MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de816ec819eb958b508450496a4c4b9d56b0cdb481452609bc27e023a5c648bc. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments

SHA256 hash: de816ec819eb958b508450496a4c4b9d56b0cdb481452609bc27e023a5c648bc
SHA3-384 hash: 3a21a853079b3544685379ff1a08ad3bb4e78016364911f430d217070c852782c3668b0937ef1ea80beb9eca6c467779
SHA1 hash: 4d3a6a02513c7d21f85452134999800dfba59b21
MD5 hash: 885900c3d8eec9b286dde9a30d787b74
humanhash: beryllium-eleven-lactose-south
File name:zerx86
Download: download sample
Signature Mirai
File size:46'668 bytes
First seen:2025-12-21 14:58:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:VYgWumiUu2etnELBzFUHw1Qiz/84bTgOgG9sKg+oHSb4a2WF:GgWugu2eIUHw1lz/84IOV9sKBNEa2WF
TLSH T1C3234BC4AA17D8F4EC5A4A702473F773AB75F07510E9F787E364DE32A852610A60A1EC
telfhash t19c1127bb6da508f8b7d46e04c39b67f50675d22b0661799400b31cd923e1ee1a07ac36
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 :
28
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T12:07:00Z UTC
Last seen:
2025-12-23T02:03:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Status:
terminated
Behavior Graph:
%3 guuid=0be8d937-1900-0000-7d34-9bee140a0000 pid=2580 /usr/bin/sudo guuid=7154a839-1900-0000-7d34-9bee190a0000 pid=2585 /tmp/sample.bin net guuid=0be8d937-1900-0000-7d34-9bee140a0000 pid=2580->guuid=7154a839-1900-0000-7d34-9bee190a0000 pid=2585 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=7154a839-1900-0000-7d34-9bee190a0000 pid=2585->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=2166dc39-1900-0000-7d34-9bee1b0a0000 pid=2587 /tmp/. dns net send-data zombie guuid=7154a839-1900-0000-7d34-9bee190a0000 pid=2585->guuid=2166dc39-1900-0000-7d34-9bee1b0a0000 pid=2587 clone guuid=2166dc39-1900-0000-7d34-9bee1b0a0000 pid=2587->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 31B d5965430-4300-5bfe-b342-107aeefd1835 157.245.79.120:39691 guuid=2166dc39-1900-0000-7d34-9bee1b0a0000 pid=2587->d5965430-4300-5bfe-b342-107aeefd1835 send: 103B guuid=5b61e839-1900-0000-7d34-9bee1c0a0000 pid=2588 /tmp/. guuid=2166dc39-1900-0000-7d34-9bee1b0a0000 pid=2587->guuid=5b61e839-1900-0000-7d34-9bee1c0a0000 pid=2588 clone
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837038 Sample: zerx86.elf Startdate: 21/12/2025 Architecture: LINUX Score: 64 18 34.254.182.186, 443, 44532 AMAZON-02US United States 2->18 20 54.217.10.153, 443 AMAZON-02US United States 2->20 22 2 other IPs or domains 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 8 zerx86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 zerx86.elf 8->14         started        process6 16 zerx86.elf 14->16         started       
Threat name:
Linux.Trojan.Multiverze
Status:
Malicious
First seen:
2025-12-21 15:00:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Behaviour
Changes its process name
Renames itself
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-9866113-0
YARA:
Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
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:Linux_Trojan_Mirai_88de437f
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Author:Elastic Security
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 de816ec819eb958b508450496a4c4b9d56b0cdb481452609bc27e023a5c648bc

(this sample)

  
Delivery method
Distributed via web download

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