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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 123fc76fb0eea4c5efb5211feed7dc7a7607ba10cbcf2588d121143e3794df2a. 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 12 File information Comments

SHA256 hash: 123fc76fb0eea4c5efb5211feed7dc7a7607ba10cbcf2588d121143e3794df2a
SHA3-384 hash: 3b780b862f1fa52ba5cf368aeb63346336dc2309c9922d9df31880c861e6d798e2ab0b2c713c31f136522be9d3e2a1b0
SHA1 hash: 499c20e8ecec427b95431c80dca58800a400120f
MD5 hash: 22e059a3fdbd705c8a17042d8d112e17
humanhash: robert-xray-king-mirror
File name:sever1078.ppc
Download: download sample
Signature Mirai
File size:501'388 bytes
First seen:2026-09-19 23:05:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:Eq510AbeoMXqpo6UpT4oa2AzFMUINHKAt709xdeRqIYkStZ0IUM9p+0RH1oKC4Ll:EQQm0UINHJAxdeRqkStTpvooV9PR
TLSH T1BEB46C027B080A97E3E65DB0AE3F2BE583FE956510F5F546150EEA470271EF1228B6CD
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 2e4df4b9658c36b1f8c85d7862cf96a4bf100c4f4f08e5b95ecdc551882a9a0e
File size (compressed) :231'000 bytes
File size (de-compressed) :501'388 bytes
Format:linux/ppc32
Packed file: 2e4df4b9658c36b1f8c85d7862cf96a4bf100c4f4f08e5b95ecdc551882a9a0e

Intelligence


File Origin
# of uploads :
1
# of downloads :
69
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a file
Sends data to a server
Sets a written file as executable
Changes access rights for a written file
Runs as daemon
Creating a process from a recently created file
Manages services
Changes the time when the file was created, accessed, or modified
Kills processes
Opens a port
Launching a process
Connection attempt
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-09-19T21:14:00Z UTC
Last seen:
2026-09-19T21:29:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=bcdc11ab-1c00-0000-381c-88c44c0a0000 pid=2636 /usr/bin/sudo guuid=715175ae-1c00-0000-381c-88c4500a0000 pid=2640 /tmp/sample.bin guuid=bcdc11ab-1c00-0000-381c-88c44c0a0000 pid=2636->guuid=715175ae-1c00-0000-381c-88c4500a0000 pid=2640 execve
Gathering data
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2026-09-19 23:05:45 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet linux
Malware Config
C2 Extraction:
bigbigvol.qd.je
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:BLOWFISH_Constants
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Author:Elastic Security
Rule name:NSVPS_Mirai_Busybox_Staging
Author:sanad (NSVPS-SOC)
Description:Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:VPNFilter
Author:Christiaan Beek @ McAfee Advanced Threat Research
Description:Filter for 2nd stage malware used in VPNfilter attack
Reference:https://blog.talosintelligence.com/2018/05/VPNFilter.html

File information


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

Web download

Mirai

elf 123fc76fb0eea4c5efb5211feed7dc7a7607ba10cbcf2588d121143e3794df2a

(this sample)

  
Delivery method
Distributed via web download

Comments