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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3
SHA3-384 hash: a702755b7877dbc8497eaf06689d563c488d3f04c12ba2981f447a780469695539ba0df700345282923548d4c5a00826
SHA1 hash: 8c89a2952ef84cde2a75abce1f9fea2631ae4989
MD5 hash: 2e29ee8854afa786c9f1f738735f464b
humanhash: carolina-oranges-kilo-mango
File name:x86
Download: download sample
File size:287'228 bytes
First seen:2026-10-09 01:12:15 UTC
Last seen:2026-10-09 18:17:17 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:0gcXOo6KMMUn7UyWJMJ7wMPd06cXGgO2inje6gu:MXOxjJMMV06cWgp6
TLSH T190545B02F5A2C6F0F35601B441AEEB2F8F215815A4B3DB53EFC42D26E463964322B779
telfhash t17a51c71a7b744ef2f3e1a8f022c3542738fe0d1baadb3dd41a805627dc90642447e959
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the %temp% directory
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6ac83fab24bf5ee68ae8685c/reports/19f0c111-c3bf-4e62-a8f1-828dd095376a/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
40
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-09T08:03:00Z UTC
Last seen:
2026-10-10T23:23:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0fe632a7-cb0d-4e62-b366-6cf185f0b8e5
Behavior Graph:
Download SVG
%3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/88831d47-502e-45a2-84cf-c8fa8dc86c88
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1984592
Signature
Connects to many ports of the same IP (likely port scanning)
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1984592 Sample: x86.elf Startdate: 09/10/2026 Architecture: LINUX Score: 56 39 130.12.180.42, 14593, 35934, 52926 OMEGATECH-ASSC Netherlands 2->39 41 104.18.11.59, 443, 52486 CLOUDFLARENET-CloudflareIncUS Canada 2->41 43 Suricata IDS alerts for network traffic 2->43 45 Connects to many ports of the same IP (likely port scanning) 2->45 9 x86.elf 2->9         started        11 systemd snapd-env-generator 2->11         started        13 systemd rsyslogd 2->13         started        15 14 other processes 2->15 signatures3 process4 process5 17 x86.elf 9->17         started        process6 19 x86.elf 17->19         started        22 x86.elf sh 17->22         started        24 x86.elf 17->24         started        26 5 other processes 17->26 signatures7 47 Sample tries to kill multiple processes (SIGKILL) 19->47 28 x86.elf 19->28         started        31 x86.elf 19->31         started        33 x86.elf 19->33         started        37 88 other processes 19->37 35 sh systemctl 22->35         started        process8 signatures9 49 Sample tries to kill multiple processes (SIGKILL) 28->49
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-02 03:23:42 UTC
File Type:
ELF32 Little (Exe)
AV detection:
7 of 38 (18.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6evu6kh2dczmyaurzsfbi2xj4txay5zk34dm3wqlix7j5mjnypzq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/261009-bk7h7swxey/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Modifies systemd
Reads network interface configuration
Modifies Watchdog functionality
Traces remote process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.12
Link:
https://yomi.yoroi.company/submissions/f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3

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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:LIN_Malware_Unknown_ForgeAuto_43efb4f0
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:LIN_Malware_Unknown_ForgeAuto_7213850f
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

elf f12b4f28fa18b2cc0291cc8a146ae9e4ee0c772adf06cdda0b45fe9eb12dc3f3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3923569/
  
Delivery method
Distributed via web download

Comments