MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976
SHA3-384 hash: bd70796e60bf0792882e8f5a2792ae9e7728f89846d689f1d07156b8655da389a1f325838ae7ad2e08e3383d2a7b8894
SHA1 hash: e2b86500650b08fe84591e79b020bead97480580
MD5 hash: 813566d9f282c3c546d839edbd290cbf
humanhash: tango-queen-two-maryland
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:222'460 bytes
First seen:2025-12-27 01:00:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:lj1FkAPW8y4idNR6DVStDq7m3BG5793qXHKf66gji7y:lAAPW8y4idN85StDqKGNcH/6gOW
TLSH T1FC24941E6E228F6DF7A8873047B79E21975C33D636E1D641E1ACC6101E6039E641FFA8
telfhash t13a4180581e7807f0a3256c9a159dff7ad6a330db3e126c378e51e46aab69e434d10c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 86f259d87eef7b8ff42d36da58d153d9e61fbf16cd3e6470afcc59eb88b287a4
File size (compressed) :63'544 bytes
File size (de-compressed) :222'460 bytes
Format:linux/mips
Packed file: 86f259d87eef7b8ff42d36da58d153d9e61fbf16cd3e6470afcc59eb88b287a4

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/64011084-717a-4318-939b-4ad7f73b9396/
Detection(s):
Unix.Trojan.Mirai-8041698-0
Create hunting rule

Unix.Trojan.Mirai-10017641-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/694f2fe3e126b9ff4392bdb1/reports/b8b41249-81df-448c-9d05-c1ea3bcd2922/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-26T23:12:00Z UTC
Last seen:
2025-12-26T23:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/149d09e8-898e-4da1-b5e8-fe6cd8169cf0
Behavior Graph:
Download SVG
%3 guuid=1f74d75f-1600-0000-d8e0-5bedf30b0000 pid=3059 /usr/bin/sudo guuid=1a650662-1600-0000-d8e0-5bedfc0b0000 pid=3068 /tmp/sample.bin guuid=1f74d75f-1600-0000-d8e0-5bedf30b0000 pid=3059->guuid=1a650662-1600-0000-d8e0-5bedfc0b0000 pid=3068 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5f89e0d6-0d68-48ae-bc0e-90137fa0ccd0
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1840170
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-27 01:01:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j45cxhzbgzzh2xrkqsy5oz443ordlblz6li3ehxcgn67eoxopf3a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/251227-bdjhssvrer/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-8041698-0
YARA:
n/a
Link:
https://app.threat.zone/submission/9f5e42cd-86b5-417e-b629-a1775d6dcece
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/4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data

File information

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

Web download

Mirai

elf 86f259d87eef7b8ff42d36da58d153d9e61fbf16cd3e6470afcc59eb88b287a4

Mirai

elf 4f3a2b9f2136727d5e2a84b1d7679cdba2358579f2d1b21ee2337df23aee7976

(this sample)

  
Dropped by
SHA256 86f259d87eef7b8ff42d36da58d153d9e61fbf16cd3e6470afcc59eb88b287a4
  
URLhaus
https://urlhaus.abuse.ch/url/3692021/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 85fff3caffed3f2e3b0c7592da43ac97

Comments