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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84d777a620cf1a52397d492fc2850fbbb35cd60cbd86c1db2c6c22d1527fb31f. 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: 9


Intelligence 9 IOCs YARA 12 File information Comments

SHA256 hash: 84d777a620cf1a52397d492fc2850fbbb35cd60cbd86c1db2c6c22d1527fb31f
SHA3-384 hash: d6432451c131205427b67d14ed7d3f2e08d0ecd8a1de281a36f2ad3e10f05e30e84189fea4579fcc70e258d4b24f73a9
SHA1 hash: f4d2fe974584be33de5859aafe02e58b73d69373
MD5 hash: c63c4089a2827f693699141b3a5929bf
humanhash: charlie-speaker-berlin-delta
File name:mirai
Download: download sample
Signature Mirai
File size:843'824 bytes
First seen:2026-10-18 06:20:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:Lu4/2XPa1CUwseCPNgHPhDg6cNafhPqlBqs:OseCPNgHPhDgvOql
TLSH T1ED059E2BB2B2B6BDC017C03047DBC6714532F0755A322D7B27C4DA383E9ADA9171AB65
telfhash t1d4f0ff714b306a225b51ca8498eea753612c8a5a9b1cf977d431444c21084fee63bc8f
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 :
74
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Sends data to a server
Connection attempt
Opens a port
Substitutes an application name
Deleting of the original file
Gathering data
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-18T04:26:00Z UTC
Last seen:
2026-10-18T15:08:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=7dba64c2-1900-0000-8236-3f8da7090000 pid=2471 /usr/bin/sudo guuid=5d488ec6-1900-0000-8236-3f8db4090000 pid=2484 /tmp/sample.bin delete-file net guuid=7dba64c2-1900-0000-8236-3f8da7090000 pid=2471->guuid=5d488ec6-1900-0000-8236-3f8db4090000 pid=2484 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=5d488ec6-1900-0000-8236-3f8db4090000 pid=2484->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 8ff25191-b423-5251-a735-2378c22ab12a 0.0.0.0:48101 guuid=5d488ec6-1900-0000-8236-3f8db4090000 pid=2484->8ff25191-b423-5251-a735-2378c22ab12a con
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2026-10-18 06:24:28 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux
Behaviour
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Deletes itself
Modifies Watchdog functionality
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:F01_s1ckrule
Author:s1ckb017
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:malwareelf55503
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
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: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: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

File information


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

Web download

Mirai

elf 84d777a620cf1a52397d492fc2850fbbb35cd60cbd86c1db2c6c22d1527fb31f

(this sample)

Comments