MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db
SHA3-384 hash: 9009059f6fb20c33b4a56fd99d067552dc5a8a6b92407fc16bd592f07ea2cbad915c5d4f6dc9647174856f50d8908244
SHA1 hash: b2df8d0500e93a07f39c2d038f0c2318abf04f58
MD5 hash: b770f646ac9bf88fd0c69eba2819e6e0
humanhash: diet-fish-cola-spaghetti
File name:xnxnxnxnxnxnxnxnx86_64xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:136'064 bytes
First seen:2026-01-10 06:51:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:lAF2acRfkY6z3xv+ErH4vk9954rlvLFZW8YYQO:yIRfe3xvvSrlvZZ7UO
TLSH T146D35C0A79D270FCC687D170926E9F61EA3A745C02183DBBA3C2AE711936ED05E15F62
telfhash t1c331eeb14e9a366812c7a712f319bf69f073150205f1f4e99d376de8ce123824fa30a2
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b70e8a915efbdd96add22093cbfdf95cf305edd77416a564fb053d5949c31539
File size (compressed) :63'936 bytes
File size (de-compressed) :136'064 bytes
Format:linux/amd64
Packed file: b70e8a915efbdd96add22093cbfdf95cf305edd77416a564fb053d5949c31539

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10058917-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Kills processes
Locks files
DNS request
Creating a file in the %temp% directory
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-vm bashlite gafgyt mirai
Link:
https://www.filescan.io/uploads/6961f72dd1d688e1d664a95e/reports/fdbb2438-e33d-480e-adca-0326eaca0817/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-10T09:36:00Z UTC
Last seen:
2026-01-10T17:55:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0ebc11f5-703e-4f04-8a5b-7147665df642
Behavior Graph:
Download SVG
%3 guuid=2f744c6b-1600-0000-81ae-5efb910c0000 pid=3217 /usr/bin/sudo guuid=b0b5eb6d-1600-0000-81ae-5efb960c0000 pid=3222 /tmp/sample.bin guuid=2f744c6b-1600-0000-81ae-5efb910c0000 pid=3217->guuid=b0b5eb6d-1600-0000-81ae-5efb960c0000 pid=3222 execve guuid=7c1f1e6e-1600-0000-81ae-5efb970c0000 pid=3223 /tmp/sample.bin zombie guuid=b0b5eb6d-1600-0000-81ae-5efb960c0000 pid=3222->guuid=7c1f1e6e-1600-0000-81ae-5efb970c0000 pid=3223 clone guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224 /tmp/sample.bin net send-data zombie guuid=7c1f1e6e-1600-0000-81ae-5efb970c0000 pid=3223->guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224 clone 06cd5833-ba4d-5786-a9f0-62ce70ab8cce 130.12.180.2:54128 guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224->06cd5833-ba4d-5786-a9f0-62ce70ab8cce con 4f6baed0-9587-596c-82b3-fd721afe4cc1 10.0.2.3:53 guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 210B guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3225 /tmp/sample.bin guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224->guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3225 clone guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3226 /tmp/sample.bin zombie guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3224->guuid=6d242b6e-1600-0000-81ae-5efb980c0000 pid=3226 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/182a1e93-16b2-4521-bd77-8e648bacecb0
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1847803
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Suspicious
First seen:
2026-01-10 06:52:32 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=up4uwrbxduxgfstgj3gb2qktm5knqhjyon36oyvw57glqcgz67nq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm discovery linux
Link:
https://tria.ge/reports/260110-hnbn9sgt2d/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads system network configuration
Checks hardware identifiers (DMI)
Enumerates active TCP sockets
Enumerates running processes
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10056451-0
YARA:
n/a
Link:
https://app.threat.zone/submission/68753ba0-4219-47f1-879a-197b106e9f1a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db

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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b70e8a915efbdd96add22093cbfdf95cf305edd77416a564fb053d5949c31539

Mirai

elf a3f94b44371d2e62ca664ecc1d41536754d81d387377e762b6efccb808d9f7db

(this sample)

  
Dropped by
SHA256 b70e8a915efbdd96add22093cbfdf95cf305edd77416a564fb053d5949c31539
  
URLhaus
https://urlhaus.abuse.ch/url/3739940/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 de723cdbab498a6aea3be6dcb9d3a2d4
  
URLhaus
https://urlhaus.abuse.ch/url/3696645/

Comments