MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd
SHA3-384 hash: 270b70d0df162e7113db130b20166d05b4bb23f60c163f411d3aa52b9e7517ede445ea5907c06daa90d48438c83262c7
SHA1 hash: c7aa1164fac24966da8e668ce19b8a3550184525
MD5 hash: 1fa592343e0bcaea4304585f555bdf33
humanhash: king-oxygen-uranus-oxygen
File name:mirai.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:1'000'624 bytes
First seen:2026-04-01 06:11:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:7EY4Y/uuKU5YGWgX3SH2czmHqi6mywSiLQV5kDg/yhf0Fa:7Es/uuKUDWgX3SWcLyQFKhf
TLSH T1E6258E46F2B374BDC067C03087ABD762A936F46501226D7B35C4DA342E92EB41B29F76
telfhash t1b20147314720a9125a61de88a8eea763622cc65b8b0df977d431844c20050fde937c4f
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
Sanesecurity.Malware.29504.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai.9774.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-9.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin masquerade mirai remote threat unknown
Link:
https://www.filescan.io/uploads/69ccb73f58ab754d33bbda1c/reports/e3da4a48-42af-4e7d-ae2b-81facee2b1df/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-03-31T15:55:00Z UTC
Last seen:
2026-03-31T16:48:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f817d60a-ca3c-4d44-a172-7602397992f2
Behavior Graph:
Download SVG
%3 guuid=66ba36e0-1600-0000-b248-e295650f0000 pid=3941 /usr/bin/sudo guuid=98e562e2-1600-0000-b248-e2956e0f0000 pid=3950 /tmp/sample.bin net guuid=66ba36e0-1600-0000-b248-e295650f0000 pid=3941->guuid=98e562e2-1600-0000-b248-e2956e0f0000 pid=3950 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=98e562e2-1600-0000-b248-e2956e0f0000 pid=3950->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 732445aa-efee-5de7-a973-6283ad88c601 176.65.139.99:23 guuid=98e562e2-1600-0000-b248-e2956e0f0000 pid=3950->732445aa-efee-5de7-a973-6283ad88c601 con
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a4154b98-84a2-4ece-b06a-5c84c447a49e
Score:
89%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-04-01 06:12:23 UTC
File Type:
ELF64 Little (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yk2l45w4dkz3sb7jtkcebz2sv4wmqykrnvxxosp4fi5mqkyqndoq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260401-gyaz2sgy5q/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_449937aa
Create hunting rule
Author:Elastic Security
Rule name:malwareelf55503
Create hunting rule
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 c2b4be76dc1ab3b907e99a8440e752af2cc861516d6f7749fc2a3ac82b1068dd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3809088/
  
Delivery method
Distributed via web download

Comments