MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 40b37052ecb9c65331d7bd23730b95477311ecc468cfe980f2b1201ae3a3eeca. 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
| SHA256 hash: | 40b37052ecb9c65331d7bd23730b95477311ecc468cfe980f2b1201ae3a3eeca |
|---|---|
| SHA3-384 hash: | 879e481deed4826e7e664a0272a512f323860983ea65feb0c8525d2bca911ad0891f673709711d7f9d797c7264a57ce4 |
| SHA1 hash: | d221cf40df05547cf77d35d42ffce85ddd165156 |
| MD5 hash: | ef739ec7d42135b97304b51402fcb742 |
| humanhash: | bakerloo-spring-mars-butter |
| File name: | na |
| Download: | download sample |
| Signature | Mirai |
| File size: | 1'288'875 bytes |
| First seen: | 2026-10-22 22:00:03 UTC |
| Last seen: | 2026-10-23 16:34:33 UTC |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 24576:O72CX9B92yGNnDg7pbPsTwxAYPWTM2VyYO7WzYSkuYJmO:OSCX9B9tGNnD+pb0qAYPWTM2wza6f |
| TLSH | T1E8556BBBF2A770BCC167D030479BCBA2AC35B4B501212D7B61C4A9723D62DE11766B27 |
| telfhash | t1b8d1be700bf635b562dbda20b323f4798d3218ba64f435f466227d88ef85e814c6e427 |
| 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 Prometei |
Intelligence
File Origin
# of uploads :
2
# of downloads :
79
Origin country :
DEVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
Kills processes
Collects information on the CPU
Creating a file
Launching a process
Collects information on the OS
Changes access rights for a written file
Manages services
Writes files to system directory
Writes files to system subdirectory
Deleting of the original file
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
base64 gcc
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-22T20:16:00Z UTC
Last seen:
2026-10-23T09:50:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Trojan.Prometei
Status:
Malicious
First seen:
2026-10-22 22:00:31 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
prometei_elf
Score:
10/10
Tags:
family:prometei_elf botnet discovery linux miner persistence privilege_escalation
Behaviour
Reads runtime system information
Reads CPU attributes
Enumerates running processes
Modifies systemd
Write file to user bin folder
Deletes itself
Modifies the /etc/hosts DNS resolution file
Family: Prometei
Prometei payload
Malware family:
Prometei
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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 |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | exploit_any_poppopret |
|---|---|
| Author: | Jeff White [karttoon@gmail.com] @noottrak |
| Description: | Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries. |
| Rule name: | F01_s1ckrule |
|---|---|
| Author: | s1ckb017 |
| Rule name: | Linux_Hacktool_Flooder_1a4eb229 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Hacktool_Flooder_f454ec10 |
|---|---|
| Author: | Elastic Security |
| Reference: | 0297e1ad6e180af85256a175183102776212d324a2ce0c4f32e8a44a2e2e9dad |
| Rule name: | malwareelf55503 |
|---|
| Rule name: | MIRAI_OHSHIT_payload |
|---|---|
| Author: | AfterPacket |
| Description: | MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures |
| Reference: | https://github.com/Afterpacket/drosera-threat-intel |
| Rule name: | Prometei_Main |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Prometei botnet main modules. |
| Reference: | https://malpedia.caad.fkie.fraunhofer.de/details/win.prometei |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| 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.
Web download
Delivery method
Distributed via web download
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