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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9d50989f6ff8bb05cf9839d2d888e6e90a8e137b2670140efea5ff5398230e83. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments

SHA256 hash: 9d50989f6ff8bb05cf9839d2d888e6e90a8e137b2670140efea5ff5398230e83
SHA3-384 hash: d93743c4a9077b0a747b2108a2169c2ba6ef904d2e350c3b4bf7a0036fe044e88d554a148989377327f10c409ec46c15
SHA1 hash: a982ab74aa1670caa23f9d5ac431f3fe51e8a9f2
MD5 hash: 514f626b4f5eadcc15c9121b079c2d0e
humanhash: twenty-twenty-nuts-september
File name:nz.arm5
Download: download sample
Signature Mirai
File size:56'904 bytes
First seen:2026-07-07 02:37:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:y7Xww9m9AtkxttbuE1G/9HFeBzoaJlCQ:y7XN9m2tkYDCBzoS
TLSH T1F3430893FD9246AAC5C027B6776F968A33A267A5C2DF3313C8140B11378A90F4E77A51
telfhash t1a1f0c084fe764f1589e1a574dcbc0360e9436126a5625b20df52cad0883e149d30cd1d
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 3f7309f58c8e64d475ecfe5b81cc11ea804f39498f9956df35dec7ecdb508c96
File size (compressed) :24'988 bytes
File size (de-compressed) :56'904 bytes
Format:linux/arm
Packed file: 3f7309f58c8e64d475ecfe5b81cc11ea804f39498f9956df35dec7ecdb508c96

Intelligence


File Origin
# of uploads :
1
# of downloads :
99
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai rust
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-06T23:42:00Z UTC
Last seen:
2026-07-08T19:20:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Status:
terminated
Behavior Graph:
%3 guuid=98629fc7-1e00-0000-ca3a-3d5b3f140000 pid=5183 /usr/bin/sudo guuid=2b72acc9-1e00-0000-ca3a-3d5b40140000 pid=5184 /tmp/sample.bin guuid=98629fc7-1e00-0000-ca3a-3d5b3f140000 pid=5183->guuid=2b72acc9-1e00-0000-ca3a-3d5b40140000 pid=5184 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-07-07 02:38:51 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet
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:ELF_IoT_Persistence_Hunt
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:telebot_framework
Author:vietdx.mb
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 9d50989f6ff8bb05cf9839d2d888e6e90a8e137b2670140efea5ff5398230e83

(this sample)

  
Delivery method
Distributed via web download

Comments