MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b61252cfaa435d6261cb339cd57c2d1912bb0e9cbe1e2e2b3532f4458f3b2c5a. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b61252cfaa435d6261cb339cd57c2d1912bb0e9cbe1e2e2b3532f4458f3b2c5a
SHA3-384 hash: 25c038d72ef8bd1bfff9f3057540db9ee535f1f6fd4c1891560d295aa8b123c94127db286436390fe1586aacae09030d
SHA1 hash: 8ae2174e510615572ed951755576ef6be3525799
MD5 hash: 261631dffedb8b8c0d7197b55ae28bb8
humanhash: violet-neptune-north-lactose
File name:Space.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:61'844 bytes
First seen:2025-12-26 19:53:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:zVQSmwtMJXmejtbpLTM5Tfv83KJ2crl2EWN:zVywt8XZDLgTX83KHl2EWN
TLSH T1B15302D16840E5F3C31907BF65A4E847FF651BBC75DA306A26799348A092C8878E7BC2
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 mirai UPX
File size (compressed) :61'844 bytes
File size (de-compressed) :159'412 bytes
Format:linux/arm
Unpacked file: 38981ad5c9c23efdcf218239a07307a3a62e8e8cc83b6db2f975f1f6c1da8455

Intelligence

File Origin
# of uploads :
1
# of downloads :
21
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/30b2416f-23ff-4ca9-aae0-45974b3d1d89/
Detection(s):
Unix.Trojan.Mirai-10041434-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/694ee7f93f8fdbf8e952e7fd/reports/333fda06-be6c-417f-ab8e-5bf95f3fb1bc/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f04d2acd-9589-4aaa-bb17-832e30d9c1e5
Behavior Graph:
Download SVG
%3 guuid=41a9da4a-1b00-0000-6c55-cdf9c9050000 pid=1481 /usr/bin/sudo guuid=bd76064d-1b00-0000-6c55-cdf9ca050000 pid=1482 /tmp/sample.bin guuid=41a9da4a-1b00-0000-6c55-cdf9c9050000 pid=1481->guuid=bd76064d-1b00-0000-6c55-cdf9ca050000 pid=1482 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb64f058-5dd1-4704-b62a-0bbc2e49f40d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1839967
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839967 Sample: Space.arm7.elf Startdate: 26/12/2025 Architecture: LINUX Score: 68 26 178.16.137.37, 3778, 57716, 57718 STYLECOM-ASBG Bulgaria 2->26 28 34.243.160.129, 42498, 443 AMAZON-02US United States 2->28 30 54.171.230.55, 443 AMAZON-02US United States 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 38 Sample is packed with UPX 2->38 8 Space.arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 Space.arm7.elf 8->16         started        18 Space.arm7.elf 8->18         started        20 Space.arm7.elf 8->20         started        process6 22 Space.arm7.elf 16->22         started        24 Space.arm7.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b61252cfaa435d6261cb339cd57c2d1912bb0e9cbe1e2e2b3532f4458f3b2c5a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b61252cfaa435d6261cb339cd57c2d1912bb0e9cbe1e2e2b3532f4458f3b2c5a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 19:55:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wyjfft5kinoweyolgoonk7bndejlwdu4xypc4kzvgl2eldz3frna._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251226-ymqd2atqet/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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 b61252cfaa435d6261cb339cd57c2d1912bb0e9cbe1e2e2b3532f4458f3b2c5a

(this sample)

Mirai

elf 38981ad5c9c23efdcf218239a07307a3a62e8e8cc83b6db2f975f1f6c1da8455

  
URLhaus
https://urlhaus.abuse.ch/url/3744208/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 38981ad5c9c23efdcf218239a07307a3a62e8e8cc83b6db2f975f1f6c1da8455
  
Dropping
MD5 761415ee06c7f95db30b1a2a8492cc7a

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