MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145
SHA3-384 hash: f8fa67cd6fea88eef223163222a26b25af08713265e0fea2f11acbb3e2ca880084597887e28257d7a158d32c251f5890
SHA1 hash: ff5a08b53148ce059263446276926d27572eade2
MD5 hash: c5cfb63670250a2bf921ddba4a42f9c1
humanhash: green-carbon-seven-happy
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:261'072 bytes
First seen:2025-12-26 23:46:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:UHxYpEBm14ds/Jc1oJyRXV5r4CE/zXzaM41x/gELk:ub5vtQ/cVk
TLSH T1D744B64E6E228F7DFBA8877447B79E24965933D726E1C584E1ACD2001E6024E741FFB8
telfhash t16c41c01c0d7813e4a2256c5945adff36d6a330db7e262c238e51e46eeb69b839d10c1d
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1a9e24f9666ee53e1fa43e9cb4f8ea32d2e3b423d9725593e9d69f1bfb525f15
File size (compressed) :77'580 bytes
File size (de-compressed) :261'072 bytes
Format:linux/mips
Packed file: 1a9e24f9666ee53e1fa43e9cb4f8ea32d2e3b423d9725593e9d69f1bfb525f15

Intelligence

File Origin
# of uploads :
1
# of downloads :
55
Origin country :
NL NL
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/dce84d36-ca5b-4bee-8f9c-347f8756a9f1/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.32133.LX.BOT.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.Trojan.Mirai-8041698-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

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

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

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/694f1e853f8fdbf8e95302be/reports/bb4a30ce-70ef-4d18-9b9a-ddc5766b8d1e/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-26T21:59:00Z UTC
Last seen:
2025-12-26T22:21:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1693934d-ac57-4e63-b085-d1bcc10da66d
Behavior Graph:
Download SVG
%3 guuid=8d8a3534-1f00-0000-6b11-522adb080000 pid=2267 /usr/bin/sudo guuid=e2cca238-1f00-0000-6b11-522ae1080000 pid=2273 /tmp/sample.bin guuid=8d8a3534-1f00-0000-6b11-522adb080000 pid=2267->guuid=e2cca238-1f00-0000-6b11-522ae1080000 pid=2273 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0a6ade8c-e7c6-4ba5-8d36-66bfcf61ef8d
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1840098
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840098 Sample: mips.elf Startdate: 27/12/2025 Architecture: LINUX Score: 80 29 169.254.169.254, 80 USDOSUS Reserved 2->29 31 162.213.35.25, 443, 56110, 56114 CANONICAL-ASGB United States 2->31 33 daisy.ubuntu.com 2->33 35 Found malware configuration 2->35 37 Antivirus detection for dropped file 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 2 other signatures 2->41 8 mips.elf 2->8         started        11 python3.8 dpkg 2->11         started        13 python3.8 dpkg 2->13         started        signatures3 process4 file5 27 /usr/local/bin/infinitd, ELF 8->27 dropped 15 mips.elf sh 8->15         started        17 mips.elf sh 8->17         started        19 mips.elf 8->19         started        21 8 other processes 8->21 process6 process7 23 sh systemctl 15->23         started        25 sh systemctl 17->25         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 23:47:15 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ysizwwfvvju3m2pdux227pw4bau4lorhkfgrlorqn7hiw7szefcq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet discovery persistence privilege_escalation
Link:
https://tria.ge/reports/251226-3szl4ssnhq/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Modifies systemd
Write file to user bin folder
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/a46f6343-2e3a-4cf7-9a12-6ca23c6bb80e
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/c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 1a9e24f9666ee53e1fa43e9cb4f8ea32d2e3b423d9725593e9d69f1bfb525f15

Mirai

elf c4919b58b5aa69b669e3a5f5afbedc0829c5ba27514d15ba306fce8b7e592145

(this sample)

  
Dropped by
SHA256 1a9e24f9666ee53e1fa43e9cb4f8ea32d2e3b423d9725593e9d69f1bfb525f15
  
URLhaus
https://urlhaus.abuse.ch/url/3722805/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b5a549f8efde7cd5e588952fb9176902

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