MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d2c72ceece9fb4be6c9efa6715dbb32f38393e232f9ac69f190981ad1726132b. 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: 13
| SHA256 hash: | d2c72ceece9fb4be6c9efa6715dbb32f38393e232f9ac69f190981ad1726132b |
|---|---|
| SHA3-384 hash: | f26b85612c237ad29d55c263bc7d3722d53329066e9c6deb8466ee52d21a7661afeee372e5d5a53cb810a6567a99b217 |
| SHA1 hash: | 396c52c0ca929bd38b279b8f57ad2eca821d88de |
| MD5 hash: | cf8ad68432588ea9c56473673903bcb1 |
| humanhash: | mirror-eleven-virginia-double |
| File name: | wlan.x86 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 4'572'144 bytes |
| First seen: | 2026-03-27 05:46:20 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 98304:jbBS4Sh9Pq0vEU+Y5P1rJm3xxYD+sjXoax:ZxbYD/XZ |
| TLSH | T1A4265D56B6A314ADC15AC430876FD6236D35B89442327D7F2684AE343EB6E305B2EF31 |
| telfhash | t13e12aa7549e620f0aae5cd59f337f1b0d63218e166fc35b042326da1efd1e850c6ac22 |
| 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 |
abuse_ch
UPX decompressed file, sourced from SHA256 1ecdabc4bb203f194d32529ec6e2899a20aeffad50ce4e1e02a7f564c74648e8UPX unpacked
This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.
| File size (compressed) : | 1'996'664 bytes |
|---|---|
| File size (de-compressed) : | 4'572'144 bytes |
| Format: | linux/amd64 |
| Packed file: | 1ecdabc4bb203f194d32529ec6e2899a20aeffad50ce4e1e02a7f564c74648e8 |
Intelligence
File Origin
# of uploads :
1
# of downloads :
54
Origin country :
NLVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
Changes access rights for a written file
Connection attempt
Runs as daemon
Kills processes
Opens a port
Collects information on the RAM
Launching a process
Locks files
Sends data to a server
DNS request
Creating a process from a recently created file
Creating a file
Collects information on the CPU
Creating a file in the %temp% directory
Collects information on the network activity
Manages services
Deletes a file
Changes the time when the file was created, accessed, or modified
Receives data from a server
Sets a written file as executable
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Performs a bruteforce attack in the network
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm base64 bash expand gcc hajime lolbin masquerade
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
8
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-03-27T02:59:00Z UTC
Last seen:
2026-03-28T01:33:00Z UTC
Hits:
~100
Status:
terminated
Behavior Graph:
Gathering data
Result
Threat name:
Mirai
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
92 / 100
Signature
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Opens /sys/class/net/* files useful for querying network interface information
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Verdict:
Malicious
Threat:
Family.MIRAI
Threat name:
Linux.Exploit.CVE-2021-36260
Status:
Malicious
First seen:
2026-03-27 05:47:21 UTC
File Type:
ELF64 Little (Exe)
AV detection:
11 of 37 (29.73%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
9/10
Tags:
antivm credential_access defense_evasion discovery execution linux persistence privilege_escalation
Behaviour
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Reads network interface configuration
Reads system routing table
Contacts a large (2147) amount of remote hosts
Malware family:
BASHLITE
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
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: | APT_Bitter_ZxxZ_Downloader |
|---|---|
| Author: | SECUINFRA Falcon Team (@SI_FalconTeam) |
| Description: | Detects Bitter (T-APT-17) ZxxZ Downloader |
| Reference: | https://www.secuinfra.com/en/techtalk/whatever-floats-your-boat-bitter-apt-continues-to-target-bangladesh |
| Rule name: | BLOWFISH_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| 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: | 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: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | EXPL_Log4j_CVE_2021_44228_Dec21_Soft |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects indicators in server logs that indicate an exploitation attempt of CVE-2021-44228 |
| Reference: | https://twitter.com/h113sdx/status/1469010902183661568?s=20 |
| Rule name: | EXPL_Shitrix_Exploit_Code_Jan20_1 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects payloads used in Shitrix exploitation CVE-2019-19781 |
| Reference: | https://isc.sans.edu/forums/diary/Citrix+ADC+Exploits+Overview+of+Observed+Payloads/25704/ |
| Rule name: | EXPL_Shitrix_Exploit_Code_Jan20_1_RID331C |
|---|---|
| Author: | Florian Roth |
| Description: | Detects payloads used in Shitrix exploitation CVE-2019-19781 |
| Reference: | https://isc.sans.edu/forums/diary/Citrix+ADC+Exploits+Overview+of+Observed+Payloads/25704/ |
| Rule name: | F01_s1ckrule |
|---|---|
| Author: | s1ckb017 |
| Rule name: | html_auto_download_b64 |
|---|---|
| Author: | Tdawg |
| Description: | html auto download |
| Rule name: | Linux_Generic_Threat_1ac392ca |
|---|---|
| Author: | Elastic Security |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | setsockopt |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for setsockopt() red flags |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | testlumma |
|---|
| 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: | upxHook |
|---|---|
| Author: | @r3dbU7z |
| Description: | Detect artifacts from 'upxHook' - modification of UPX packer |
| Reference: | https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/ |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
| 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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