MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8. 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: 7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8
SHA3-384 hash: ace4eda47d8242c570d2bed22ce802272c23910443ac762000de6d6f7d1d1312172f0e7b36a59ac8df2fb032e773fc9c
SHA1 hash: 3d957de578659d63897c4dbe366acfc09731e41e
MD5 hash: 86aa2c7cc08a77953389ae18a48adf35
humanhash: spaghetti-quebec-oregon-two
File name:armv5l
Download: download sample
Signature Mirai
Create hunting rule
File size:68'040 bytes
First seen:2026-08-23 02:05:38 UTC
Last seen:2026-08-23 08:52:21 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:sm/rIsApFzYg851mMLDMY4k59RhYmdqN+Sz0RNtQWzB:3rIsMDMv4k59RfdjSgRPQWN
TLSH T1006301027F2AF645C6710C3A6EF8C386D0B0F2BCD1D036A1926456B4258D549BFB67CB
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) :68'040 bytes
File size (de-compressed) :174'680 bytes
Format:linux/arm
Unpacked file: fa5f4c3912ee92ae90db3fa81e33cd243373bb7bb7efd0b42a05bf7500408a9d

Intelligence

File Origin
# of uploads :
2
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8639f751-1920-4127-8b75-f60ee28c54c0/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/6a8a55947a51e1188aaa9379/reports/2dab6a54-a429-4100-86e6-be0d51bc5c18/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8cb85ca1-f0de-4620-aa23-450084d0c329
Behavior Graph:
Download SVG
%3 guuid=ed45327d-1700-0000-6625-4ad5b60d0000 pid=3510 /usr/bin/sudo guuid=59511085-1700-0000-6625-4ad5c90d0000 pid=3529 /tmp/sample.bin guuid=ed45327d-1700-0000-6625-4ad5b60d0000 pid=3510->guuid=59511085-1700-0000-6625-4ad5c90d0000 pid=3529 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/40ce9859-699b-4fbf-93e0-8d6515395ce5
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad.mine
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1962315
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1962315 Sample: armv5l.elf Startdate: 23/08/2026 Architecture: LINUX Score: 84 111 83.168.69.141, 49624, 49626, 49628 SKYPASS-ASPL Poland 2->111 113 daisy.ubuntu.com 2->113 115 Antivirus / Scanner detection for submitted sample 2->115 117 Multi AV Scanner detection for submitted file 2->117 119 Yara detected Mirai 2->119 121 Sample is packed with UPX 2->121 14 armv5l.elf 2->14         started        17 systemd snapd-env-generator 2->17         started        19 systemd snapd-env-generator 2->19         started        signatures3 process4 signatures5 133 Found strings related to Crypto-Mining 14->133 21 armv5l.elf 14->21         started        process6 process7 23 armv5l.elf 21->23         started        signatures8 123 Sample deletes itself 23->123 26 armv5l.elf 23->26         started        29 armv5l.elf 23->29         started        31 armv5l.elf iptables 23->31         started        33 armv5l.elf iptables 23->33         started        process9 signatures10 125 Sample tries to kill multiple processes (SIGKILL) 26->125 127 Deletes system log files 26->127 35 armv5l.elf 26->35         started        37 armv5l.elf 26->37         started        39 armv5l.elf 26->39         started        42 34 other processes 26->42 process11 file12 44 armv5l.elf 35->44         started        47 armv5l.elf 35->47         started        49 armv5l.elf 35->49         started        55 31 other processes 35->55 51 armv5l.elf 37->51         started        53 armv5l.elf 37->53         started        57 33 other processes 37->57 107 /run/.watchdog.pid, ASCII 39->107 dropped 59 26 other processes 39->59 109 /run/.locker.pid, ASCII 42->109 dropped 61 35 other processes 42->61 process13 signatures14 129 Sample tries to kill multiple processes (SIGKILL) 44->129 131 Deletes system log files 44->131 63 23 other processes 44->63 65 17 other processes 47->65 67 2 other processes 49->67 69 17 other processes 51->69 71 17 other processes 53->71 73 28 other processes 55->73 75 30 other processes 57->75 77 22 other processes 59->77 79 6 other processes 61->79 process15 process16 81 armv5l.elf 63->81         started        83 armv5l.elf 63->83         started        85 armv5l.elf 63->85         started        87 38 other processes 63->87 process17 89 armv5l.elf iptables 81->89         started        91 armv5l.elf iptables 81->91         started        103 2 other processes 83->103 93 armv5l.elf iptables 85->93         started        95 armv5l.elf iptables 85->95         started        97 armv5l.elf iptables 87->97         started        99 armv5l.elf iptables 87->99         started        101 armv5l.elf iptables 87->101         started        105 3 other processes 87->105
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2026-08-23 02:10:29 UTC
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o4342s2csbcibln2ux6nttqx7mw46n2b3u2j2r4lisylnpc3clma._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260823-cjhzwsdm9y/
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/7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8

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: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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 7737cd4b42904480adbaa5fcd9ce17fb2dcf3741dd349d478b44b0b6bc5b12d8

(this sample)

Mirai

elf fa5f4c3912ee92ae90db3fa81e33cd243373bb7bb7efd0b42a05bf7500408a9d

  
URLhaus
https://urlhaus.abuse.ch/url/3893578/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 fa5f4c3912ee92ae90db3fa81e33cd243373bb7bb7efd0b42a05bf7500408a9d
  
Dropping
MD5 db2f1328cc1f2d058ff3072a75696077

Comments