MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 228c8ddb9b30dc73e1e2751058b857e5da6e05202385a67f671303a3ff21d4f4. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 228c8ddb9b30dc73e1e2751058b857e5da6e05202385a67f671303a3ff21d4f4
SHA3-384 hash: 4fdb8ced9e6a9ba03d542efb99f651708e983bf8d99ad92f74bb071b4a5d62dbbe23bf01dfd9df834b3a57a289e0906f
SHA1 hash: a837cb9926f6e7486481420017041c0f20340235
MD5 hash: 3ef31712874afed1b3ff0aaa92cd3d55
humanhash: yankee-don-video-colorado
File name:xnxnxnxnxnxnxnxni386xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:119'452 bytes
First seen:2025-12-01 09:55:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:36syXG6Mo7miUWD1ONXvZSXVs5uVHSR87nUakxCP7Ug4qhPh4r9/FChdFgIVYl/J:K9XG6MjbRSy8yOLzzUePh4rdFCCIK/
TLSH T158C35A81EAA3E0F1E18701B0115BF3E78A34E9345156DDD6EFA83970EC71A825D9BB1C
telfhash t1164127fa2ea90ce873d09806e34e1f11ad1d972b3420317701b32ab433fa951417ac38
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 3e758d8e3e456fb3cd439f89a180923eb69fb0b5bd470cbf4ba789ad318d2455
File size (compressed) :61'380 bytes
File size (de-compressed) :119'452 bytes
Format:linux/i386
Packed file: 3e758d8e3e456fb3cd439f89a180923eb69fb0b5bd470cbf4ba789ad318d2455

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Kills processes
Receives data from a server
Locks files
Sends data to a server
DNS request
Deletes a file
Creating a file in the %temp% directory
Deleting a recently created file
Connection attempt
Kills critical processes
Substitutes an application name
Result
Gathering data
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1823449
Signature
Connects to many ports of the same IP (likely port scanning)
Deletes system log files
Manipulation of devices in /dev
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1823449 Sample: xnxnxnxnxnxnxnxni386xnxn.elf Startdate: 01/12/2025 Architecture: LINUX Score: 68 59 efjgerws.galaxias.cc 213.209.143.33, 53324, 53338, 53340 RAPIDNET-DEHaunstetterStr19DE Germany 2->59 61 109.202.202.202, 80 INIT7CH Switzerland 2->61 63 4 other IPs or domains 2->63 65 Connects to many ports of the same IP (likely port scanning) 2->65 8 xnxnxnxnxnxnxnxni386xnxn.elf 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 133 other processes 2->14 signatures3 process4 file5 18 xnxnxnxnxnxnxnxni386xnxn.elf 8->18         started        20 gpu-manager sh 10->20         started        22 gpu-manager sh 10->22         started        24 gpu-manager sh 10->24         started        30 5 other processes 10->30 26 gpu-manager sh 12->26         started        28 gpu-manager sh 12->28         started        32 6 other processes 12->32 55 /var/log/kern.log, ASCII 14->55 dropped 57 /var/log/auth.log, ASCII 14->57 dropped 75 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->75 34 66 other processes 14->34 signatures6 process7 process8 36 xnxnxnxnxnxnxnxni386xnxn.elf 18->36         started        39 sh grep 20->39         started        41 sh grep 22->41         started        43 sh grep 24->43         started        45 sh grep 26->45         started        47 sh grep 28->47         started        49 5 other processes 30->49 51 6 other processes 32->51 53 49 other processes 34->53 signatures9 67 Sample tries to kill a massive number of system processes 36->67 69 Sample tries to kill multiple processes (SIGKILL) 36->69 71 Manipulation of devices in /dev 36->71 73 Deletes system log files 36->73
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/228c8ddb9b30dc73e1e2751058b857e5da6e05202385a67f671303a3ff21d4f4
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/228c8ddb9b30dc73e1e2751058b857e5da6e05202385a67f671303a3ff21d4f4/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-01 09:56:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
2 of 36 (5.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ekgi3w43gdohhypcouifrocx4xng4bjaeoc2m73hcmb2h7zb2t2a._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion discovery linux
Link:
https://tria.ge/reports/251201-lyf9aagy7c/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads system network configuration
Reads process memory
Deletes log files
Enumerates active TCP sockets
Enumerates running processes
Deletes journal logs
Deletes system logs
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5770f38b-66be-491a-b766-c5017cc47614
Please note that we are no longer able to provide a coverage score for Virus Total.

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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 3e758d8e3e456fb3cd439f89a180923eb69fb0b5bd470cbf4ba789ad318d2455

Mirai

elf 228c8ddb9b30dc73e1e2751058b857e5da6e05202385a67f671303a3ff21d4f4

(this sample)

  
Dropped by
SHA256 3e758d8e3e456fb3cd439f89a180923eb69fb0b5bd470cbf4ba789ad318d2455
  
URLhaus
https://urlhaus.abuse.ch/url/3713394/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 9a0a444f9705c928e5144c810f0a2a18
  
URLhaus
https://urlhaus.abuse.ch/url/3713410/

Comments