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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a. 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 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a
SHA3-384 hash: 7092f2a6ce096ad8ec353fbf94369668224d2f721e35c8fc8338848888e5791d6774f3e7111605cb9168b19e7c0948e3
SHA1 hash: 25f13ebdaf3d5fea070ff760ebc2472df7fe7907
MD5 hash: 2a5950357dc6aa5cc2f6bbc82e2e69f4
humanhash: speaker-enemy-avocado-nineteen
File name:cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a.elf
Download: download sample
Signature Mirai
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File size:426'968 bytes
First seen:2026-10-10 21:53:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:p+PHc7N2xQ698tV3SanKQK+qjcrck8uz5jAepvla/Ue82C:wHp98/SZ5+2crNvpe8R
TLSH T1B2942A88A2F5FBDEE296FE3983017C065C298B357883754560AEB97313B72410AFDD61
Magika elf
Reporter whack_sh
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
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SecuriteInfo.com.Linux.Mirai-44.UNOFFICIAL
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Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
base64 expand lolbin
Link:
https://www.filescan.io/uploads/6acab40b332c3679a3dcaa1c/reports/26466be5-e27a-4250-bf8f-b91945bdc00d/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-10-10T19:07:00Z UTC
Last seen:
2026-10-11T17:48:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d2bc5be3-69ad-45ed-a90e-ccad5204b4ba
Behavior Graph:
Download SVG
%3 guuid=1e846b70-1b00-0000-6cf5-3a832e0b0000 pid=2862 /usr/bin/sudo guuid=faf64873-1b00-0000-6cf5-3a83350b0000 pid=2869 /tmp/sample.bin guuid=1e846b70-1b00-0000-6cf5-3a832e0b0000 pid=2862->guuid=faf64873-1b00-0000-6cf5-3a83350b0000 pid=2869 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/58a4e201-72bf-4c0a-af6d-a993f6fdf030
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a/
Threat name:
Linux.Exploit.DirtyFrag
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Status:
Malicious
First seen:
2026-10-10 21:54:33 UTC
File Type:
ELF32 Big (SO)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zngcr7oiug6fm4nertmbywvmkq4nmqabzinnfixpnmjt2pdzje5a._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet linux
Link:
https://tria.ge/reports/261010-1saa4sax3l/
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:CP_Script_Inject_Detector
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Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Detect_all_IPv6_variants
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Author:Bierchermuesli
Description:Generic IPv6 catcher
Rule name:ELF_IoT_Persistence_Hunt
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Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Packer_Dropper_Fileless_Armhf
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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:enterpriseapps2
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Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:EXPL_HKTL_LNX_DirtyFragShellcode_May26
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Author:Pezier Pierre-Henri (Nextron Systems)
Description:Detects a shellcode observed in dirtyfrag, a local privilege escalation exploit for Linux.
Reference:https://github.com/V4bel/dirtyfrag/tree/master
Rule name:EXPL_LNX_DirtyFrag_ForensicArtefacts_May26
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Author:Florian Roth
Description:Detects DirtyFrag exploit code POC usage in Linux environments
Reference:https://github.com/V4bel/dirtyfrag/tree/master
Rule name:Linux_Exploit_CVE_2018_10562_badc0676
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Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:Linux_Exploit_CVE_2021_46422_69af1b79
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Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:MIRAI_OHSHIT_payload
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Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:NSVPS_Hydra_SSH_Bruteforce
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Author:sanad (NSVPS-SOC)
Description:Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot
Rule name:RANSOMWARE
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Author:ToroGuitar
Rule name:RIPEMD160_Constants
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Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
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Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
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Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
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Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:unixredflags3
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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 cb4c28fdc8a1bc5671a48cd81c5aac5438d64001ca1ad2a2ef6b133d3c79493a

(this sample)

  
Delivery method
Distributed via web download

Comments