MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39dbb95d83c35dd6841fe21dc1ef27a4b498b526db3dccb99882e8fa4ac37d5a. 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: 12
| SHA256 hash: | 39dbb95d83c35dd6841fe21dc1ef27a4b498b526db3dccb99882e8fa4ac37d5a |
|---|---|
| SHA3-384 hash: | 6287c6eb67e44cbb235894e62ce2a484df807ca95253eff0ff74a9046efe2af565dc5f1c555d586f23d2b26f10b25a73 |
| SHA1 hash: | 268169e9510f6d414a064fa37475008fce9fab11 |
| MD5 hash: | 1b710b3c2b3d0d2cf07e6ac440b0e52a |
| humanhash: | sodium-sixteen-connecticut-oranges |
| File name: | ciubuc_mpsl |
| Download: | download sample |
| Signature | Mirai |
| File size: | 3'164'404 bytes |
| First seen: | 2026-04-12 05:35:24 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 49152:X3H9Tdp5Ec6pK3739jtvTGzG/2UnvzQWAWtAqgSpMvPG7:9Td9l/TJ7pMG7 |
| TLSH | T1E9E52B156F900FFBD86FCD3356E94B02258DA40622D43F76B878D914FA9B60B4AD3878 |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf mirai |
Intelligence
File Origin
# of uploads :
1
# of downloads :
110
Origin country :
DEVendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Result
Verdict:
Malware
Maliciousness:
Behaviour
Runs as daemon
Kills processes
Receives data from a server
Opens a port
Changes access rights for a written file
Sends data to a server
Removes directories
Changes access rights for a file
Creating a file
Deleting a recently created file
Connection attempt
Accesses SSH
Traces processes
Deletes a system binary file
Substitutes an application name
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
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:
2026-04-12T02:44:00Z UTC
Last seen:
2026-04-12T03:07:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Status:
Failed
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
ELF
Verdict:
Malicious
Threat:
Family.MIRAI
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2026-04-12 05:37:03 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
mirai
Score:
10/10
Tags:
family:mirai defense_evasion discovery
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes Audit logs
Deletes itself
Deletes journal logs
Modifies Watchdog functionality
Traces itself
Contacts a large (122955) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
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 |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| Rule name: | botnet_Yakuza |
|---|---|
| Author: | NDA0E |
| Description: | Yakuza botnet |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | ELF_Toriilike_persist |
|---|---|
| Author: | 4r4 |
| Description: | Detects Torii IoT Botnet (stealthier Mirai alternative) |
| Reference: | Identified via researched data |
| Rule name: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | Linux_Trojan_Gafgyt_28a2fe0c |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_ea92cca8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | setsockopt |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for setsockopt() red flags |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| 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 |
| Rule name: | WHIRLPOOL_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for WhirlPool constants |
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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