MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63. 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: 7


Intelligence 7 IOCs YARA 14 File information Comments
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SHA256 hash: bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63
SHA3-384 hash: 123fd7602b3e8431347b3c7737c54f08a8b8a76cabfd83796202c1d7ec2e63f77e09d95e47ddfeafcc386d213d13dca1
SHA1 hash: 2164378f72ac8ed2cd9a6b7347e68cfa5007fa7e
MD5 hash: 004cd41862692f449bc99abc752eeb55
humanhash: florida-whiskey-sink-diet
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:2'443'752 bytes
First seen:2025-07-11 12:17:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:GOEUrUUUN6Jndc/UZvjE/FJ/t4onFC5MDmD+h0zpuIwiC5nvPldSrqy:RxMJ/WZzpbU5nldS9
TLSH T1D9B57C7389187FDFC529D571A129CEB20793A84051675FB639A2E2B84943EC2F7023F9
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
15
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=687100d9900df8e7f869d870linux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin obfuscated
Link:
https://www.filescan.io/uploads/687100d930bf733323374328/reports/49bbaa8d-2e6e-4ef9-be5c-ee31cc0a1a1f/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c859a1a1-00c0-47a2-8c37-a5512a131509
Behavior Graph:
Download SVG
%3 guuid=cc7c51c9-1f00-0000-d0ad-0e0ae3050000 pid=1507 /usr/bin/sudo guuid=d1b7bccb-1f00-0000-d0ad-0e0aea050000 pid=1514 /tmp/sample.bin guuid=cc7c51c9-1f00-0000-d0ad-0e0ae3050000 pid=1507->guuid=d1b7bccb-1f00-0000-d0ad-0e0aea050000 pid=1514 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6ecd5426-1f4f-4ed5-9759-366abdd90cc4
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1733835
Signature
Drops files in suspicious directories
Drops invisible ELF files
Found malware configuration
Multi AV Scanner detection for submitted file
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1733835 Sample: sh4.elf Startdate: 11/07/2025 Architecture: LINUX Score: 88 35 87.121.84.210, 53638, 63644 SKATTV-ASBG Bulgaria 2->35 37 109.202.202.202, 80 INIT7CH Switzerland 2->37 39 2 other IPs or domains 2->39 49 Found malware configuration 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected Gafgyt 2->53 55 Yara detected Mirai 2->55 10 sh4.elf 2->10         started        signatures3 process4 signatures5 57 Sample tries to set files in /etc globally writable 10->57 59 Drops files in suspicious directories 10->59 61 Sample tries to persist itself using System V runlevels 10->61 13 sh4.elf 10->13         started        15 sh4.elf sh 10->15         started        process6 process7 17 sh4.elf 13->17         started        21 sh cp 15->21         started        file8 31 /etc/init.d/sysd, POSIX 17->31 dropped 41 Sample tries to set files in /etc globally writable 17->41 43 Drops files in suspicious directories 17->43 45 Sample tries to persist itself using System V runlevels 17->45 23 sh4.elf sh 17->23         started        25 sh4.elf 17->25         started        47 Drops invisible ELF files 21->47 signatures9 process10 process11 27 sh cp 23->27         started        file12 33 /usr/bin/.sh, ELF 27->33 dropped 63 Drops invisible ELF files 27->63 65 Drops files in suspicious directories 27->65 signatures13
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-11 12:17:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xq7ghfjtdjff2xkb5ymrno5dcybop45o6phbivtpinnl4zrc3rrq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250711-pf69jagj6t/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/481529ea-57dc-4fec-bdc6-273931e747a0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:testlumma
Create hunting rule
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:WHIRLPOOL_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for WhirlPool constants

File information

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

Web download

Mirai

elf bc3e6395331a4a5d5d41ee1916bba31602e7f3aef3ce14566f435abe6622dc63

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3581091/
  
Delivery method
Distributed via web download

Comments