MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
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SHA256 hash: 4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf
SHA3-384 hash: 4051e72a0abc49f7af025c4d91ae97d97a253672497913d1abfb28e6bec760ba5f846485adbe8a82ae7b052bedae40dd
SHA1 hash: 76518e8f6b586a0d74cf17686446223542b0bbf3
MD5 hash: f1689cc3f73cb65ccb5cdd6bfb6465bf
humanhash: ten-bakerloo-echo-kitten
File name:windy.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:162'784 bytes
First seen:2025-10-19 16:03:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:7d0L1ArVBRnhTJCsrOB43eEmGOZYTFM2L:7d0L6rvlhtZaB4uEZOWTFM2L
TLSH T14DF32A45FC918E62C6C623BBFB5E12CD37261798D2EE32039D155F21378699B0E3B242
telfhash t117110e567b481aa876f123a2028c36130bfdb49d67622ad115a66f9b4203dd1743a437
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 1e0f1c9d296ecde3c86affdba0ca9b5607c1156c53f876f03962bc508750571e
File size (compressed) :61'592 bytes
File size (de-compressed) :162'784 bytes
Format:linux/arm
Packed file: 1e0f1c9d296ecde3c86affdba0ca9b5607c1156c53f876f03962bc508750571e

Intelligence

File Origin
# of uploads :
1
# of downloads :
119
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.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-7136016-0
Create hunting rule

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

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

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

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

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

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated rust
Link:
https://www.filescan.io/uploads/68f50c0b11ff3db29f63f08b/reports/423983ad-f187-4874-afdf-956aa37a4663/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-19T13:44:00Z UTC
Last seen:
2025-10-19T15:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d427d96d-aff6-4871-9f63-94d146a81ebc
Behavior Graph:
Download SVG
%3 guuid=755b9834-1800-0000-e9af-1407d6090000 pid=2518 /usr/bin/sudo guuid=77cbc836-1800-0000-e9af-1407da090000 pid=2522 /tmp/sample.bin guuid=755b9834-1800-0000-e9af-1407d6090000 pid=2518->guuid=77cbc836-1800-0000-e9af-1407da090000 pid=2522 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5639664f-8044-40d1-9155-9a7b5b94b240
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1797916
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1797916 Sample: windy.arm.elf Startdate: 19/10/2025 Architecture: LINUX Score: 64 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected Gafgyt 2->43 9 windy.arm.elf 2->9         started        11 python3.8 dpkg 2->11         started        process3 process4 13 windy.arm.elf 9->13         started        15 windy.arm.elf 9->15         started        17 windy.arm.elf 9->17         started        process5 19 windy.arm.elf 13->19         started        21 windy.arm.elf 13->21         started        23 windy.arm.elf 15->23         started        25 windy.arm.elf 15->25         started        process6 27 windy.arm.elf 19->27         started        29 windy.arm.elf 19->29         started        31 windy.arm.elf 23->31         started        33 windy.arm.elf 25->33         started        process7 35 windy.arm.elf 27->35         started        37 windy.arm.elf 29->37         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-19 16:04:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j4djgcsolgzk6p67q4gpwhy5qnfz4tljuxnshfi5l6imdflgjtpq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251019-th6g8sgz7c/
Malware Config
C2 Extraction:
mirailoversddos.duckdns.org
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0ebec165-b8c2-4484-a605-9ce8b0a91209
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/4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf

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: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 1e0f1c9d296ecde3c86affdba0ca9b5607c1156c53f876f03962bc508750571e

Mirai

elf 4f06930a4e59b2af3fdf870cfb1f1d834b9e4d69a5db23951d5f90c195664cdf

(this sample)

  
Dropped by
SHA256 1e0f1c9d296ecde3c86affdba0ca9b5607c1156c53f876f03962bc508750571e
  
URLhaus
https://urlhaus.abuse.ch/url/3681133/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 31a5db095eb72097469b66771385b3e3

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