MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff. 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: 13


Intelligence 13 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff
SHA3-384 hash: 3d60ea939019c83704ca5d1d6c330064fd3e0f2beb5b0eb251610616817f858c91ab6abf2ba41f6b7854108f919df20f
SHA1 hash: 389116ab805cdd6c5c83a40a8f7773bfbc705cc7
MD5 hash: 6691302c6712b8c985edba93b6aa20b1
humanhash: arkansas-diet-lima-london
File name:db0fa4b8db0333367e9bda3ab68b8042.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:78'848 bytes
First seen:2025-10-29 15:23:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:TosXOS+FjrHRQe4mq8iseQ6/acMpVyTXBYdQpogLc/:TolS+9xQDmq8iseMkTXBY0og
TLSH T170733A46B98584FDC158D17417BF793AC831B4BD1239B2E733C8FF292C0AE601A6B656
telfhash t1c4117a372c55386412f767723307ca6a893308a011e5b5b4bf77a9e6df59b801e90433
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 706f3b53b62c36208fb1d2f363787fbabc26d096b222a2ff60e798398c376053
File size (compressed) :35'160 bytes
File size (de-compressed) :78'848 bytes
Format:linux/amd64
Packed file: 706f3b53b62c36208fb1d2f363787fbabc26d096b222a2ff60e798398c376053

Intelligence

File Origin
# of uploads :
1
# of downloads :
33
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
DNS request
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai obfuscated threat
Link:
https://www.filescan.io/uploads/69024994479a4e95b80f2268/reports/d9cb92c2-9b51-4206-8a1b-87291c7283b9/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-08-21T02:37:00Z UTC
Last seen:
2025-10-30T01:55:00Z UTC
Hits:
~10
Detections:
HEUR:Exploit.Linux.Mvpower.a HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a318bd23-eed7-4bcb-a787-8d911c3baf4b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1804676
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 17:10:50 UTC
File Type:
ELF64 Little (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=anz2tdw7uvihj34suhsha3ult3etjqjz4c27rui6ghpegkikcl7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable defense_evasion discovery linux
Link:
https://tria.ge/reports/251029-vmy5dsyrhl/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (199890) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
cnc.9257.org
bot.9257.org
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:elf_mirai_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.mirai.
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
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 706f3b53b62c36208fb1d2f363787fbabc26d096b222a2ff60e798398c376053

Mirai

elf 0373a98edfa55074ef92a1e4706e8b9ec934c139e0b5f8d11e31de43290a12ff

(this sample)

  
Dropped by
SHA256 706f3b53b62c36208fb1d2f363787fbabc26d096b222a2ff60e798398c376053
  
URLhaus
https://urlhaus.abuse.ch/url/3598184/
  
Delivery method
Distributed via web download

Comments