MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d
SHA3-384 hash: a78f27e3bd57112835adcb41965c57949bcc9b54edd7fe6acf23a1e32cd1dd24c13a291bc26a31d6cd1f030eae70b9cb
SHA1 hash: 47933aa6738965b5091abc9fa41b56db1e6e84fd
MD5 hash: d6778b441e41ab57a008a1add28bff99
humanhash: purple-mango-one-orange
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:37'520 bytes
First seen:2025-12-31 17:18:08 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:ygiaorNRuHKIYS4zlLWV9H+y3nrmyXkFwakjVm3wus3Uozi:3muHKlHRW6y3rV3jVm3wTzi
TLSH T13DF2F1310FDA8971C7617DB4E89ECAC359325FB4D2FB72D094781B95CA5A80D64B8384
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
File size (compressed) :37'520 bytes
File size (de-compressed) :97'088 bytes
Format:linux/arm
Unpacked file: d98ebcfadaabbda5963d4cdcd7ab35681651061ef25a1645087188f08cedc28e

Intelligence

File Origin
# of uploads :
1
# of downloads :
58
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/0a79930a-a904-4318-95f8-9e6731b275a0/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/69555ad8127d6a14e0ca7b7c/reports/fd74ac16-2b25-4d4e-9e37-e9368e9c2789/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-31T14:22:00Z UTC
Last seen:
2026-01-01T02:32:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/adba33a8-97c7-4968-be7d-1fe9231eaf4e
Behavior Graph:
Download SVG
%3 guuid=9692adc0-1700-0000-82f0-985f340c0000 pid=3124 /usr/bin/sudo guuid=60361fc3-1700-0000-82f0-985f3e0c0000 pid=3134 /tmp/sample.bin guuid=9692adc0-1700-0000-82f0-985f340c0000 pid=3124->guuid=60361fc3-1700-0000-82f0-985f3e0c0000 pid=3134 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/67102e22-b98e-453f-ab93-6a0e9df16061
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1842722
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 17:18:18 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=7a4z76grn7jx6gnycyr3pnuwqfi4x77yeskd7nrzcg5tqqgtua6q._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251231-vvh35syrb1/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/57b6311c-a474-4144-810f-a09ed9560b75
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/f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d

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: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.

Web download

Mirai

elf f8399ff8d16fd37f19b81623b7b6968151cbfff824943fb63911bb3840d3a03d

(this sample)

Mirai

elf d98ebcfadaabbda5963d4cdcd7ab35681651061ef25a1645087188f08cedc28e

  
URLhaus
https://urlhaus.abuse.ch/url/3719332/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 d98ebcfadaabbda5963d4cdcd7ab35681651061ef25a1645087188f08cedc28e
  
Dropping
MD5 d1b90b6536cfd15886337914b9acd59b

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