MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c398b45e5f6d4905ba4da1b7b89dc17063c11951d2fdd4749d7f59971f447295. 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 9 File information Comments

SHA256 hash: c398b45e5f6d4905ba4da1b7b89dc17063c11951d2fdd4749d7f59971f447295
SHA3-384 hash: d5fe0d6d222b5311676830079e94ed8ea6aab93e481db2a366cedda2c4bdb21273432be8c90c59fb4a0588ebb15d55ad
SHA1 hash: 8a618ac23a8c79d610e0c0b22b45fe85867a90b0
MD5 hash: b9b6c52ad1194eebffd83bfc2e36d7a0
humanhash: south-lake-ink-mockingbird
File name:mirai.mpsl
Download: download sample
Signature Mirai
File size:79'868 bytes
First seen:2026-02-17 01:55:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:502Vu+dSmTBJRc4gRGUUp7gpsDuPSwteQHBz:57Vu+dS4BLgRGlpaeg
TLSH T14C73930ABF650FF7E86FDC3789E91B45248D641A21993B7A7D34D818B24B24F49E3870
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

Intelligence


File Origin
# of uploads :
1
# of downloads :
79
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
botnet masquerade mirai mirai obfuscated
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
%3 guuid=6c8e0b53-1800-0000-29cf-38d6370b0000 pid=2871 /usr/bin/sudo guuid=ace37056-1800-0000-29cf-38d6430b0000 pid=2883 /tmp/sample.bin guuid=6c8e0b53-1800-0000-29cf-38d6370b0000 pid=2871->guuid=ace37056-1800-0000-29cf-38d6430b0000 pid=2883 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-02-17 01:56:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet:mirai defense_evasion discovery
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Deletes itself
Modifies Watchdog functionality
Contacts a large (24161) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Linux_Mirai_Generic
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_0bce98a2
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
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
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
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 c398b45e5f6d4905ba4da1b7b89dc17063c11951d2fdd4749d7f59971f447295

(this sample)

  
Delivery method
Distributed via web download

Comments