MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659
SHA3-384 hash: d3b015aae676f2aa5abdccd700cd85c23d9f71b23f90de2013c1656c8b5607a6f1958fdd64d7553771ba71b3a7192dba
SHA1 hash: 4c7a19ef6c2ddf05597e4207e38c2c2e8d85b63f
MD5 hash: 484210d93b0edaccd1c703a3edd51604
humanhash: beer-eighteen-black-crazy
File name:xnxnxnxnxnxnxnxnaarch64xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:70'468 bytes
First seen:2026-03-27 07:27:25 UTC
Last seen:2026-03-27 08:28:49 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:DaxZLmYKVDNSl2y08yumeJyGYVmIMG7Mr3BBNL:DaxZLmYKX+t08jmeJhYTOjNL
TLSH T1D26301CB6EB02B27D0DCA1B1703515D9CC3A9D8AD653CA9983E2E786073852664C8B1F
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 gafgyt UPX
File size (compressed) :70'468 bytes
File size (de-compressed) :197'488 bytes
Format:linux/arm64
Unpacked file: 1beca388b080e11753cec946ac7d1048d3a8dc8d67ca330b636f9405dfc433f3

Intelligence

File Origin
# of uploads :
2
# of downloads :
79
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/fe1ae685-b55a-440c-87a1-e95751e13b1f/
Detection(s):
SecuriteInfo.com.Linux.BackDoor.Fgt.6204.24637.24835.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Locks files
DNS request
Creating a file
Creating a file in the %temp% directory
Connection attempt
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.64.le
Link:
https://opentip.kaspersky.com/855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/54a624a0-57e8-467d-b2c0-919c38d766b2
Behavior Graph:
Download SVG
%3 guuid=b218bc2a-1b00-0000-a3e2-14cb8a0b0000 pid=2954 /usr/bin/sudo guuid=a673642d-1b00-0000-a3e2-14cb8c0b0000 pid=2956 /tmp/sample.bin guuid=b218bc2a-1b00-0000-a3e2-14cb8a0b0000 pid=2954->guuid=a673642d-1b00-0000-a3e2-14cb8c0b0000 pid=2956 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/daf06a84-ab8c-43e4-b27c-8f3b5e877bf9
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1890015
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Suspicious
First seen:
2026-03-25 22:07:00 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qvok7ifuco752v3zl7f2va53ctibsti7c2pggztiv7nwqseoyzmq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/260327-jas7tsgv7s/
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/855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659

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

sh 484d1d2b5cc7d45631f9f50ae3d11985ed186f7442bcb449c9508cd994d88013

Mirai

elf 855cafa0b413bfdd57795fcbaa83bb14d0194d1f169e636668afdb68488ec659

(this sample)

Mirai

elf 1beca388b080e11753cec946ac7d1048d3a8dc8d67ca330b636f9405dfc433f3

  
URLhaus
https://urlhaus.abuse.ch/url/3806091/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 1beca388b080e11753cec946ac7d1048d3a8dc8d67ca330b636f9405dfc433f3
  
Dropping
MD5 6d3c3c98f4295d43ffedc1f89af80511
  
Dropped by
SHA256 484d1d2b5cc7d45631f9f50ae3d11985ed186f7442bcb449c9508cd994d88013
  
Dropped by
MD5 274a1c47eab6440b9ebf0e0bb855c856
  
URLhaus
https://urlhaus.abuse.ch/url/3806081/

Comments