MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf. 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: 10


Intelligence 10 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf
SHA3-384 hash: 2949da8897797610fde476f5675647434aae4a55418671615100d8eb26d4ac8939dc0141710c1e0f040739cf7f7543bf
SHA1 hash: 2242b442c84184fc0cc97582bf06b179c54ee8a7
MD5 hash: 694df74c7f3e8f6605a1edf3c6d6406b
humanhash: louisiana-saturn-winner-michigan
File name:Polar.arc
Download: download sample
Signature Mirai
Create hunting rule
File size:173'696 bytes
First seen:2025-11-29 00:16:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:kw1ZrDNCxWaKPCw74jF42U9s1/SfdsAug7CqvJVwdJHPq:kcMWvGF29sdkuAjCqvJVGPq
TLSH T17104BF63B30F20A1C86202F80BCF6B6D252321125E9B9BE76C6E753E5F775DA45063D1
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 :
131
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/692a3b4f1b65ca0bb927065c/reports/475713af-6b59-4e9b-9506-bdb9d17c2111/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-28T21:19:00Z UTC
Last seen:
2025-11-28T21:51:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.h
Link:
https://opentip.kaspersky.com/a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cc06fd9c-eaab-4677-acab-696b559fa2e2
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1822646
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-29 00:16:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uu4xpnw54pi47tk6rb47pkh4ae4fgdha44jfdvn7dackwseb667q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251129-akktrstjen/
Malware Config
C2 Extraction:
lolzzmortex.duckdns.org
Verdict:
Malicious
Tags:
backdoor trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
MAL_ELF_Xlogin_Nov24_1 Linux_Trojan_Gafgyt_ea92cca8
Link:
https://app.threat.zone/submission/322f74ef-7e20-4e94-bb31-dafc6478cb43
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/a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_Xlogin_Nov24_1
Create hunting rule
Author:Florian Roth
Description:Detects xlogin backdoor samples
Reference:https://blog.sekoia.io/solving-the-7777-botnet-enigma-a-cybersecurity-quest/
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 a53977b6dde3d1cfcd5e8879f7a8fc0138530ce0e71251d5bf1804ab4881f7bf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3711451/
  
Delivery method
Distributed via web download

Comments