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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85c9f1d57ea3264a32d63a9298eb7d607c1e6eaaa8c4c24f1fd7773c4abb3744. 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 5 File information Comments

SHA256 hash: 85c9f1d57ea3264a32d63a9298eb7d607c1e6eaaa8c4c24f1fd7773c4abb3744
SHA3-384 hash: 31f93c35c2c35f93e0e4336249a0b4338feaea37d87e3b89a36ce4d7b7787c193ea7edf5081fc1f4909135bba148cb91
SHA1 hash: ee9c1f2ed4e498299c714e30eba08e7005131362
MD5 hash: ae69ecfd56ee03d7089fbb8814d14e50
humanhash: tango-carpet-five-alabama
File name:sora.mpsl
Download: download sample
Signature Mirai
File size:89'408 bytes
First seen:2026-09-02 17:57:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:NF2GXYZ8a8fnwEvLNPENIdhs9WZx0ZCufqDhK:NFjXYyCEx0WhK
TLSH T1CB93D706BF610FF7DC9BDC3705A92B05289C665A31A97B35BA30D818F64B21F19E3C64
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 a9b98abe6786827d37a453ec9ce674bd8c3bda12d54bbcbd87f448530d41aa1a
File size (compressed) :29'944 bytes
File size (de-compressed) :89'408 bytes
Format:linux/mipsel
Packed file: a9b98abe6786827d37a453ec9ce674bd8c3bda12d54bbcbd87f448530d41aa1a

Intelligence


File Origin
# of uploads :
1
# of downloads :
71
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Receives data from a server
Sends data to a server
Kills critical processes
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-09-02T16:10:00Z UTC
Last seen:
2026-09-03T20:49:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=d582505e-1c00-0000-5d92-31115b080000 pid=2139 /usr/bin/sudo guuid=c74f6b62-1c00-0000-5d92-311160080000 pid=2144 /tmp/sample.bin guuid=d582505e-1c00-0000-5d92-31115b080000 pid=2139->guuid=c74f6b62-1c00-0000-5d92-311160080000 pid=2144 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-09-02 17:57:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet:sora botnet defense_evasion discovery
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Modifies Watchdog functionality
Contacts a large (86994) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
176.65.139.218
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:botnet_Yakuza
Author:NDA0E
Description:Yakuza botnet
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/

File information


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

Web download

Mirai

elf 85c9f1d57ea3264a32d63a9298eb7d607c1e6eaaa8c4c24f1fd7773c4abb3744

(this sample)

  
Delivery method
Distributed via web download

Comments