MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725
SHA3-384 hash: 1da90d218aade89cdec334ffc0a0a8fc8c972aab0e69b6439f4bc26ba6e19bd736908e0773a76b36190fb884e972fb2b
SHA1 hash: d6730b4ab8affd18b2587785a8ab6d04190a65f7
MD5 hash: e810ebeae61131bd02a18e81c9c92d4b
humanhash: yankee-paris-high-five
File name:shadow.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:73'336 bytes
First seen:2025-12-26 00:31:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:nMKuyc5hKZ6c+5D70lPF/xRhkb9cadxvlwdSZH8:nMFycfKZ6c+5iZkNdxSdE
TLSH T16D63B652B8819107C9D8A2F7B71E419E330513B8D2EB3307AC356F613689D5F0EA7E5A
telfhash t143b0928e0b061dc4bad6450600cde74656d53b868f99988722ed1c2cd8b3643b91f862
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
64
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/5d633b59-f4d4-4f86-b8fb-7aa376b54311/
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mirai obfuscated rust
Link:
https://www.filescan.io/uploads/694dd75784afa5547b5e1739/reports/7a474ca4-540b-4261-988e-1d95d6f9a710/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-25T15:52:00Z UTC
Last seen:
2025-12-25T23:07:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c005638d-3e68-4d96-8cc1-d748ca6563ba
Behavior Graph:
Download SVG
%3 guuid=eda07793-1800-0000-05c0-0202d30a0000 pid=2771 /usr/bin/sudo guuid=36922595-1800-0000-05c0-0202da0a0000 pid=2778 /tmp/sample.bin guuid=eda07793-1800-0000-05c0-0202d30a0000 pid=2771->guuid=36922595-1800-0000-05c0-0202da0a0000 pid=2778 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/51f2756c-8291-449b-aada-c298f692f144
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1839540
Signature
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample deletes itself
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839540 Sample: shadow.arm.elf Startdate: 26/12/2025 Architecture: LINUX Score: 64 22 kurol.io 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 3 other IPs or domains 2->26 28 Suricata IDS alerts for network traffic 2->28 30 Multi AV Scanner detection for submitted file 2->30 9 shadow.arm.elf 2->9         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 32 Performs DNS TXT record lookups 22->32 process4 signatures5 34 Sample deletes itself 9->34 16 shadow.arm.elf 9->16         started        process6 process7 18 shadow.arm.elf 16->18         started        process8 20 shadow.arm.elf 18->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 00:31:22 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=czo4ifq3cnmdl6hlvnsf36h6fpj5tvlltt7i2bqc5obfvqgui4sq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251226-at7pwswlaq/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-1
YARA:
n/a
Link:
https://app.threat.zone/submission/c83a35a8-ba0c-4e77-946e-d5d1a4afd0d4
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/165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 165dc4161b135835f8ebab645df8fe2bd3d9d56b9cfe8d0602eb825ac0d44725

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3742286/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739057/

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