MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e. 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 17 File information Comments
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SHA256 hash: 3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e
SHA3-384 hash: 793a5bab631a4ba4bca903f1a60f7adb02a7930dd81d788e878346192e0ecb4ac0a52900e12f2c788e11e57ecc0bf550
SHA1 hash: cb4b2f1b250682763647d669ac2f63177d60d14b
MD5 hash: 8cafbad7c9ed674a772b7791aa0f2099
humanhash: lima-georgia-two-timing
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:138'920 bytes
First seen:2025-04-04 19:36:36 UTC
Last seen:2025-04-06 01:00:52 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:Qny+b8Y3I7A3hgCVcveRwt4i9H+34G90yNTWDi:Qny+4Y3Lmt+nNp
TLSH T11FD33A17B6D1D0FDC8D9C5B44FAEE13ADA32B42D1134B25F2BC4AA232E59E205F2D610
telfhash t1f451a8b03d5a39e4e1ebf677b30be56ac8750a6005e031e2d8b26ce5de51b800d72873
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 elfdigest
Tags:mirai

Intelligence

File Origin
# of uploads :
13
# of downloads :
126
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29505.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Mirai-10002598-0
Create hunting rule

Unix.Trojan.Mirai-10005051-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011318-0
Create hunting rule

Unix.Trojan.Mirai-10012923-0
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f0367f855e5ec5240e79f0linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Sends data to a server
Receives data from a server
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/67f034f02d430c849e076ff3/reports/031103b4-f060-4ce5-aaa4-f51389bd27eb/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/30c30bca-0e4d-4a4b-9f49-16c36f52af1d
Result
Threat name:
Mirai, Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1656971
Signature
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1656971 Sample: x86_64.elf Startdate: 04/04/2025 Architecture: LINUX Score: 80 23 proxy-net.chanbaba.online 85.192.48.186, 43438, 43440, 43442 DINET-ASRU Russian Federation 2->23 25 Suricata IDS alerts for network traffic 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Detected Mirai 2->29 31 2 other signatures 2->31 9 x86_64.elf 2->9         started        signatures3 process4 process5 11 x86_64.elf 9->11         started        process6 13 x86_64.elf 11->13         started        process7 15 x86_64.elf 13->15         started        17 x86_64.elf 13->17         started        19 x86_64.elf 13->19         started        21 6 other processes 13->21
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-04 19:37:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hsm2ih7citrsfhy4sdjt3i7t7yhftlroahvcp75yzrgjc5ydempa._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery linux
Link:
https://tria.ge/reports/250404-ybyk9svrt2/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Dropper.Mirai-7540662-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_1e0c5ce0 Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/cd79ffd3-4a8a-4607-bdf6-5153d6649d81
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Mirai_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Mirai botnet, and there variants.
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 3c99a41fe244e3229f1c90d33da3f3fe0e59ae2e01ea27ffb8cc4c917703231e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3501297/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments