MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7
SHA3-384 hash: a1e8589020920f81fe35593b9b33ce5d5fd3d22ed1462ec6f5a9ac00509f9f4dd504440e34d7985104e02dec360f36cf
SHA1 hash: 2196ba733842145281b1661c1040ef08baa2254e
MD5 hash: 54993311dd4d53e89b02d1f1a45d9fa4
humanhash: cat-sodium-four-zebra
File name:Fantazy.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:72'728 bytes
First seen:2025-12-08 21:47:13 UTC
Last seen:2025-12-09 17:32:20 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:6Zw62k7o8PlLzAktfM9dJ4hfQJRPB97Sl8pDv6:fVk7XPlLzAKM3JkIF9+2Dv6
TLSH T1E8634B99B4018FBCF84BD9FA41254A0DF52162019E530F27F62BFE937EA20A6DD43D46
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
102
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/5d815490-d5d6-4413-95b8-2530f9598e0f/
Detection(s):
Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6937476ebba50eaf0427eda6/reports/7cdc56bf-2826-417b-a204-16de27c71fb7/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-08T19:26:00Z UTC
Last seen:
2025-12-08T23:42:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6919e20b-4371-406e-9416-7b4964dc3353
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1829178
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Reads system files that contain records of logged in users
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1829178 Sample: Fantazy.m68k.elf Startdate: 08/12/2025 Architecture: LINUX Score: 76 89 119.19.106.10, 23 WIDEBAND-AS-APAussieBroadbandAU China 2->89 91 178.7.16.73, 23 VODANETInternationalIP-BackboneofVodafoneDE Germany 2->91 93 99 other IPs or domains 2->93 99 Malicious sample detected (through community Yara rule) 2->99 101 Antivirus / Scanner detection for submitted sample 2->101 103 Multi AV Scanner detection for submitted file 2->103 11 systemd gdm3 2->11         started        13 systemd gpu-manager 2->13         started        15 systemd gpu-manager 2->15         started        17 80 other processes 2->17 signatures3 process4 file5 21 gdm3 gdm-session-worker 11->21         started        31 3 other processes 11->31 23 gpu-manager sh 13->23         started        33 7 other processes 13->33 35 8 other processes 15->35 87 /var/log/wtmp, data 17->87 dropped 95 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->95 97 Reads system files that contain records of logged in users 17->97 25 Fantazy.m68k.elf 17->25         started        27 accounts-daemon language-validate 17->27         started        29 accounts-daemon language-validate 17->29         started        37 28 other processes 17->37 signatures6 process7 process8 39 gdm-session-worker gdm-wayland-session 21->39         started        41 sh grep 23->41         started        43 Fantazy.m68k.elf 25->43         started        50 2 other processes 25->50 46 language-validate language-options 27->46         started        48 language-validate language-options 29->48         started        52 7 other processes 33->52 54 8 other processes 35->54 56 17 other processes 37->56 signatures9 58 gdm-wayland-session dbus-daemon 39->58         started        61 gdm-wayland-session dbus-run-session 39->61         started        107 Sample tries to kill multiple processes (SIGKILL) 43->107 63 language-options sh 46->63         started        65 language-options sh 48->65         started        67 language-options sh 56->67         started        process10 signatures11 105 Sample reads /proc/mounts (often used for finding a writable filesystem) 58->105 69 dbus-daemon 58->69         started        71 dbus-run-session dbus-daemon 61->71         started        73 sh locale 63->73         started        75 sh grep 63->75         started        77 sh locale 65->77         started        79 sh grep 65->79         started        81 sh locale 67->81         started        83 sh grep 67->83         started        process12 process13 85 dbus-daemon false 69->85         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-08 21:48:21 UTC
File Type:
ELF32 Big (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgy5ktlcy76pv6h4sqs7t2ub5inhhcng6ppmhzd2y7no4auaal3q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251208-1nfbkahl3s/
Malware Config
C2 Extraction:
katana.chernobyl.network
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-6981989-0
YARA:
Linux_Trojan_Mirai_575f5bc8
Link:
https://app.threat.zone/submission/df193934-ebec-483f-923a-1ce4b6b43033
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/a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Mirai_575f5bc8
Create hunting rule
Author:Elastic Security
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

File information

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

Web download

Mirai

elf a9b1d54d62c7fcfaf8fc9425f9ea81ea1a7389a6f3dec3e47ac7daee028002f7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3729503/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3729560/

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