTC
Last seen:
2026-05-09T09:46:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/42e947e4-4852-4ac4-87c4-89db025053e0
Behavior Graph:
Download SVG
%3 guuid=d95e4023-1800-0000-646e-2ef4d10b0000 pid=3025 /usr/bin/sudo guuid=4b88ef25-1800-0000-646e-2ef4da0b0000 pid=3034 /tmp/sample.bin guuid=d95e4023-1800-0000-646e-2ef4d10b0000 pid=3025->guuid=4b88ef25-1800-0000-646e-2ef4da0b0000 pid=3034 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3c379089-60f0-4b52-8a11-a9ff6dff9a71
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf/
Threat name:
Linux.Backdoor.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-05-09 10:36:30 UTC
File Type:
ELF32 Big (Exe)
AV detection:
10 of 23 (43.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=75sdqqb4re6iunoqjx5v6iojavhoolphqqxkmmkfuhexyxrq4hhq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm discovery upx
Link:
https://tria.ge/reports/260509-mne4xaav3j/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Checks hardware identifiers (DMI)
Enumerates active TCP sockets
Enumerates running processes
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/ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf

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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 ff6438403c893c8a35d04dfb5f21c9054ee72de7842ea63145a1c97c5e30e1cf

(this sample)

Mirai

elf 2436e8dd5d8e08537c5c0e79bc645ad4498937d66da6ebdfad385e22c8dfd85d

  
URLhaus
https://urlhaus.abuse.ch/url/3839764/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 2436e8dd5d8e08537c5c0e79bc645ad4498937d66da6ebdfad385e22c8dfd85d
  
Dropping
MD5 fd22d7c637c8bf14fc0994ff5cb70d24

Comments