MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d
SHA3-384 hash: 45b3f53996201ba8554105e5934793fb73dbd655576c79130b43514f113e319a9c36d83913f127c34ec40e0c019764d9
SHA1 hash: 11550ea4e4e18f68c786cf1ad989a1e6400c3751
MD5 hash: 55a7abc4113b528b11333b1ba313727d
humanhash: triple-butter-jersey-east
File name:mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:196'144 bytes
First seen:2025-09-01 09:57:37 UTC
Last seen:2025-09-02 07:06:18 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:r7lwMpTz1cCjDWxDLImXvPQFNURgF3i2Tg:r7lwMpjjDYLImnQARs3iu
TLSH T14814D50AAF510EFBD8AFDD3706E90B0225CC655722A83B363674D524F54A54F4AE3CB8
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
87
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Sets a written file as executable
Receives data from a server
Launching a process
Connection attempt
Kills processes
Locks files
Runs as daemon
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
threat
Link:
https://www.filescan.io/uploads/68b56e3b39a6221faa7881e6/reports/f4033d2f-6627-4ce2-81c5-8fcb9bdd74db/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-01T08:13:00Z UTC
Last seen:
2025-09-01T08:13:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b7777cba-4156-48a5-8f31-7a798931bbfb
Behavior Graph:
Download SVG
%3 guuid=287299f6-1600-0000-68f7-9277670c0000 pid=3175 /usr/bin/sudo guuid=9d1d62f8-1600-0000-68f7-92776e0c0000 pid=3182 /tmp/sample.bin guuid=287299f6-1600-0000-68f7-9277670c0000 pid=3175->guuid=9d1d62f8-1600-0000-68f7-92776e0c0000 pid=3182 execve guuid=a27e8bf9-1600-0000-68f7-9277730c0000 pid=3187 /usr/bin/dash guuid=9d1d62f8-1600-0000-68f7-92776e0c0000 pid=3182->guuid=a27e8bf9-1600-0000-68f7-9277730c0000 pid=3187 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/20d40de2-d1c3-4c7d-ac5b-ed970d07ca6f
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1768860
Signature
Drops files in suspicious directories
Drops invisible ELF files
Found malware configuration
Multi AV Scanner detection for submitted file
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1768860 Sample: mipsel.elf Startdate: 01/09/2025 Architecture: LINUX Score: 88 39 152.53.209.147, 58928, 9999 NCRENUS United States 2->39 41 109.202.202.202, 80 INIT7CH Switzerland 2->41 43 3 other IPs or domains 2->43 49 Found malware configuration 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected Gafgyt 2->53 55 Yara detected Mirai 2->55 10 mipsel.elf 2->10         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 process4 signatures5 65 Sample tries to set files in /etc globally writable 10->65 67 Drops files in suspicious directories 10->67 69 Sample tries to persist itself using System V runlevels 10->69 17 mipsel.elf 10->17         started        19 mipsel.elf sh 10->19         started        process6 process7 21 mipsel.elf 17->21         started        25 sh cp 19->25         started        file8 35 /etc/init.d/sysd, POSIX 21->35 dropped 57 Sample tries to set files in /etc globally writable 21->57 59 Drops files in suspicious directories 21->59 61 Sample tries to persist itself using System V runlevels 21->61 27 mipsel.elf sh 21->27         started        29 mipsel.elf 21->29         started        63 Drops invisible ELF files 25->63 signatures9 process10 process11 31 sh cp 27->31         started        file12 37 /usr/bin/.sh, ELF 31->37 dropped 45 Drops invisible ELF files 31->45 47 Drops files in suspicious directories 31->47 signatures13
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-09-01 09:58:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=asuh3djsicpva7xp62muoblgy42kzj3hyg36ji6vmstc3bll2e6q._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/250901-lzqjcaek2s/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a82caf22-3129-4ab9-8c50-2d39226f568b
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/04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:testlumma
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

elf 04a87d8d32409f507eeff699470566c734aca767c1b7e4a3d564a62d856bd13d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3595356/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3596328/
  
URLhaus
https://urlhaus.abuse.ch/url/3615285/

Comments