MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c
SHA3-384 hash: 665e4d5cc9ef000519d5df0b5eaa67fab2ed265ff124cae106910e8c69d76e4beed9ecb2da5dc8aa658dac6ea89cb7f6
SHA1 hash: 7b8dca4af65bbb3c7fcfa802ace580b3e9aaf611
MD5 hash: 23e30ec6ad138961d97cfd93551c79bb
humanhash: berlin-music-london-queen
File name:SecuriteInfo.com.Linux.Siggen.9999.21911.3521
Download: download sample
Signature Mirai
Create hunting rule
File size:99'036 bytes
First seen:2025-10-24 07:21:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:pAnH6UkvNZ5lSvbrrTMFGk9SpD1Zlz7+aCpdSXXD8RicOmZ3uDT7CN5wY772:O6EXwFS11Tz7+aCHOmZ3uDTWNic72
TLSH T1E3A33D47B9928E12C5C212BDFA5E514E33136FB8E3EE3212CD24AF6123865DB0DB7512
telfhash t1b9014eb7990a3dcd9fe08344646ae1824ff930f07f2abe118f1cb7970a60c86701d008
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 3262522de111f95e5134cddc265f7f818aac4821e91ef1cab2cf38a4d949c8ba
File size (compressed) :43'028 bytes
File size (de-compressed) :99'036 bytes
Format:linux/arm
Packed file: 3262522de111f95e5134cddc265f7f818aac4821e91ef1cab2cf38a4d949c8ba

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Changes access rights for a written file
Runs as daemon
Receives data from a server
Opens a port
Changes access rights for a file
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/68fb293b3a79800405f45873/reports/c6466180-1c87-4d3d-8b0f-afaef39c81a4/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-24T04:31:00Z UTC
Last seen:
2025-10-24T05:19:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r
Link:
https://opentip.kaspersky.com/2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/400f9766-f19a-49ee-acd5-a7ac2329fed5
Behavior Graph:
Download SVG
%3 guuid=b79e4a89-1a00-0000-0eec-3454180b0000 pid=2840 /usr/bin/sudo guuid=dd82058b-1a00-0000-0eec-34541d0b0000 pid=2845 /tmp/sample.bin guuid=b79e4a89-1a00-0000-0eec-3454180b0000 pid=2840->guuid=dd82058b-1a00-0000-0eec-34541d0b0000 pid=2845 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d0ffe80f-fef3-457f-9173-107aa53b669a
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1801094
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1801094 Sample: SecuriteInfo.com.Linux.Sigg... Startdate: 24/10/2025 Architecture: LINUX Score: 60 26 ultrauraniummirai.ddns.net 2->26 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 5 other IPs or domains 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 8 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 36 Uses dynamic DNS services 26->36 process4 process5 16 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 8->16         started        18 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 8->18         started        20 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 8->20         started        process6 22 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 16->22         started        24 SecuriteInfo.com.Linux.Siggen.9999.21911.3521.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-24 07:22:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fox4gxjfemxspjsmeirx6k742wi2pwucttyjf3hlffqljydebawa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251024-h7gdvsxqaz/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
ultrauraniummirai.ddns.net
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1c2c5861-2fb4-42fa-ab78-06ffea2e3e64
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/2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
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 3262522de111f95e5134cddc265f7f818aac4821e91ef1cab2cf38a4d949c8ba

Mirai

elf 2bafc35d25232f27a64c22237f2bfcd591a7da829cf092eceb2960b4e064082c

(this sample)

  
Dropped by
SHA256 3262522de111f95e5134cddc265f7f818aac4821e91ef1cab2cf38a4d949c8ba
  
Dropped by
MD5 786d920f6f704b3efa3e6a276e5deda2
  
URLhaus
https://urlhaus.abuse.ch/url/3685244/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3687079/
  
URLhaus
https://urlhaus.abuse.ch/url/3687083/

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