MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54. 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: 12


Intelligence 12 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54
SHA3-384 hash: 4c736008fb7041b69fbd4a092e265487de46443181b55e05828325b4e46b3e33418bf3c27734df12c6bb7169f2cd8682
SHA1 hash: 539e83516c6ec1430374b5eb663ff304e6e3fc16
MD5 hash: c4d5a82dea82c2e1a8a78f62a7d204ae
humanhash: network-leopard-avocado-twenty
File name:Polar.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:136'396 bytes
First seen:2025-11-18 22:36:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:UnD5G6UlaaVRFrpcp4EAp85WrachC5zhSX7BgtzM8:qD5GhaaVRgAp1bIhYluzM8
TLSH T148D35CC4F64FD0F6E81215713136B7369A72ED3A103DEA83D3B99A359CA3581C91A36C
telfhash t1e1510db9b6690cd857d09803d68f5731bc0ea77b6560367309f71a74327ae0291bbc39
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 146d381367991ba2663f06bfdde5d8a9ae3c771fb489c3cabf18441443a24269
File size (compressed) :56'384 bytes
File size (de-compressed) :136'396 bytes
Format:linux/i386
Packed file: 146d381367991ba2663f06bfdde5d8a9ae3c771fb489c3cabf18441443a24269

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.9999-14.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

Unix.Trojan.Mirai-10028515-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Opens a port
Sends data to a server
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/691cf51de68d9822a37c6a23/reports/f1b7c58d-8cae-4dbf-bbf9-cba0868a1f06/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
21
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-18T20:46:00Z UTC
Last seen:
2025-11-18T21:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8acbb9eb-02f2-4b64-8664-708f993baa7c
Behavior Graph:
Download SVG
%3 guuid=a01510db-1900-0000-e455-646b960c0000 pid=3222 /usr/bin/sudo guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225 /tmp/sample.bin net guuid=a01510db-1900-0000-e455-646b960c0000 pid=3222->guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=e06a1ddd-1900-0000-e455-646b9a0c0000 pid=3226 /tmp/sample.bin guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225->guuid=e06a1ddd-1900-0000-e455-646b9a0c0000 pid=3226 clone guuid=25f53609-1b00-0000-e455-646b6b0e0000 pid=3691 /tmp/sample.bin guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225->guuid=25f53609-1b00-0000-e455-646b6b0e0000 pid=3691 clone guuid=b1914009-1b00-0000-e455-646b6c0e0000 pid=3692 /tmp/sample.bin net send-data zombie guuid=1549eedc-1900-0000-e455-646b990c0000 pid=3225->guuid=b1914009-1b00-0000-e455-646b6c0e0000 pid=3692 clone guuid=695228dd-1900-0000-e455-646b9b0c0000 pid=3227 /tmp/sample.bin guuid=e06a1ddd-1900-0000-e455-646b9a0c0000 pid=3226->guuid=695228dd-1900-0000-e455-646b9b0c0000 pid=3227 clone guuid=d07d2edd-1900-0000-e455-646b9c0c0000 pid=3228 /tmp/sample.bin dns net send-data zombie guuid=e06a1ddd-1900-0000-e455-646b9a0c0000 pid=3226->guuid=d07d2edd-1900-0000-e455-646b9c0c0000 pid=3228 clone guuid=d07d2edd-1900-0000-e455-646b9c0c0000 pid=3228->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 246B 835e2637-8ea8-5733-9bcd-e417a3d56db3 lolzzmortex.duckdns.org:69 guuid=d07d2edd-1900-0000-e455-646b9c0c0000 pid=3228->835e2637-8ea8-5733-9bcd-e417a3d56db3 send: 4B guuid=b1914009-1b00-0000-e455-646b6c0e0000 pid=3692->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1230B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=b1914009-1b00-0000-e455-646b6c0e0000 pid=3692->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1816569
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1816569 Sample: Polar.x86.elf Startdate: 18/11/2025 Architecture: LINUX Score: 68 26 lolzzmortex.duckdns.org 2->26 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 6 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 8 Polar.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 38 Uses dynamic DNS services 26->38 process4 process5 16 Polar.x86.elf 8->16         started        18 Polar.x86.elf 8->18         started        20 Polar.x86.elf 8->20         started        process6 22 Polar.x86.elf 16->22         started        24 Polar.x86.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-18 22:37:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aaoyhw7jbf3uxdz2piotlbcdlbgndkdxuavhrp7ewsvqs7zbdnka._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251118-2jx69abw3f/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
lolzzmortex.duckdns.org
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/c390cfff-0d96-4b88-970e-1f8225d03a8b
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/001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54

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: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:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:Mirai_Unpack
Create hunting rule
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

sh 7f55eb9ac447608017451a30425c2a7ce85a51fa5cf436b16c215cbeec25d909

Mirai

elf 146d381367991ba2663f06bfdde5d8a9ae3c771fb489c3cabf18441443a24269

Mirai

elf 001d83dbe909774b8f3a7a1d358443584cd1a877a02a78bfe4b4ab097f211b54

(this sample)

  
Dropped by
SHA256 146d381367991ba2663f06bfdde5d8a9ae3c771fb489c3cabf18441443a24269
  
URLhaus
https://urlhaus.abuse.ch/url/3711502/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 0788d3602c7b25ad386f3d98f33fb652
  
URLhaus
https://urlhaus.abuse.ch/url/3711445/
  
URLhaus
https://urlhaus.abuse.ch/url/3712740/

Comments