MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4
SHA3-384 hash: d5a8366e5bae7e0837e87d936fda7abcab573465b673c84898790c34786eb91a6b8e062dc276b0be72813f4c9adb46fd
SHA1 hash: e41190e7cdf30c12592e70c8e6e829dbdb17efa4
MD5 hash: 093b0ad936ff0c4d33798d36090b29ce
humanhash: washington-carolina-juliet-six
File name:Space.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:79'168 bytes
First seen:2025-11-13 18:55:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:uB/VU93ilj19ZBpCO72Rbu1U+qhxp8f8vNp:uB/VBBpCO72RDRZNp
TLSH T16A733B56FC814A23C6C1127BF76E468D3B2653E8E2EA72039E259F3133C751B0D6B895
telfhash t1bf4143b1e7b40bdc67c0c704c24a9265aeb4316d771034a38b2d978b92d3bc1b11e42b
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 6287032e8fb67e424052d7ee38e13c0871d89de19d5c648cf91dba0981a774aa
File size (compressed) :36'832 bytes
File size (de-compressed) :79'168 bytes
Format:linux/arm
Packed file: 6287032e8fb67e424052d7ee38e13c0871d89de19d5c648cf91dba0981a774aa

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

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

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

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
47
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-13T16:03:00Z UTC
Last seen:
2025-11-15T02:53:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c4192211-5cff-425b-a3cd-7805349f8930
Behavior Graph:
Download SVG
%3 guuid=9877fc7e-2100-0000-d292-3360c10b0000 pid=3009 /usr/bin/sudo guuid=60f41581-2100-0000-d292-3360c80b0000 pid=3016 /tmp/sample.bin guuid=9877fc7e-2100-0000-d292-3360c10b0000 pid=3009->guuid=60f41581-2100-0000-d292-3360c80b0000 pid=3016 execve
Gathering data
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1813685
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1813685 Sample: Space.arm.elf Startdate: 13/11/2025 Architecture: LINUX Score: 72 20 154.6.197.57, 3778, 40950, 40952 COGENT-174US United States 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 Space.arm.elf 2->8         started        signatures3 process4 process5 10 Space.arm.elf 8->10         started        12 Space.arm.elf 8->12         started        14 Space.arm.elf 8->14         started        process6 16 Space.arm.elf 10->16         started        18 Space.arm.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-13 18:56:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ht27wbbfjzq43zmuosgmdtemfgn5rjrrpkzh6dyhrwcflrcs6h2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/251113-xlkxgszlfv/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/9a4827f9-7d65-4ef3-ba3d-d111af526829
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/3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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: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 6287032e8fb67e424052d7ee38e13c0871d89de19d5c648cf91dba0981a774aa

Mirai

elf 3cf5fb04254e61cde594748cc1cc8c299bd8a6317ab27f0f078d8455c452f1f4

(this sample)

  
Dropped by
SHA256 6287032e8fb67e424052d7ee38e13c0871d89de19d5c648cf91dba0981a774aa
  
URLhaus
https://urlhaus.abuse.ch/url/3704682/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 40c29401b95909e4a34abb0595a1a4b7

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