MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17
SHA3-384 hash: d154600bde3d34aac8e5373204cd121db2ec15a679b4cfc3b2b7eb0737f9179108a8619cfba9d8314741e41f0e988aa5
SHA1 hash: 65f09cf8744969d470f5269e291200a5a720bb39
MD5 hash: 5388563faf1fb48a79558e4e7295126d
humanhash: washington-ten-leopard-hawaii
File name:nwfaiehg4ewijfgriehgirehaughrarg.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:114'280 bytes
First seen:2025-10-13 05:22:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:rKFAHlCSYBqbZbKvrCdBiSNpVKpNLxSdWtyB/TqbehL1HD5oABUm:fH8ubUvopVKpNLxS2y959opm
TLSH T106B3C81E7E218F7DF768863047B74B21A35933D627E1D685E2ACD9041F6034E285FBA8
telfhash t16421ac6c897412f097754d9d1bedffb6e5a070de0a362d338e01e9adaaacd425e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1d3bef4d5fc39da2a988e5cb429b2622915252caccaa27a5f92538836e6f7cbf
File size (compressed) :43'200 bytes
File size (de-compressed) :114'148 bytes
Format:linux/mips
Packed file: 1d3bef4d5fc39da2a988e5cb429b2622915252caccaa27a5f92538836e6f7cbf

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10057788-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Removes directories from a temporary directory
Changes access rights for a written file
Receives data from a server
Runs as daemon
Removes directories
Connection attempt
Deleting a recently created file
Sends data to a server
Changes access rights for a file
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin masquerade obfuscated remote threat
Link:
https://www.filescan.io/uploads/68ec8d5efe81c560ba57bb9b/reports/355d6d6f-b488-4b08-8b16-b1d9efaaa07d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
57
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-13T03:24:00Z UTC
Last seen:
2025-10-13T04:14:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e22445c0-6cfb-44eb-82c4-10abd736fb81
Behavior Graph:
Download SVG
%3 guuid=b3effeae-1900-0000-5d29-3a73bb090000 pid=2491 /usr/bin/sudo guuid=d6e60ab2-1900-0000-5d29-3a73c0090000 pid=2496 /tmp/sample.bin guuid=b3effeae-1900-0000-5d29-3a73bb090000 pid=2491->guuid=d6e60ab2-1900-0000-5d29-3a73c0090000 pid=2496 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/73076490-5019-4a45-945f-f82afac0ea6d
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1793728
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1793728 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 13/10/2025 Architecture: LINUX Score: 64 25 seal.bravoteam6.org 196.251.72.149, 12121, 57622, 57626 Web4AfricaZA Seychelles 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 daisy.ubuntu.com 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 10 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->23         started        signatures9 35 Manipulation of devices in /dev 20->35 37 Deletes system log files 20->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-13 05:27:28 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eo2at75e44n4qeijqvsk3utzexdau2yxj6yhiqyoops2bzjnxqlq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251013-f4wm9sav9a/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes system logs
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1e014de2-94f4-4dfd-b423-11cb796dbcf5
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/23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17

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:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
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 1d3bef4d5fc39da2a988e5cb429b2622915252caccaa27a5f92538836e6f7cbf

Mirai

elf 23b409ffa4e71bc811098564add27925c60a6b174fb074430e73e5a0e52dbc17

(this sample)

  
Dropped by
SHA256 1d3bef4d5fc39da2a988e5cb429b2622915252caccaa27a5f92538836e6f7cbf
  
URLhaus
https://urlhaus.abuse.ch/url/3670393/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 e4f787560fa100b1a77585bc65bb0670

Comments