MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f. 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: 01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f
SHA3-384 hash: d1173bc9f0dfd9bb3a3fce421425e01f7fbf499bf07345a7b1e10b3e7322ac2f268707c8dd0ee48aab0e4adeda2745c6
SHA1 hash: 65826959b0786e48f161846d8f00fbf78b0c2740
MD5 hash: 771921023dd46aa3eaf62a4af9504153
humanhash: lactose-thirteen-apart-mango
File name:putita.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:58'892 bytes
First seen:2026-07-20 19:09:42 UTC
Last seen:2026-07-20 21:32:22 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 1536:lQxgxPJhfVIz2FzQOQRgD3jEShEFENC2fi:2xg1JhdIzOQ1RgD34ShcSC2a
TLSH T1C9430272354D6472C5CA0CF028EE5151F38BD7DEE9FA32B050BDD6A4B73108BB46A865
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 UPX
File size (compressed) :58'892 bytes
File size (de-compressed) :128'444 bytes
Format:linux/arm
Unpacked file: f78648c17aa133d312e0255869f5b35aae1ca7674349e8a050df2da8c9e25d9a

Intelligence

File Origin
# of uploads :
2
# of downloads :
90
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/ee928942-f3b4-4db5-9a93-8bf91fa79d64/
Detection(s):
SecuriteInfo.com.Linux.Siggen.13728.11742.4492.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sets a written file as executable
Launching a process
Changes the time when the file was created, accessed, or modified
Connection attempt
Runs as daemon
Receives data from a server
Sends data to a server
Changes access rights for a written file
Creating a file
Creates or modifies symbolic links
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files to set up autorun
Deleting of the original file
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a5e72ae91d9ed8c853c6e20/reports/56a2fd64-951d-4f5d-abf6-74211e8d4e62/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
4
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-20T13:37:00Z UTC
Last seen:
2026-07-20T20:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8c7722c7-1cf9-4178-87ee-7ee06a9608bb
Behavior Graph:
Download SVG
%3 guuid=31384b44-1a00-0000-0741-2d72650a0000 pid=2661 /usr/bin/sudo guuid=28858849-1a00-0000-0741-2d72720a0000 pid=2674 /tmp/sample.bin guuid=31384b44-1a00-0000-0741-2d72650a0000 pid=2661->guuid=28858849-1a00-0000-0741-2d72720a0000 pid=2674 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b4a4244f-8858-435b-97f5-ddba65b6a5f6
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1945461
Signature
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Protects files from modification
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1945461 Sample: putita.arm6.elf Startdate: 20/07/2026 Architecture: LINUX Score: 80 53 89.131.88.31, 80 UNI2-ASES Spain 2->53 55 64.89.163.215, 43966, 666 NETIFACE-TORONTO-NetifaceAmericaIncUS Germany 2->55 59 Sample is packed with UPX 2->59 9 putita.arm6.elf 2->9         started        signatures3 process4 file5 45 /usr/lib/kworker-helper, ELF 9->45 dropped 47 /root/.bashrc, ASCII 9->47 dropped 49 /etc/systemd/system/kworker-helper.service, ASCII 9->49 dropped 51 3 other malicious files 9->51 dropped 67 Sample tries to set files in /etc globally writable 9->67 69 Sample tries to persist itself using /etc/profile 9->69 71 Drops files in suspicious directories 9->71 73 3 other signatures 9->73 13 putita.arm6.elf sh 9->13         started        15 putita.arm6.elf sh 9->15         started        17 putita.arm6.elf chattr 9->17         started        20 6 other processes 9->20 signatures6 process7 signatures8 22 sh crontab 13->22         started        26 sh 13->26         started        28 sh crontab 15->28         started        57 Protects files from modification 17->57 30 putita.arm6.elf 20->30         started        32 putita.arm6.elf 20->32         started        34 putita.arm6.elf 20->34         started        36 putita.arm6.elf 20->36         started        process9 file10 43 /var/spool/cron/crontabs/tmp.x144NC, ASCII 22->43 dropped 63 Sample tries to persist itself using cron 22->63 65 Executes the "crontab" command typically for achieving persistence 22->65 38 sh crontab 26->38         started        41 putita.arm6.elf 30->41         started        signatures11 process12 signatures13 61 Executes the "crontab" command typically for achieving persistence 38->61
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ah357xk2wyagzq6u3t54yzpgufc4unbtn4qvlfmiy3n4lqqsdupq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/260720-xvpl2aes31/
Behaviour
Reads runtime system information
Changes its process name
Modifies Bash startup script
UPX packed file
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/01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f

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: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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
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 01f7dfdd5ab6006cc3d4dcfbcc65e6a145ca34336f21559588c6dbc5c2121d1f

(this sample)

Mirai

elf f78648c17aa133d312e0255869f5b35aae1ca7674349e8a050df2da8c9e25d9a

  
URLhaus
https://urlhaus.abuse.ch/url/3885285/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 f78648c17aa133d312e0255869f5b35aae1ca7674349e8a050df2da8c9e25d9a
  
Dropping
MD5 07cf9a85a3ab283d66ce82cbcfdecbb1

Comments