MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083
SHA3-384 hash: 5925e5614ccd27d103b7cf708ae7749430ea9a9a6756ab29f567dc263c8d38a20ae0e71993086279210190720abd47d3
SHA1 hash: aeadd4b3144d36f4d02cc69403ed2da45a603cb5
MD5 hash: c07f3d82ac0fd062c2be6a612c902824
humanhash: lion-kansas-table-fifteen
File name:rizzx.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:43'288 bytes
First seen:2026-02-18 18:30:05 UTC
Last seen:2026-02-18 20:05:04 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:sls4wXUXTCPZyiWUEm99uS9I2fOivDY2k9SanPC3BmwMDjf010XlmhzJgGlzDpbQ:slSXUOP8iRBFIEv27PYBmJns1rpVJu3
TLSH T1FB13E17C030F08F2EE3599319BD81BE01DB202739547DE5EA179E1D359609BE3693E58
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) :43'288 bytes
File size (de-compressed) :117'968 bytes
Format:linux/mips
Unpacked file: d4397f83b15c867e046b825e45a289fcd8136706f46d2ddfb20bd1d3ba71bee5

Intelligence

File Origin
# of uploads :
2
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/b54ff256-3c08-47be-91e1-64d13bb5ae24/
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6996055004510f87ba750f4d/reports/ba4b8d05-0ab3-4352-b580-743776f05461/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
37
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/29eaa139-3a0b-4e82-a9fc-35f678611e23
Behavior Graph:
Download SVG
%3 guuid=37216638-1a00-0000-dc8d-28d9b20a0000 pid=2738 /usr/bin/sudo guuid=b83d303a-1a00-0000-dc8d-28d9b80a0000 pid=2744 /tmp/sample.bin guuid=37216638-1a00-0000-dc8d-28d9b20a0000 pid=2738->guuid=b83d303a-1a00-0000-dc8d-28d9b80a0000 pid=2744 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0d25bbbb-6b47-443c-accd-9a7d2f20f02c
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-18 01:30:04 UTC
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=73zow3zzebn3bf6x4rhxqbh4arqwyafg2dnzryb67fuhijcpocbq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/260218-w5rcyaex5d/
Behaviour
Reads runtime system information
System Network Configuration Discovery
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 fef2eb6f39205bb097d7e44f7804fc04616c00a6d0db98e03ef96874244f7083

(this sample)

Mirai

elf d4397f83b15c867e046b825e45a289fcd8136706f46d2ddfb20bd1d3ba71bee5

  
URLhaus
https://urlhaus.abuse.ch/url/3780573/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3780581/
  
URLhaus
https://urlhaus.abuse.ch/url/3780603/
  
URLhaus
https://urlhaus.abuse.ch/url/3780635/
  
Dropping
SHA256 d4397f83b15c867e046b825e45a289fcd8136706f46d2ddfb20bd1d3ba71bee5
  
Dropping
MD5 25165f6399ef910096caf2cbb4a6d28d

Comments