MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf
SHA3-384 hash: e0eaba178432c20fe5761c5628ff0968a2002781faffc1781b5d9b920c62697be49863ba5316355e893d1b6fef2bb14b
SHA1 hash: 678794733c6d3fcd9824b99787481ddf7a3f05f6
MD5 hash: b78e95df68cd9385d27e5e768786512b
humanhash: sad-idaho-uncle-lima
File name:putita.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:124'348 bytes
First seen:2026-08-06 05:40:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:MNj6juBHdI4ozVIHLcYEEU5ZjMWwNwhA4oj2P7/NiF3Heuzf1Dl:MlQPVSLcYEEU5ZjMWawZY2Pg3Zz95
TLSH T1C8C32AA9F890DE52C6C52676FB4D418C33231778D3DA7105CE149E34F7EB95A0E3A942
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cfad117d5dffc12066ecb1d8b963617e0d4f1cb93ee3f2d29e3dfdf7397ecc6c
File size (compressed) :56'436 bytes
File size (de-compressed) :124'348 bytes
Format:linux/arm
Packed file: cfad117d5dffc12066ecb1d8b963617e0d4f1cb93ee3f2d29e3dfdf7397ecc6c

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.ELF.Mirai-DJZ.15226466.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/6a741e56f0ac55b2041cc363/reports/bea7f0ef-6459-461e-999e-562d46ca7b87/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-06T03:41:00Z UTC
Last seen:
2026-08-07T22:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/70e2c2fd-2ef1-48c9-a814-3874e72ad47c
Behavior Graph:
Download SVG
%3 guuid=80537060-1b00-0000-524c-fa9340060000 pid=1600 /usr/bin/sudo guuid=f5a3c962-1b00-0000-524c-fa9341060000 pid=1601 /tmp/sample.bin guuid=80537060-1b00-0000-524c-fa9340060000 pid=1600->guuid=f5a3c962-1b00-0000-524c-fa9341060000 pid=1601 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e19ed22f-5f3d-421a-bf06-f36b2f64736a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-06 06:14:23 UTC
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kp7quooe2b6et7mskfvlma4nbxfczk7vxhoeq4bjj2ka2x75rkxq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution persistence privilege_escalation
Link:
https://tria.ge/reports/260806-gc7f5aek4x/
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/53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf

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

File information

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

Web download

Mirai

elf cfad117d5dffc12066ecb1d8b963617e0d4f1cb93ee3f2d29e3dfdf7397ecc6c

Mirai

elf 53ff0a39c4d07c49fd92516ab6038d0dca2cabf5b9dc4870294e940d5ffd8aaf

(this sample)

  
Dropped by
SHA256 cfad117d5dffc12066ecb1d8b963617e0d4f1cb93ee3f2d29e3dfdf7397ecc6c
  
URLhaus
https://urlhaus.abuse.ch/url/3885285/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 39f8356c5f47648f6d9b20a0b2c2cedb
  
URLhaus
https://urlhaus.abuse.ch/url/3892174/
  
URLhaus
https://urlhaus.abuse.ch/url/3892136/

Comments