MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41
SHA3-384 hash: 462820349ccfccbe0f69aa27eb564a27f27b0e729e227c4abbcd6da708544f5155320bbc03eff437227a45a283459f3a
SHA1 hash: 21308bc38b389ed859040ca70c776995a75a2642
MD5 hash: b59686479528d4aabc65f98ab2ee479b
humanhash: hawaii-may-friend-mobile
File name:data_x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:396'640 bytes
First seen:2026-08-04 21:33:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:HAVAAOAggqG0NFGN9rh5IZcF5zoJgha/phZNg8LOUuNC1rq5DF7OpQ:Hi1CBLnGPh5ImPsN/9bLOUWCotO
TLSH T1E1845B93F6A228FCD952C930825D6513E638744943126AFB27C8EB753E16ED06F3EB50
telfhash t19fa159b0418b65f8d592e5d5cfb2b72296b203e567546930813dfc70ee02fe4b965c03
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-31.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash expand lolbin mirai
Link:
https://www.filescan.io/uploads/6a725ae6249d43e50def3ae9/reports/753da94f-3db0-4af5-a92f-abca81c7a89a/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-08-01T20:40:00Z UTC
Last seen:
2026-08-06T09:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/670b26c1-6440-402e-b686-623d6b0d41f0
Behavior Graph:
Download SVG
%3 guuid=3cc46cfe-1800-0000-f7bc-71c5d5080000 pid=2261 /usr/bin/sudo guuid=66a4fd00-1900-0000-f7bc-71c5dd080000 pid=2269 /tmp/sample.bin net guuid=3cc46cfe-1800-0000-f7bc-71c5d5080000 pid=2261->guuid=66a4fd00-1900-0000-f7bc-71c5dd080000 pid=2269 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=66a4fd00-1900-0000-f7bc-71c5dd080000 pid=2269->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=bef73701-1900-0000-f7bc-71c5de080000 pid=2270 /tmp/sample.bin zombie guuid=66a4fd00-1900-0000-f7bc-71c5dd080000 pid=2269->guuid=bef73701-1900-0000-f7bc-71c5de080000 pid=2270 clone guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271 /tmp/sample.bin net send-data write-file zombie guuid=bef73701-1900-0000-f7bc-71c5de080000 pid=2270->guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271 clone guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 264B 5cde6434-0b8f-5df3-91a7-25ced7f89e3f 79.143.191.7:8082 guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->5cde6434-0b8f-5df3-91a7-25ced7f89e3f send: 12B b4bf20d4-f7c8-5c24-8830-c23364537aa4 8.8.4.4:53 guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->b4bf20d4-f7c8-5c24-8830-c23364537aa4 send: 264B 54d92a3b-1447-55af-b534-047898c60c8d 1.1.1.1:53 guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->54d92a3b-1447-55af-b534-047898c60c8d send: 264B guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2273 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2273 clone guuid=2e759f01-1900-0000-f7bc-71c5e2080000 pid=2274 /tmp/sample.bin net write-file guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=2e759f01-1900-0000-f7bc-71c5e2080000 pid=2274 clone guuid=0548a601-1900-0000-f7bc-71c5e3080000 pid=2275 /tmp/sample.bin delete-file net send-data guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=0548a601-1900-0000-f7bc-71c5e3080000 pid=2275 clone guuid=f330dc04-1900-0000-f7bc-71c5ec080000 pid=2284 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=f330dc04-1900-0000-f7bc-71c5ec080000 pid=2284 clone guuid=213cf004-1900-0000-f7bc-71c5ed080000 pid=2285 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=213cf004-1900-0000-f7bc-71c5ed080000 pid=2285 clone guuid=2225b995-1900-0000-f7bc-71c5520a0000 pid=2642 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=2225b995-1900-0000-f7bc-71c5520a0000 pid=2642 clone guuid=87afc895-1900-0000-f7bc-71c5530a0000 pid=2643 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=87afc895-1900-0000-f7bc-71c5530a0000 pid=2643 clone guuid=b81fa361-1b00-0000-f7bc-71c5340d0000 pid=3380 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=b81fa361-1b00-0000-f7bc-71c5340d0000 pid=3380 clone guuid=ff58b661-1b00-0000-f7bc-71c5350d0000 pid=3381 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=ff58b661-1b00-0000-f7bc-71c5350d0000 pid=3381 clone guuid=e22bd562-2200-0000-f7bc-71c50a140000 pid=5130 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=e22bd562-2200-0000-f7bc-71c50a140000 pid=5130 clone guuid=cf291163-2200-0000-f7bc-71c50b140000 pid=5131 /tmp/sample.bin guuid=e89c4201-1900-0000-f7bc-71c5df080000 pid=2271->guuid=cf291163-2200-0000-f7bc-71c50b140000 pid=5131 clone a15c7036-706e-5ee9-888f-734cbb9e72e7 127.0.0.1:30565 guuid=2e759f01-1900-0000-f7bc-71c5e2080000 pid=2274->a15c7036-706e-5ee9-888f-734cbb9e72e7 con guuid=0548a601-1900-0000-f7bc-71c5e3080000 pid=2275->a15c7036-706e-5ee9-888f-734cbb9e72e7 send: 522B
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/deb3da4e-bd06-4346-b10d-77a4ba6eddba
Score:
49%
Verdict:
Susipicious
File Type:
ELF
Link:
https://malprob.io/report/b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-02 04:39:07 UTC
File Type:
ELF64 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsa4yluivmm3mp6kqn5o6xmaxfqwlfrb3odfb3rqomcqmk2o5naq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery linux
Link:
https://tria.ge/reports/260804-1ezzlsywgw/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 b481cc2e88ab19b63fca837aef5d80b961659621db8650ee307305062b4eeb41

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3897017/
  
Delivery method
Distributed via web download

Comments