MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bb36dea9eac5af3ac5de503407aa3d7c3d290c46704fc93c19fb56b3261282e4. 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
| SHA256 hash: | bb36dea9eac5af3ac5de503407aa3d7c3d290c46704fc93c19fb56b3261282e4 |
|---|---|
| SHA3-384 hash: | 14934fcb8127e341bf3da2adba7bd007c0a88ed962680f708ba3e6ac5ac905f334f7137c5a008b0cecf1eb4452dae6e6 |
| SHA1 hash: | d0f811b62dce75ef6aceee4a00ba62b241f483eb |
| MD5 hash: | f94f856d6b5621f9d6ed7168c64ead14 |
| humanhash: | equal-moon-mountain-golf |
| File name: | bb36dea9eac5af3ac5de503407aa3d7c3d290c46704fc93c19fb56b3261282e4 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 891'440 bytes |
| First seen: | 2026-07-02 10:33:14 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 24576:+jvjk/dTAXT4TSBeo6MHtjATJWfN+xcK5rKwsJX:YvKTqTLBGMHtETtxcK5tsZ |
| TLSH | T1E9156B16EA1155B9D07271B0524FE336C8686B358527088FFF5A2D6CEA3A2D09F3C397 |
| telfhash | t157e28eb33ebd59ed73a09d05830e2b12ed0ad6b348e475f645f3518232b6e429eb5831 |
| 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 |  JAMESWT_WT |
| Tags: | criminalcloudflare-online elf mirai |
Intelligence
File Origin
# of uploads :
1
# of downloads :
60
Origin country :
ITVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Creating a file in the %temp% directory
Changes access rights for a written file
Creating a file
Connection attempt
Runs as daemon
Sets a written file as executable
Deleting a recently created file
Launching a process
Changes the time when the file was created, accessed, or modified
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-23T15:41:00Z UTC
Last seen:
2026-06-30T11:38:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-05-23 18:00:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
credential_access defense_evasion discovery execution linux persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads process memory
Creates/modifies Cron job
Enumerates running processes
Modifies init.d
Reads MAC address of network interface
Deletes itself
Unexpected DNS network traffic destination
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
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: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | ELF_Mirai |
|---|---|
| Author: | NDA0E |
| Description: | Detects multiple Mirai variants |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | ProgramLanguage_Rust |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Rust programming language |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Rustyloader_mem_loose |
|---|---|
| Author: | James_inthe_box |
| Description: | Corroded buerloader |
| Reference: | https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24 |
| Rule name: | test_rule_vldslv |
|---|
| Rule name: | TH_Generic_MassHunt_Linux_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Linux malware mass-hunt rule - 2026 |
| Reference: | https://cyfare.net/ |
| Rule name: | unixredflags3 |
|---|---|
| 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.
No further information available
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