MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2. 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: cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2
SHA3-384 hash: 0e69554b76c03fada004d85899bcd0adffd22fc428ba1d8fcd5adec261c69d23cd75859d59cd23c25c559a9fd61a269a
SHA1 hash: b1c470786bb3b3e8c62473e2988b065ef6f1a2c9
MD5 hash: 8f7d6491ccbc06509ebc6f1df8cde42f
humanhash: texas-papa-hotel-maryland
File name:bot
Download: download sample
Signature Mirai
Create hunting rule
File size:580'200 bytes
First seen:2026-02-05 07:32:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:mlI4ktS73l73oSjbGIT8XC1xP8hwjRPzJl7QTWnL59/izRuP3sd1qXYKSO:m+W2SjKRS/lj5HLK43sArSO
TLSH T1EBC423FF11A2D28DED4F393D269FA188D07D88725A89C496262E5DBE0A3C7005747C87
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 gafgyt mirai UPX
File size (compressed) :580'200 bytes
File size (de-compressed) :1'424'032 bytes
Format:linux/amd64
Unpacked file: 625fa26f2d4a049e2d0f97cbcb3b5287d5196b49c7e9c3d73daf23fe3825b652

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/be05ba80-8349-4a6c-b909-15c8b719c0c0/
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
152
Number of processes launched:
84
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-02-05T05:30:00Z UTC
Last seen:
2026-02-05T05:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/04d5a598-6ba5-46df-8642-3c5817782868
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad.mine
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1863760
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Stdout / stderr contain strings indicative of a mining client
Terminates several processes with shell command 'killall'
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1863760 Sample: bot.elf Startdate: 05/02/2026 Architecture: LINUX Score: 60 20 169.254.169.254, 80 USDOSUS Reserved 2->20 22 162.213.35.24, 38412, 443 CANONICAL-ASGB United States 2->22 24 daisy.ubuntu.com 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Stdout / stderr contain strings indicative of a mining client 2->28 30 Sample is packed with UPX 2->30 7 bot.elf 2->7         started        9 python3.8 dpkg 2->9         started        signatures3 process4 process5 11 bot.elf killall 7->11         started        14 bot.elf killall 7->14         started        16 bot.elf killall 7->16         started        18 71 other processes 7->18 signatures6 32 Terminates several processes with shell command 'killall' 11->32
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-05 07:33:26 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zvr5frjfmqgctdfihf6cn63rmziwmrk7o3yr32fymy5eswpnh2ra._file
Result
Malware family:
xmrig_linux
Create hunting rule
Score:
  10/10
Tags:
family:xmrig_linux defense_evasion discovery linux miner upx
Link:
https://tria.ge/reports/260205-jdmjfsas7h/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to shm directory
Changes its process name
Reads CPU attributes
UPX packed file
Enumerates running processes
Deletes itself
Executes dropped EXE
Flushes firewall rules
Xmrig_linux family
xmrig
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.66
Link:
https://yomi.yoroi.company/submissions/cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2

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_generic_irc_catcher
Create hunting rule
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf cd63d2c525640c298ca8397c26fb71665166455f76f11de8b8663a4959ed3ea2

(this sample)

Mirai

elf 625fa26f2d4a049e2d0f97cbcb3b5287d5196b49c7e9c3d73daf23fe3825b652

  
URLhaus
https://urlhaus.abuse.ch/url/3748914/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 625fa26f2d4a049e2d0f97cbcb3b5287d5196b49c7e9c3d73daf23fe3825b652
  
Dropping
MD5 ac28390689135c829d4e6276194c2311

Comments