MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0
SHA3-384 hash: 9dbde9d23c8416b5839ffaa60c3e7a504bdfe93724aa81af6a7936a285aa41052b0e751792d7b736e9733177e08b01d6
SHA1 hash: 3a34887b406060a3905ec08ad7508b215f42dcf8
MD5 hash: 83c45016910a370d39aaa04d8b665406
humanhash: uranus-leopard-lake-spring
File name:parm6
Download: download sample
Signature Mirai
Create hunting rule
File size:207'676 bytes
First seen:2026-04-18 11:01:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:TRMXItjGyPNZjGaTElR0DwM1paZ1YUx8WTlXdIynVIaRG3M6pCCW4oNcgVdr:TRVNGalDN1MjYynlXmynGa2zCCiNcwV
TLSH T1FB143B45F8818F22C6D412BEFA1D128E33272B78E1DE72129D205F65778B96F0E7B506
telfhash t1fab012641002351471056051c1a4311501f720391f24340d8051ae2d5403189e01580b
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 bc0cb910005577e7c03e54c3330eb941224c795b4cbd9b1ae7efa9fc1c721893
File size (compressed) :74'420 bytes
File size (de-compressed) :207'676 bytes
Format:linux/arm
Packed file: bc0cb910005577e7c03e54c3330eb941224c795b4cbd9b1ae7efa9fc1c721893

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/34371aa5-5e6e-45d4-9281-ca5b32eb66c3/
Detection(s):
Unix.Trojan.Mirai-9858729-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash lolbin mirai rust
Link:
https://www.filescan.io/uploads/69e364bc799d5bf32506db27/reports/7ce4006f-fa3e-497b-b764-f68020cc8fe9/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-18T10:39:00Z UTC
Last seen:
2026-04-18T16:00:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0234e258-ddf8-415e-ace3-417deb70c6f9
Behavior Graph:
Download SVG
%3 guuid=7e6a2536-1800-0000-4cff-ad3f630b0000 pid=2915 /usr/bin/sudo guuid=bc0ca438-1800-0000-4cff-ad3f640b0000 pid=2916 /tmp/sample.bin guuid=7e6a2536-1800-0000-4cff-ad3f630b0000 pid=2915->guuid=bc0ca438-1800-0000-4cff-ad3f640b0000 pid=2916 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7294e47b-2098-4dbf-87ea-ec1829c24167
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-18 11:02:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xnfw7o6dvh6fugllcrhu7q4yiues5qpgttrlxmdsdel3dv23goqa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet
Link:
https://tria.ge/reports/260418-m499zsf19w/
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/bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:telebot_framework
Create hunting rule
Author:vietdx.mb
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
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:woof_mirai_variant
Create hunting rule
Author:Nokia Deepfield ERT
Description:Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:Internal analysis of sample 6ef4ce02

File information

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

Web download

Mirai

elf bc0cb910005577e7c03e54c3330eb941224c795b4cbd9b1ae7efa9fc1c721893

Mirai

elf bb4b6fbbc3a9fc5a196b144f4fc39845092ec1e69ce2bbb0721917b1d75b33a0

(this sample)

  
Dropped by
SHA256 bc0cb910005577e7c03e54c3330eb941224c795b4cbd9b1ae7efa9fc1c721893
  
URLhaus
https://urlhaus.abuse.ch/url/3791145/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 69aa46ddd0df01dccd9ca0419a577fcf

Comments