MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 045cad4bc57e6ec3e7c18e13cd1e1977a9bd8062c5662727a843ef196df86d38. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 045cad4bc57e6ec3e7c18e13cd1e1977a9bd8062c5662727a843ef196df86d38
SHA3-384 hash: a9f60d42665d7447348d1114ae3309cba7c7b7a77f4af5f3f1d2bc9d05f48d4f1bec0f6f941d8f3905676f188eb2884f
SHA1 hash: 75c34bec5abd8868369f87ed27911185078eae3d
MD5 hash: 83d8a15d6854effb1c9a7efe38ec44be
humanhash: oscar-apart-golf-texas
File name:arm
Download: download sample
Signature Mirai
Create hunting rule
File size:72'424 bytes
First seen:2025-12-26 18:57:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:0frdis0PC7McRKaqMAWfMwUIReRiiPuJv5pE/bqPza:crdC673EaqZkxqFuJBpE/b4m
TLSH T1E8630260ED861DF002F2C27D1069C881B70E7FFD92E4237B686B558DA6A8BF4D1D40D8
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) :72'424 bytes
File size (de-compressed) :204'932 bytes
Format:linux/arm
Unpacked file: 39b6268ae107df0abb53c96f91316eec23703aa6760d23a03cea23e2b6d9f9b7

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/dc0c8e47-be68-48c3-84b2-6c025aadc0a4/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/694eda8fe126b9ff43928136/reports/2cb38722-032e-4a27-8bb6-bf03fc1fd020/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/18c55def-3514-4cae-a30d-017dcbe9ab6b
Behavior Graph:
Download SVG
%3 guuid=8033b821-1b00-0000-44d7-d037e30a0000 pid=2787 /usr/bin/sudo guuid=959c6424-1b00-0000-44d7-d037eb0a0000 pid=2795 /tmp/sample.bin guuid=8033b821-1b00-0000-44d7-d037e30a0000 pid=2787->guuid=959c6424-1b00-0000-44d7-d037eb0a0000 pid=2795 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/036292b8-209a-4e75-aff7-cc004f4a9afd
Result
Threat name:
Gafgyt
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Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1839905
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839905 Sample: arm.elf Startdate: 26/12/2025 Architecture: LINUX Score: 60 30 169.254.169.254, 80 USDOSUS Reserved 2->30 32 daisy.ubuntu.com 162.213.35.25, 443, 47298 CANONICAL-ASGB United States 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Gafgyt 2->36 38 Sample is packed with UPX 2->38 9 arm.elf 2->9         started        11 python3.8 dpkg 2->11         started        signatures3 process4 process5 13 arm.elf 9->13         started        file6 28 /usr/local/bin/infinitd, ELF 13->28 dropped 16 arm.elf sh 13->16         started        18 arm.elf sh 13->18         started        20 arm.elf 13->20         started        22 24 other processes 13->22 process7 process8 24 sh systemctl 16->24         started        26 sh systemctl 18->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/045cad4bc57e6ec3e7c18e13cd1e1977a9bd8062c5662727a843ef196df86d38
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/045cad4bc57e6ec3e7c18e13cd1e1977a9bd8062c5662727a843ef196df86d38/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 18:57:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=arok2s6fpzxmhz6bryj42hqzo6u33adcyvtcoj5iipxrs3pynu4a._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251226-xl333avrfp/
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 045cad4bc57e6ec3e7c18e13cd1e1977a9bd8062c5662727a843ef196df86d38

(this sample)

Mirai

elf 39b6268ae107df0abb53c96f91316eec23703aa6760d23a03cea23e2b6d9f9b7

  
URLhaus
https://urlhaus.abuse.ch/url/3722797/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 39b6268ae107df0abb53c96f91316eec23703aa6760d23a03cea23e2b6d9f9b7
  
Dropping
MD5 9f83a2da6f7933fef4d39af4be16c032

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