MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233
SHA3-384 hash: 643e10b97618bdcbe415a2da0330825c4caab73d3602f2208d125247cf0c2f6f4b4a31db51d195ddf83950ae0e1d12ba
SHA1 hash: 462ad850f57f1c9cb1ef7ca0ef4fef72449521d5
MD5 hash: 1c02495ce4fe5245d5e3bd77fb55cf4d
humanhash: zebra-triple-spaghetti-chicken
File name:sora.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:29'464 bytes
First seen:2025-08-24 09:51:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:tusHfRavjynNKnjFcZIhQzhKMXgFJ9q3UEL7v:9RwynNIOQQ1KMwCLb
TLSH T1E6D2F1026241FDE1C4B00336E966869B72257DB9D1D134FA863D0DF8E6EAA1D47F8A43
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) :29'464 bytes
File size (de-compressed) :66'688 bytes
Format:linux/arm
Unpacked file: 412b43482c203a1351687ee688206acfc9211e1e0f9ce2c501cefb8c16481bcb

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7816558-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed threat upx
Link:
https://www.filescan.io/uploads/68aae16f28a89d9dd4f2e692/reports/6eab71c0-4b58-4d63-a368-a15c9ab8ac3b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233
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
Link:
https://opentip.kaspersky.com/bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/67c908da-9983-4b35-9859-668d13e26fd9
Behavior Graph:
Download SVG
%3 guuid=fba80d69-2000-0000-1b02-d6dd410b0000 pid=2881 /usr/bin/sudo guuid=a43ebf6b-2000-0000-1b02-d6dd490b0000 pid=2889 /tmp/sample.bin guuid=fba80d69-2000-0000-1b02-d6dd410b0000 pid=2881->guuid=a43ebf6b-2000-0000-1b02-d6dd490b0000 pid=2889 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/94ffbcee-55ef-4d74-ad00-58cfc8eb9095
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1763909
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-24 09:55:54 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xsxrz7lvx6mv7fo4oblfrqqcc3vryzorkjmb5b3cnmh6fiwbsizq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora botnet discovery upx
Link:
https://tria.ge/reports/250824-lxkkbaszbx/
Behaviour
Reads runtime system information
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7816558-0
YARA:
n/a
Link:
https://app.threat.zone/submission/9ccd2944-ccc2-44a7-9767-8a060bca9ed4
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/bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 bcaf1cfd75bf995f95dc705658c20216eb1c65d152581e87626b0fe2a2c19233

(this sample)

Mirai

elf 412b43482c203a1351687ee688206acfc9211e1e0f9ce2c501cefb8c16481bcb

  
URLhaus
https://urlhaus.abuse.ch/url/3610654/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 412b43482c203a1351687ee688206acfc9211e1e0f9ce2c501cefb8c16481bcb
  
Dropping
MD5 0b77028c1ffbb39881e82a4f0ff8cd62

Comments