MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b
SHA3-384 hash: c9e275271d838378a8a1d5c61604619891e8869a3016b3c9149598fcec7f3b9593fa26873ccfdc176cb405f3746ba842
SHA1 hash: 27c05e3ef9b4a1ff7219829a1d6e4be2c56b17bb
MD5 hash: feead61c987b4260b63cc82ed8553a19
humanhash: pizza-nineteen-avocado-sad
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:91'424 bytes
First seen:2025-12-23 21:25:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:KBnlTjhg41FGT8SnLspcp1bDRHn8nqaIM7QxMuiChiaZ9FDl/C7ka5AY5UwbZnZ:ojhgMFrSLocplxn8qaehpZ9FDl/Cgaqw
TLSH T12F933A46BC818E11C9C503BAFE1E118D331357BCE2EE72229D106F25B7CA96B0E7B556
telfhash t15d01f197cf080dac17d486860b8d905885e634fc1317398f5f4f5baf8251a847548831
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
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/ff328773-480b-461b-9fb8-6123fb3d1a1d/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-23T18:48:00Z UTC
Last seen:
2025-12-24T12:48:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7e91198f-b1c0-4dce-a0aa-abd1ab4d2049
Behavior Graph:
Download SVG
%3 guuid=6c895e43-1c00-0000-c06d-55b61e0b0000 pid=2846 /usr/bin/sudo guuid=afd2b345-1c00-0000-c06d-55b6250b0000 pid=2853 /tmp/sample.bin guuid=6c895e43-1c00-0000-c06d-55b61e0b0000 pid=2846->guuid=afd2b345-1c00-0000-c06d-55b6250b0000 pid=2853 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/18336aec-5541-42eb-882b-b46ae104cd29
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1838511
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1838511 Sample: arm6.elf Startdate: 23/12/2025 Architecture: LINUX Score: 96 26 alanbotnet.dpdns.org 107.174.76.246, 43526, 55650 AS-COLOCROSSINGUS United States 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 2 other signatures 2->34 8 arm6.elf 2->8         started        11 xfce4-panel wrapper-2.0 2->11         started        13 gnome-session-binary sh gsd-media-keys 2->13         started        15 7 other processes 2->15 signatures3 process4 signatures5 38 Sample deletes itself 8->38 17 arm6.elf 8->17         started        19 wrapper-2.0 xfpm-power-backlight-helper 11->19         started        process6 process7 21 arm6.elf 17->21         started        24 arm6.elf 17->24         started        signatures8 36 Sample tries to kill multiple processes (SIGKILL) 21->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-23 21:26:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rt57esfjumdxbwdl5q4mup32osqcdrttre7evrtylm22qwgva2fq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery
Link:
https://tria.ge/reports/251223-z91nystncx/
Behaviour
Writes file to tmp directory
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Deletes itself
Malware Config
C2 Extraction:
alanbotnet.dpdns.org
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_2 Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/9dfe9731-5e5e-4bb3-916a-4b4805efffaf
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/8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b

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:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 8cfbf248a9a30770d86bec38ca3f7a74a021c673893e4ac6785b35a858d5068b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3741639/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3741647/

Comments