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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5dfb9bdf78e241602d20766dbbbe65ec19a8dba654699f6f573cb7cdcbfeb86a. 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: 7


Intelligence 7 IOCs YARA 16 File information Comments

SHA256 hash: 5dfb9bdf78e241602d20766dbbbe65ec19a8dba654699f6f573cb7cdcbfeb86a
SHA3-384 hash: a618844bb337d9ab58e0fd00ff5080da4cd294e5bee1635951cfb0ed6c3cfc8e304063e7b61b5df40d9da7e0affdbefb
SHA1 hash: 89f9a0cc80e4107e6be1b7ecec160dd2cfdcc9db
MD5 hash: fb85358c3d73ec45d1d48b814644deb9
humanhash: happy-nevada-alabama-winner
File name:bot.arm
Download: download sample
Signature Mirai
File size:741'880 bytes
First seen:2026-09-19 23:32:38 UTC
Last seen:2026-09-20 00:37:59 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:UP766uCzaHH6cU1tQUoeo1nWPWaRP68fsqd6pAPxuir0g3tyw70Vlb+E:ph2a6t2eoqP6kL8i73tywIVlb+
TLSH T18DF4CF5AF51AEF43C4F3E236E4BBC2D07222EC4F57D293056509E578385B23A9B1A385
telfhash t109a0222328c0c20c032bcf288cc8020220830c33fc2c3c220f0cce828020000020ccab
Magika elf
Reporter abuse_ch
Tags:elf Hajime mirai

Intelligence


File Origin
# of uploads :
3
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Connection attempt
Collects information on the CPU
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm gcc masquerade
Status:
terminated
Behavior Graph:
%3 guuid=f4269b2d-1d00-0000-5f0d-6db6aa070000 pid=1962 /usr/bin/sudo guuid=2912b833-1d00-0000-5f0d-6db6af070000 pid=1967 /tmp/sample.bin guuid=f4269b2d-1d00-0000-5f0d-6db6aa070000 pid=1962->guuid=2912b833-1d00-0000-5f0d-6db6af070000 pid=1967 execve
Threat name:
Linux.Trojan.Hajime
Status:
Malicious
First seen:
2026-09-19 23:33:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
antivm credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Checks CPU configuration
Reads CPU attributes
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Checks hardware identifiers (DMI)
Deletes log files
Enumerates running processes
Reads MAC address of network interface
Schedules an At job
Uses Polkit to run commands
Modifies Watchdog functionality
OS Credential Dumping
Traces itself
Contacts a large (761) amount of remote hosts
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:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Author:s1ckb017
Rule name:Hunt_DVR_Exploit_CommandInjection
Author:Serhii Kocherhan
Description:Detects common shell command injection signatures and payloads associated with DVR/NVR exploitation
Rule name:iot_req_metachar
Rule name:ldpreload
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:linux_generic_irc_catcher
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:malwareelf55503
Rule name:MIRAI_OHSHIT_payload
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
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:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

Mirai

elf 5dfb9bdf78e241602d20766dbbbe65ec19a8dba654699f6f573cb7cdcbfeb86a

(this sample)

  
Delivery method
Distributed via web download

Comments