🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8. 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: 6


Intelligence 6 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8
SHA3-384 hash: a38eae8fb1c7122b53d53621769be0182d53214463d7fa5074945ddef6ee528305df8ed47b1668b3b80c424c00fe6070
SHA1 hash: ef4cede28ac6c31a0f2e81692e5fceb1ca89e5e5
MD5 hash: 7c27af5414c5f81c936f001522b0af18
humanhash: tennis-pip-neptune-ack
File name:b5b1b044725f4544.bin
Download: download sample
Signature Mirai
Create hunting rule
File size:625'268 bytes
First seen:2026-09-29 09:25:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:F2ctKrS0XUwn67ayLtLiXRU2zzi6aNjodD6pmkVf32cgpeSa9VWKin:YCp7mXtni6aBh321eSiVWKO
TLSH T1E4D44A55F8809F63C9C52A36F64E826833274779C7E7730689144B383BA7A6F0F3A645
Magika elf
Reporter whack_sh
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
US US
Vendor Threat Intelligence
No detections
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc masquerade rust
Link:
https://www.filescan.io/uploads/6abb84378d61bdc4621ee6ce/reports/efa3efe4-81a4-45ca-9ff9-963002879d4c/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-09-29T09:29:00Z UTC
Last seen:
2026-09-29T09:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b76b03cd-2675-424a-a109-af27a0b453d2
Behavior Graph:
Download SVG
%3 guuid=d9836b3d-1a00-0000-4e4a-758baf090000 pid=2479 /usr/bin/sudo guuid=ac58293f-1a00-0000-4e4a-758bb4090000 pid=2484 /tmp/sample.bin guuid=d9836b3d-1a00-0000-4e4a-758baf090000 pid=2479->guuid=ac58293f-1a00-0000-4e4a-758bb4090000 pid=2484 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/589ac264-0dbe-47c6-8f10-ce63dc0768a6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-09-29 09:26:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
6 of 36 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwy3ardsl5cuiypkh3lwzwqno3ba7kzkvoc7gcmpv5arxm27j3ma._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260929-leabmaxwcz/
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/b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:malwareelf55503
Create hunting rule
Rule name:MIRAI_OHSHIT_payload
Create hunting rule
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
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 b5b1b044725f454461ea3ed76cda0d76c20fab2aab85f3098faf411bb35f4ed8

(this sample)

  
Delivery method
Distributed via web download

Comments