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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd37cec438dc67966ce8be9522b2984b5bfdffb4116653631493233ad8bd06e1. 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: 6


Intelligence 6 IOCs YARA 10 File information Comments

SHA256 hash: dd37cec438dc67966ce8be9522b2984b5bfdffb4116653631493233ad8bd06e1
SHA3-384 hash: cf36b9bd8318794db716759d31fadf022c3f8fe4e1fc78fbc528f3e8c859d9fc5b4822aa91da857d03fe5aa91c982b89
SHA1 hash: 2cae496f297cc62a0039be7ad7ae6511c504172d
MD5 hash: b38b8a897ffc3a2ecd7bdaae0502b327
humanhash: william-vermont-oxygen-burger
File name:mipsrouter
Download: download sample
Signature Mirai
File size:324'631 bytes
First seen:2026-10-10 12:59:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:XpHRpFeWBKNCbDv76CqzRns89RJ55kLbJPt1WbIX61kXNmKcYHJICQqerd/VQq3y:XpxtL76CoRnskRJ55krXkVKcYHJICQqP
TLSH T1D164D81A3A328F7EF268CB7047F74B30975962D61BE2D684E1ACE5101F1439D681FB68
telfhash t100816155943d09e9af239c2968ac6bb34957e52a22d2bf29ff16ccc8044e42df118d0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 d683f70abc03b4f48cce61260d8302b04b0a5551a9c6e1e8b7c4602cd9ac5811
File size (compressed) :99'656 bytes
File size (de-compressed) :324'631 bytes
Format:linux/mips
Packed file: d683f70abc03b4f48cce61260d8302b04b0a5551a9c6e1e8b7c4602cd9ac5811

Intelligence


File Origin
# of uploads :
1
# of downloads :
93
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the CPU
Sets a file as executable
Receives data from a server
Locks files
Connection attempt
Launching a process
Sends data to a server
Collects information on the RAM
Creating a file
Manages services
Runs as daemon
Kills processes
Sets a written file as executable
Substitutes an application name
Writes files to system subdirectory
Kills critical processes
Creates or modifies files in /cron to set up autorun
Deleting of the original file
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash gcc lolbin
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-10-10T10:37:00Z UTC
Last seen:
2026-10-11T17:48:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=e0dd642b-1a00-0000-42aa-c1ecef080000 pid=2287 /usr/bin/sudo guuid=a84a5931-1a00-0000-42aa-c1ecfc080000 pid=2300 /tmp/sample.bin guuid=e0dd642b-1a00-0000-42aa-c1ecef080000 pid=2287->guuid=a84a5931-1a00-0000-42aa-c1ecfc080000 pid=2300 execve
Gathering data
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2026-10-10 12:59:53 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution persistence privilege_escalation
Behaviour
Command and Scripting Interpreter: Unix Shell
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Checks CPU configuration
Reads system network configuration
Creates/modifies Cron job
Deletes log files
Enumerates active TCP sockets
Enumerates running processes
Modifies rc script
Modifies systemd
Deletes itself
Deletes system logs
Modifies the /etc/hosts DNS resolution file
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:test_rule_vldslv
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:virustotal
Author:Tracel

File information


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

Web download

Mirai

elf dd37cec438dc67966ce8be9522b2984b5bfdffb4116653631493233ad8bd06e1

(this sample)

  
Delivery method
Distributed via web download

Comments