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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353
SHA3-384 hash: 34c833462fb6161a2f7eac9264cd67caf592a6e8e5f038df791e918217f9278deeee0fb4c2e9838dc1b1c5640a20d9ac
SHA1 hash: 5229d8428103afc22db0ec1579bb8a9f72b66abd
MD5 hash: f041a0522b17a8c0db9ae3d14e63008c
humanhash: muppet-river-dakota-echo
File name:sever1078.arm64
Download: download sample
Signature Mirai
Create hunting rule
File size:1'133'032 bytes
First seen:2026-10-14 18:35:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:Hegou166oZTEfHWokMEzbnxLyG1+Kvf5Y5w+VX7rKtJzdJZabxDpm6BiOptP/OAb:11TWod4ykdJY5wcX6ahiOpVPx2IoxY
TLSH T174359D99FE5E3C42D2C7F27C9E8587E1302B75E4E32381B32A82525ED5D6AE8C7B1510
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cc83cf6e68525a95a5487f5fae4c525daf32b64d454e827beea7e245920ef75d
File size (compressed) :503'272 bytes
File size (de-compressed) :1'133'032 bytes
Format:linux/arm64
Packed file: cc83cf6e68525a95a5487f5fae4c525daf32b64d454e827beea7e245920ef75d

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
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Unix.Dropper.Mirai-10007027-0
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Unix.Dropper.Mirai-7135897-0
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Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
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Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
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Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Opens a port
Manages services
Receives data from a server
Runs as daemon
Creating a file
Changes access rights for a written file
Creating a process from a recently created file
Connection attempt
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Launching a process
Sends data to a server
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expand gcc lolbin mirai obfuscated rust
Link:
https://www.filescan.io/uploads/6acfcba2ad36870a6b44e07a/reports/3cf761e1-01de-44d3-b458-6c2aa9169c70/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
2323,23,5555
Full report:
https://elfdigest.com/brief/b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-02T00:10:00Z UTC
Last seen:
2026-10-02T00:34:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/560b78be-a358-473c-8dda-40b4b8edc9cf
Behavior Graph:
Download SVG
%3 guuid=e6db9139-1c00-0000-0bdc-df90150a0000 pid=2581 /usr/bin/sudo guuid=984d533c-1c00-0000-0bdc-df901f0a0000 pid=2591 /tmp/sample.bin guuid=e6db9139-1c00-0000-0bdc-df90150a0000 pid=2581->guuid=984d533c-1c00-0000-0bdc-df901f0a0000 pid=2591 execve
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/c5476796-cb33-479e-9894-85b38bd468af
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-02 04:40:28 UTC
File Type:
ELF64 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4ssuwab7fn5nupx3bnhlpxeglzjhsfu4564yzhil2tzuatqsnjq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261014-w81e1sxt5m/
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/b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353

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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:deepfield_qtxbot_mirai_xor_table
Create hunting rule
Author:Nokia Deepfield ERT
Description:morte/Kurayami-lineage Mirai fork table: qtxbot and GhostWuzHere666 XOR-0x22 encoded
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Packer_Dropper_Fileless_Armhf
Create hunting rule
Author:Serhii Kocherhan
Description:Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:LIN_Downloader_Unknown_WgetChmodExecute
Create hunting rule
Author:Marjoriefort
Description:Script shell downloader : wget+curl, chmod 777, execution, effacement (rm -rf) - botnet style
Reference:misses_archive / grappe 5.182.210.174
Rule name:LIN_Malware_Unknown_ForgeAuto_43efb4f0
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:LIN_Malware_Unknown_ForgeAuto_7213850f
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:malwareelf55503
Create hunting rule
Rule name:MIRAI_OHSHIT_payload
Create hunting rule
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:NSVPS_Mirai_Busybox_Staging
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf cc83cf6e68525a95a5487f5fae4c525daf32b64d454e827beea7e245920ef75d

Mirai

elf b7252a5801f95bd6d1f7d85a75bee432f293c8b4e77dcc64e85ea79a02709353

(this sample)

  
Dropped by
SHA256 cc83cf6e68525a95a5487f5fae4c525daf32b64d454e827beea7e245920ef75d
  
URLhaus
https://urlhaus.abuse.ch/url/3918582/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 51cfae5f70ef93643bafdcfb156b1143

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