MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35
SHA3-384 hash: c1e97d57ee39c298a344dd59f964ba3f194e24358f050f610cb930f52b569c821d29a8c3b56a2d884024d49c8027f3bc
SHA1 hash: e2baebaef875d64bb93e5c8c2c5068b58ee83b53
MD5 hash: af21fd0f92d88626eb2d450c101daf3e
humanhash: autumn-west-jupiter-xray
File name:windy.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:62'576 bytes
First seen:2025-10-19 22:29:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:L1kYh1gZVCTvTfpcKI1ym4cmj3zHAmOnPiDMUhChZzj:J7vTfpcx1j4cB1mBCnn
TLSH T1E653121113BE57D08E693DB51E014AC7798B4EBC9335E5327039A1E0B98AF036DAB107
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
File size (compressed) :62'576 bytes
File size (de-compressed) :165'184 bytes
Format:linux/arm
Unpacked file: 7a1b312f5504c3958eaca177f6030a0825b485940057931098b73446412fe9a3

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android masquerade obfuscated packed upx
Link:
https://www.filescan.io/uploads/68f5664bc85c5c56972e5136/reports/565a0bc1-5832-4562-a76b-7d5a82430812/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-19T18:32:00Z UTC
Last seen:
2025-10-21T18:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b53bdd41-2f8e-4838-bd8c-80070a761620
Behavior Graph:
Download SVG
%3 guuid=711ddcdd-1700-0000-777f-31e3490c0000 pid=3145 /usr/bin/sudo guuid=730816e0-1700-0000-777f-31e34b0c0000 pid=3147 /tmp/sample.bin guuid=711ddcdd-1700-0000-777f-31e3490c0000 pid=3145->guuid=730816e0-1700-0000-777f-31e34b0c0000 pid=3147 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/375ac7d8-28e0-4011-9f4c-b891319e7af7
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1797987
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1797987 Sample: windy.arm.elf Startdate: 20/10/2025 Architecture: LINUX Score: 64 22 mirailoversddos.duckdns.org 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 2 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Gafgyt 2->30 32 Sample is packed with UPX 2->32 8 windy.arm.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 34 Uses dynamic DNS services 22->34 process4 process5 12 windy.arm.elf 8->12         started        14 windy.arm.elf 8->14         started        16 windy.arm.elf 8->16         started        process6 18 windy.arm.elf 12->18         started        20 windy.arm.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-19 22:29:30 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=7xb7wxiyzu4xumicjmr5uw3ykcg4nsgmfjzfyjlfitcfev5crq2q._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251019-2ee5wazmd1/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9b4501b5-db20-4d58-a640-2bd4f45c940c
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/fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf fdc3fb5d18cd397a31024b23da5b78508dc6c8cc2a725c256544c45257a28c35

(this sample)

Mirai

elf 7a1b312f5504c3958eaca177f6030a0825b485940057931098b73446412fe9a3

  
URLhaus
https://urlhaus.abuse.ch/url/3681133/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7a1b312f5504c3958eaca177f6030a0825b485940057931098b73446412fe9a3
  
Dropping
MD5 6a1db1a640b96175950926e670feac31

Comments