MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135
SHA3-384 hash: 7e3518c3e02a5a3254d3c3f144e3e7f63af5ff9d32c513a7c3a9693ebab2901750975f4f81d86488c0dde3cd688b209f
SHA1 hash: b5506b9668cdc1755478be7b70d1629668dbdd4b
MD5 hash: 010c467fc096d91a40f541528248b14b
humanhash: seventeen-oscar-mango-winter
File name:most-arm
Download: download sample
Signature Mirai
Create hunting rule
File size:137'792 bytes
First seen:2025-04-28 08:56:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:8rDs4UujuvbAaQeFsfhJWFFAu2R4VfC5wQTUD7piMx67p3ps13NlD4wywhlyIZPN:8rIvn4sFFy485ToD7piM0pQvZwdo2s
TLSH T1BFD31945F8914F23C6C212BBFB5E428D7B2A17E8D2EE72039D255F20379B99B0D36542
telfhash t13611e1941f980fcc5fc58088b28a25a5a7ed74661e272c1a9e59ae0fdb0b4a2b421412
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 :
197
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=680f43b2c8b2e86d0ac3af75linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/680f42e5212716475fafdac2/reports/46a2058e-0749-4b09-9aae-832b4b9810f5/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d174e0ee-22e6-4155-bdfc-f9cda54eba44
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1676120
Signature
Antivirus / Scanner detection for submitted sample
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1676120 Sample: most-arm.elf Startdate: 28/04/2025 Architecture: LINUX Score: 92 24 net-killer.ooguy.com 147.189.131.15, 2023, 51008 JANETJiscServicesLimitedGB United Kingdom 2->24 26 109.202.202.202, 80 INIT7CH Switzerland 2->26 28 2 other IPs or domains 2->28 30 Suricata IDS alerts for network traffic 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 3 other signatures 2->36 9 most-arm.elf 2->9         started        11 xfce4-session xfdesktop 2->11         started        13 xfce4-session xfdesktop 2->13         started        15 5 other processes 2->15 signatures3 process4 process5 17 most-arm.elf 9->17         started        process6 19 most-arm.elf 17->19         started        signatures7 38 Sample tries to kill multiple processes (SIGKILL) 19->38 22 most-arm.elf 19->22         started        process8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-28 08:57:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tffercrnwd5lkr4ppahaaybklr35hv5y7vcougtlmz5drpfase2q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250428-kwmgvasmy5/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135

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_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Mirai_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Mirai botnet, and there variants.
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 994a488a2db0fab5478f780e00602a5c77d3d7b8fd44ea1a6b667a38bca09135

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3501316/
  
Delivery method
Distributed via web download

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