MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d
SHA3-384 hash: cca1e6c0e742b99f40dec18e91a502c4bb00350dc4ded038a0bb7dd66f5411a592b0d3be66298c909ae796907d7a2e4e
SHA1 hash: 98a990424c9452423eaafc12cf125ff4b2a0f02b
MD5 hash: 6bf1582107c07a32ac1c0301cc1ca652
humanhash: timing-delaware-social-low
File name:zero.armv7l
Download: download sample
Signature Mirai
Create hunting rule
File size:72'128 bytes
First seen:2026-06-03 01:42:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:2enbBp0lJAKZ88MFLGRQa97QBkm+mnWlMwBibn/8y10YK:hOJAKqpFLGCa97QBkmcIn/8y10V
TLSH T1B0631859F980AB01D9E624BAFF4F424933630B6CE3FE72129D255B2027C696B0F77512
telfhash t1a2f0dc308dc4845cd3c2e839d3cd327ca5a2743aef9260124a6e9e04eb33c84aa21c1a
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 efc7fee5e4b9829efca670275ee940e66e2855bbc11e13be142b40ee04808787
File size (compressed) :35'448 bytes
File size (de-compressed) :72'128 bytes
Format:linux/arm
Packed file: efc7fee5e4b9829efca670275ee940e66e2855bbc11e13be142b40ee04808787

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.ELF.Mirai-AYN.51558839.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Creating a file
Receives data from a server
Runs as daemon
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6a1f86be099ef368af18506d/reports/0fb945c9-8f9d-4af3-9418-6391e7c9f86d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
46
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b91aa277-ecc2-4605-b1e3-04a04eb718af
Behavior Graph:
Download SVG
%3 guuid=437c614c-1900-0000-b32d-e7ca1e0d0000 pid=3358 /usr/bin/sudo guuid=dee8fd4e-1900-0000-b32d-e7ca260d0000 pid=3366 /tmp/sample.bin guuid=437c614c-1900-0000-b32d-e7ca1e0d0000 pid=3358->guuid=dee8fd4e-1900-0000-b32d-e7ca260d0000 pid=3366 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5871909f-702e-40f4-82fd-04ac54b26791
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-03 01:43:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jp4yf7f4l52lxhlsbb7a2ohooon753wiuwykmpeuctepyqjgecgq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/260603-b5f7rahy4r/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Enumerates running processes
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/4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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

File information

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

Web download

Mirai

elf efc7fee5e4b9829efca670275ee940e66e2855bbc11e13be142b40ee04808787

Mirai

elf 4bf982fcbc5f74bb9d72087e0d38ee739bfeeec8a5b0a63c9414c8fc4126208d

(this sample)

  
Dropped by
SHA256 efc7fee5e4b9829efca670275ee940e66e2855bbc11e13be142b40ee04808787
  
URLhaus
https://urlhaus.abuse.ch/url/3857824/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 ff679317cc913e0addcb9f066aeb9898

Comments