MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8
SHA3-384 hash: 96e708b31001db6319194aaaf937d5473892823cfb9d1e062408bba4dcb4589e778cd74475326a535390524d8c3002cf
SHA1 hash: 46d668eabe4274437643acbf0535ddf6ffd43a6d
MD5 hash: 4e93e48729747f6894213778149e00f7
humanhash: stream-helium-hydrogen-diet
File name:SecuriteInfo.com.Linux.Mirai.9816.6013.2947
Download: download sample
Signature Mirai
Create hunting rule
File size:43'288 bytes
First seen:2026-07-26 22:51:05 UTC
Last seen:2026-07-27 00:24:08 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:kVSrYS3JuIk8or7wskgzNl2/wkRY7aYUeG4pU8T3BomHAdH5p9KhbekJgGlzDpb8:k8DY8oXws/f2/wkmuYUeGh8TG+EYlecY
TLSH T13613F168E70109D2E182413B21B80FD23BD31FF7BD86D86D651CA641C6DB6F03563EA8
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 SecuriteInfoCom
Tags:elf mirai UPX
File size (compressed) :43'288 bytes
File size (de-compressed) :117'968 bytes
Format:linux/mips
Unpacked file: 4f58256a0e3199a31f42cfd1a9c2637625c8c3386b290ad4a95d5534af58c74d

Intelligence

File Origin
# of uploads :
3
# of downloads :
88
Origin country :
FR FR
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/21d43cff-4bcb-4b22-bb89-fe9443e1aee6/
Detection(s):
SecuriteInfo.com.Linux.Mirai.9816.6013.2947.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Connection attempt
Receives data from a server
Runs as daemon
DNS request
Opens a port
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet mirai packed upx
Link:
https://www.filescan.io/uploads/6a668f6f1bcc38a694b80f1d/reports/810887cd-080c-4ced-9ed4-aba24f540f4e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
37
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-07-26T19:13:00Z UTC
Last seen:
2026-07-26T19:45:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/16eae768-84b8-4b0b-89c5-7cea4beabf3a
Behavior Graph:
Download SVG
%3 guuid=0de65947-1a00-0000-9d5f-10c49c070000 pid=1948 /usr/bin/sudo guuid=5bd0074b-1a00-0000-9d5f-10c4a3070000 pid=1955 /tmp/sample.bin guuid=0de65947-1a00-0000-9d5f-10c49c070000 pid=1948->guuid=5bd0074b-1a00-0000-9d5f-10c4a3070000 pid=1955 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b7fc8515-8c6d-4c99-a1ee-fb6a8b04ea78
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-26 22:52:28 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kj6lokx3ozck6nr7ucfozeodygvq6gktl22nnmr74v67zm5cshua._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260726-2s2wsssdqe/
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/527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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: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.

Mirai

elf 527cb72afb7644af363fa08aec91c3c1ab0f19535eb4d6b23fe57dfcb3a291e8

(this sample)

Mirai

elf 4f58256a0e3199a31f42cfd1a9c2637625c8c3386b290ad4a95d5534af58c74d

  
Dropping
SHA256 4f58256a0e3199a31f42cfd1a9c2637625c8c3386b290ad4a95d5534af58c74d
  
Dropping
MD5 57645793382fc0f1ba98660977ba977e

Comments