MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a
SHA3-384 hash: 31c50dc70141ea110bf62009194340816265215306f43127b6d5b61023032a80245a89d086f437e0b8435f170316c8f6
SHA1 hash: 4ecf76dd973991b7db26455bb5b4d35a0b364ae7
MD5 hash: a722e47032b8b0beab067ad018205604
humanhash: virginia-burger-thirteen-undress
File name:putita.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:124'368 bytes
First seen:2026-08-16 19:43:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:a2Ve7MKyRwUTB6FzcYEEUjCdsVOivLehCRovLPNTFxNBguCf1DlR:aU4+izcYEEUjCds8KL4AovLFDC95R
TLSH T16EC32AA9F890DE52C6C52676FB4E418C33231778C3DA7105CE249E34F7EB95A0E3A952
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 55fedd434e6d87e5847308fb32ee261f7f36397a7867a29f0f8afa3b38fd0c2e
File size (compressed) :56'272 bytes
File size (de-compressed) :124'368 bytes
Format:linux/arm
Packed file: 55fedd434e6d87e5847308fb32ee261f7f36397a7867a29f0f8afa3b38fd0c2e

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.ELF.Mirai-DJZ.72936759.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sets a written file as executable
Creating a file
Runs as daemon
Changes access rights for a written file
Creates or modifies symbolic links
Changes the time when the file was created, accessed, or modified
Opens a port
Launching a process
Connection attempt
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/6a82132751ad642e4bc525ab/reports/c54dfde0-767f-49e5-b4aa-e272005ff7cd/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-16T17:24:00Z UTC
Last seen:
2026-08-16T17:55:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/37dcf717-3b4b-4694-80b3-7d4b619539fb
Behavior Graph:
Download SVG
%3 guuid=d0f67a82-1b00-0000-7517-c277210a0000 pid=2593 /usr/bin/sudo guuid=40eff786-1b00-0000-7517-c277290a0000 pid=2601 /tmp/sample.bin guuid=d0f67a82-1b00-0000-7517-c277210a0000 pid=2593->guuid=40eff786-1b00-0000-7517-c277290a0000 pid=2601 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ab3e60d5-7ef4-4f2e-9cad-ee20a2b0f896
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-16 19:46:11 UTC
File Type:
ELF32 Little (SO)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h75n74exmkjxyxwb2tri6pt5pe6oj5upnvjtm56rravcg76ofuva._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution persistence privilege_escalation
Link:
https://tria.ge/reports/260816-yf6gnswtdy/
Behaviour
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
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/3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a

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_arm_mips_ko_so
Create hunting rule
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:woof_mirai_variant
Create hunting rule
Author:Nokia Deepfield ERT
Description:Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:Internal analysis of sample 6ef4ce02

File information

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

Web download

Mirai

elf 55fedd434e6d87e5847308fb32ee261f7f36397a7867a29f0f8afa3b38fd0c2e

Mirai

elf 3ffadff09762937c5ec1d4e28f3e7d793ce4f68f6d533677d1882a237fce2d2a

(this sample)

  
Dropped by
SHA256 55fedd434e6d87e5847308fb32ee261f7f36397a7867a29f0f8afa3b38fd0c2e
  
URLhaus
https://urlhaus.abuse.ch/url/3892139/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 4d54338edec7279d984cff336bf19412

Comments