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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21
SHA3-384 hash: 2c472a41d106e1e4f084554ab70c3df91bf5075fb7d3814f8ea7367b93a5c41d5c28fbb87f546b2a17ebe9a7adaa6018
SHA1 hash: b3285b1dad9c00ac7c971b9da32a0277d4b41052
MD5 hash: 5f3a7db1aec32f44e0f5e3019bd072fe
humanhash: equal-music-ohio-utah
File name:a-r.m-4.Sakura
Download: download sample
Signature Mirai
Create hunting rule
File size:108'508 bytes
First seen:2026-11-11 21:41:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:G41/Nqdlx94sDOV8xPHAyTmkZrQAhcDCXFke:nAdl34SC8xPnmkZrQAhcDCXFke
TLSH T150B31A05F9418727C2D327BAE78F478D3B36679467D733116A38BEB42BC17982E29520
telfhash t1f511104270b6c91d2bb659245cbc42b0165136232381fe74af0ec5c05537002ba39e8b
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 adliwahid
Tags:mirai torii

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
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Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7138907-0
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Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Trojan.Mirai-10033529-0
Create hunting rule

Unix.Trojan.Mirai-10035004-0
Create hunting rule

Unix.Trojan.Mirai-9943729-0
Create hunting rule

Unix.Trojan.Tsunami-9396652-0
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Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bashlite dropper gcc mirai rust
Link:
https://www.filescan.io/uploads/6af4e1719e1fdeb1d72a8217/reports/3056740d-f879-45ca-af25-b56b909d7e96/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-10T09:54:00Z UTC
Last seen:
2025-10-10T23:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a15ca1a9-4b8a-4b60-bce6-8773ac8b614b
Behavior Graph:
Download SVG
%3 guuid=911a1e7e-1b00-0000-49fe-704b160c0000 pid=3094 /usr/bin/sudo guuid=2171f383-1b00-0000-49fe-704b180c0000 pid=3096 /tmp/sample.bin guuid=911a1e7e-1b00-0000-49fe-704b160c0000 pid=3094->guuid=2171f383-1b00-0000-49fe-704b180c0000 pid=3096 execve
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a107a489-fbcf-41e3-837d-4dc576854b09
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-11 00:55:57 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=57mcovwvt6i52yz3qgg37f7ablkel6d5zplne6irr5bewugfziqq._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt botnet
Link:
https://tria.ge/reports/261111-1jvkpacs81/
Malware Config
C2 Extraction:
37.140.242.187:606
Malware Family:
gafgyt
Create hunting rule
Malicious:
True
Tags:
polymorphic arm elf
Link:
https://intel.virussign.com/intelligence/file/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21
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/efd82756d59f91dd633b818dbf97e00ad445f87dcbd6d279118f424b50c5ca21

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:botnet_dayzddos
Create hunting rule
Author:NDA0E
Description:dayzddos botnet
Rule name:ELF_DDoS_Gafgyt_Variant
Create hunting rule
Author:Serhii Kocherhan
Description:Detects Gafgyt (Qbot) / Mirai variant with specific DDoS functions (vseattack, ftcp, SendHTTPHex) and recon routines
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
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_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:VIGIA_Gafgyt_64ca75f3
Create hunting rule
Author:VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:0a6f7085-1a16-4f0b-bc5b-ac4471eb3500 - Gafgyt ELF malware command and UDP bypass indicators
Reference:https://vigia.bisite.es/

File information

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

Comments