MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76
SHA3-384 hash: 9ceb54dd8bf25768967cccf8348604cbb8217605f0e7b13c75c6d33e63ff4ff046f7695614f3b464abf26f15ceb00d4f
SHA1 hash: fd81d4badbff27d31a49536275b5b9c9455145e9
MD5 hash: 179371f7569c81ad3821f272d05118e8
humanhash: snake-chicken-uniform-hamper
File name:S3o.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:47'380 bytes
First seen:2025-11-27 09:48:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:ox/APzP2GoqbMPVvJKY6xecRNVCsxI4zeg4E46eJCTVhnYrXxowN0Z5IDOEgayGv:ZnoTBJKY6xeTsWWemFCCTXnYN0wVByGv
TLSH T1B323F12200AFF669D678A6B9DBFB0A0C7077AFF1975A3352580012EC3381E1C5BBC955
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) :47'380 bytes
File size (de-compressed) :117'720 bytes
Format:linux/arm
Unpacked file: 4e4818a6544bb10b1d65c2a61f4da309202a215bd94c095ea78a4f26dbcb2d7f

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/69281e751e8024fbac4e9fed/reports/def55bf1-7f9b-4cec-a8c4-1cfe0f124a46/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
48
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/508e10b0-3451-46c4-bf59-190113b06c81
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1821641
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1821641 Sample: S3o.arm.elf Startdate: 27/11/2025 Architecture: LINUX Score: 68 26 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->26 28 41.216.189.185, 48084, 48086, 48088 AS40676US South Africa 2->28 30 4 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 38 Sample is packed with UPX 2->38 8 S3o.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 S3o.arm.elf 8->16         started        18 S3o.arm.elf 8->18         started        20 S3o.arm.elf 8->20         started        process6 22 S3o.arm.elf 16->22         started        24 S3o.arm.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7cgngo744v4tpd4ewausyz2cxvtjj6qqnum5oxdbr4xwuc5thv3a._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251127-ltlyzaer2y/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/342a314b-135c-4614-8acc-03c7a6f87cc1
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/f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 f88cd33bfce579378f84b0292c6742bd6694fa106d19d75c618f2f6a0bb33d76

(this sample)

Mirai

elf 4e4818a6544bb10b1d65c2a61f4da309202a215bd94c095ea78a4f26dbcb2d7f

  
URLhaus
https://urlhaus.abuse.ch/url/3717851/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 4e4818a6544bb10b1d65c2a61f4da309202a215bd94c095ea78a4f26dbcb2d7f
  
Dropping
MD5 1bb5ca7c2d26d0d9d51ecb634db19204

Comments