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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33
SHA3-384 hash: 96b255086ba845c7f44441849b55c6745a3b460471a291b475866fbe18383c6b6ff5397f6e38926c3c2bcdc316d9745c
SHA1 hash: 361115185a0fde152587fd934d4cc6d37eac3013
MD5 hash: b3214d1107faa34c0b9477c90ae04bae
humanhash: bacon-emma-lamp-mars
File name:wife.aarch64
Download: download sample
Signature Mirai
Create hunting rule
File size:182'400 bytes
First seen:2026-10-01 14:39:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:v31aUpC8Nu9+ni7LkiRUGnbPCUtES3kA+Rt+Y8xEKhRFezckFRHm:f1LY2u99Hs4PCU2Rt+Y8mKJxcV
TLSH T168047D94D60EEC82C2C7E2BD6D694BA3713778E08705C0F75E02676DD9EFED48986122
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 c2246563b2f7806e6d032d6c85bb44d7369499055aa6b5bc890ffc27668c30f7
File size (compressed) :81'204 bytes
File size (de-compressed) :182'400 bytes
Format:linux/arm64
Packed file: c2246563b2f7806e6d032d6c85bb44d7369499055aa6b5bc890ffc27668c30f7

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-47.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Changes access rights for a written file
Deletes a file
DNS request
Sets a written file as executable
Deleting a recently created file
Creates or modifies symbolic links
Connection attempt
Runs as daemon
Locks files
Creating a file in the %temp% directory
Deletes a system binary file
Writes files to system directory
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Creates or modifies files to set up autorun
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6abe70cf5e306c669d4d2d38/reports/932a1a1e-c716-4b0a-8a82-7bb0ce54e6d4/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-01T13:53:00Z UTC
Last seen:
2026-10-01T14:44:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/165adb60-0919-4282-93b7-e35f673a3ef5
Behavior Graph:
Download SVG
%3 guuid=f351bf4d-1900-0000-ece5-957aa10b0000 pid=2977 /usr/bin/sudo guuid=91c4f94f-1900-0000-ece5-957aa70b0000 pid=2983 /tmp/sample.bin guuid=f351bf4d-1900-0000-ece5-957aa10b0000 pid=2977->guuid=91c4f94f-1900-0000-ece5-957aa70b0000 pid=2983 execve
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/be8a3aa7-ce37-461d-8f8c-44dffac140b0
Score:
90%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-10-01 14:40:17 UTC
File Type:
ELF64 Little (SO)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6nynnblkr2p3nk4xvxgtpuklepkvtf4b35o5kggqkwy3qnyvizq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261001-r1y5rsv1ew/
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/4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 c2246563b2f7806e6d032d6c85bb44d7369499055aa6b5bc890ffc27668c30f7

Mirai

elf 4f9b86b42b5474fdb55cbd6e69be8a591eaaccbc0efaeea8c682ad8dc1b8aa33

(this sample)

  
Dropped by
SHA256 c2246563b2f7806e6d032d6c85bb44d7369499055aa6b5bc890ffc27668c30f7
  
URLhaus
https://urlhaus.abuse.ch/url/3924804/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 3ffd5b440d249ca49f6d4724e4c77ea5

Comments