MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a
SHA3-384 hash: 7400a3a716ba4007bec158a02cebb8beda7b3d35914e30e717501a3a825a46edd2a72b19cd25ed5b91eb4b04a35a94f2
SHA1 hash: 6262c6c88921e9d25cad42a919600b288dabd15c
MD5 hash: 4e25cf4a1c059b209456daed81d9e870
humanhash: sweet-uranus-black-indigo
File name:mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:73'020 bytes
First seen:2026-08-19 02:06:55 UTC
Last seen:2026-08-19 03:36:22 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:fc44mGmR+150aPO5YJBn+mfg6vWNNfYIzp3RgIP7oBA:Nyc+1zPOSr+re4BgGou
TLSH T1E06302C4FC01388FC90FAA7260E921299F15A3912385DBBD5374CF9DA789DA14E0F0E5
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) :73'020 bytes
File size (de-compressed) :226'436 bytes
Format:linux/mipsel
Unpacked file: 48bfd55b0d324004eb98a3ca12dd25c77c7bf004d12b26cdcdb515b6c692ea03

Intelligence

File Origin
# of uploads :
2
# of downloads :
63
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/6d37e557-77a0-4116-8200-e383ba48fbbe/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sets a file as executable
Runs as daemon
Kills processes
Locks files
Launching a process
Kills critical processes
Substitutes an application name
Deleting of the original file
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a7965e7d-b4f2-48b9-9dbe-792b89f33f5c
Behavior Graph:
Download SVG
%3 guuid=1455a439-1a00-0000-e5da-b0fcc3070000 pid=1987 /usr/bin/sudo guuid=f77de83b-1a00-0000-e5da-b0fccb070000 pid=1995 /tmp/sample.bin guuid=1455a439-1a00-0000-e5da-b0fcc3070000 pid=1987->guuid=f77de83b-1a00-0000-e5da-b0fccb070000 pid=1995 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e6f0d1e0-0328-4fb5-ade2-41cea2ff0c6a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1960099
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 reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1960099 Sample: mipsel.elf Startdate: 19/08/2026 Architecture: LINUX Score: 88 123 83.168.69.141, 43114, 43116, 43118 SKYPASS-ASPL Poland 2->123 125 daisy.ubuntu.com 2->125 131 Antivirus / Scanner detection for submitted sample 2->131 133 Multi AV Scanner detection for submitted file 2->133 135 Yara detected Mirai 2->135 137 Sample is packed with UPX 2->137 14 mipsel.elf 2->14         started        17 gvfsd-fuse fusermount 2->17         started        19 gnome-session-binary sh gsd-print-notifications 2->19         started        21 20 other processes 2->21 signatures3 process4 signatures5 145 Found strings related to Crypto-Mining 14->145 23 mipsel.elf 14->23         started        147 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->147 25 gsd-print-notifications 19->25         started        process6 process7 27 mipsel.elf 23->27         started        30 gsd-print-notifications gsd-printer 25->30         started        signatures8 143 Sample deletes itself 27->143 32 mipsel.elf 27->32         started        36 mipsel.elf 27->36         started        38 mipsel.elf iptables 27->38         started        40 mipsel.elf iptables 27->40         started        process9 file10 113 /etc/systemd/system/anobot.service, ASCII 32->113 dropped 115 /etc/hosts, ASCII 32->115 dropped 127 Sample tries to kill multiple processes (SIGKILL) 32->127 129 Deletes system log files 32->129 42 mipsel.elf 32->42         started        44 mipsel.elf 32->44         started        46 mipsel.elf 32->46         started        48 20 other processes 32->48 signatures11 process12 file13 51 mipsel.elf 42->51         started        54 mipsel.elf 42->54         started        56 mipsel.elf 42->56         started        63 17 other processes 42->63 58 mipsel.elf 44->58         started        60 mipsel.elf 44->60         started        65 20 other processes 44->65 67 12 other processes 46->67 117 /run/.watchdog.pid, ASCII 48->117 dropped 69 16 other processes 48->69 process14 file15 139 Sample tries to kill multiple processes (SIGKILL) 51->139 141 Deletes system log files 51->141 71 21 other processes 51->71 73 16 other processes 54->73 75 2 other processes 56->75 77 17 other processes 58->77 119 /run/.iptables.rules, ASCII 60->119 dropped 79 15 other processes 60->79 81 30 other processes 63->81 83 34 other processes 65->83 85 18 other processes 67->85 121 /run/.disabled.list, ASCII 69->121 dropped 87 10 other processes 69->87 signatures16 process17 process18 89 mipsel.elf 71->89         started        91 mipsel.elf 71->91         started        93 mipsel.elf 71->93         started        95 13 other processes 71->95 process19 97 mipsel.elf iptables 89->97         started        99 mipsel.elf iptables 89->99         started        101 mipsel.elf iptables 91->101         started        103 mipsel.elf iptables 91->103         started        105 mipsel.elf iptables 93->105         started        107 mipsel.elf iptables 93->107         started        109 mipsel.elf iptables 95->109         started        111 mipsel.elf iptables 95->111         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a/
Threat name:
Linux.Exploit.FlyLegitBot
Create hunting rule
Status:
Malicious
First seen:
2026-08-19 02:11:11 UTC
File Type:
ELF32 Little (Exe)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=74uxhkwoqqoi4iu5f2lgtil2lwknttbr3pj3wfmuhqzznxd2qvfa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm discovery upx
Link:
https://tria.ge/reports/260819-ckct9svdkd/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Checks CPU configuration
Enumerates running processes
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/ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a

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: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 ff2973aace841c8e229d2e9669a17a5d94d9cc31dbd3bb15943c3396dc7a854a

(this sample)

Mirai

elf 48bfd55b0d324004eb98a3ca12dd25c77c7bf004d12b26cdcdb515b6c692ea03

  
URLhaus
https://urlhaus.abuse.ch/url/3893635/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 48bfd55b0d324004eb98a3ca12dd25c77c7bf004d12b26cdcdb515b6c692ea03
  
Dropping
MD5 7d3dc7e0f2ecdc3579713c0e965a8438

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