MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0fa3c515efba0dad93281bf0f0927640a23b80c8379fe1ccd378635464bbd32c. 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


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0fa3c515efba0dad93281bf0f0927640a23b80c8379fe1ccd378635464bbd32c
SHA3-384 hash: 1023182520cfff5dd4c4d2eb712de891782f3bec54bbb5b1646778d16f61e80504036a2d9a43b1c3f307b70a3c613903
SHA1 hash: b9f524e9bd0838736eda3accb46e7b0eb2cf0738
MD5 hash: 462e9b679da2d33ee17535528310a993
humanhash: michigan-alpha-glucose-romeo
File name:px86
Download: download sample
Signature Mirai
Create hunting rule
File size:64'060 bytes
First seen:2026-05-24 18:32:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:LdV09/hhezGmDY1i+lR2cx1LrbmLiIhECOnouy8ryJ:LGfejc8cx1iLiIhE7outK
TLSH T10D5302735DAF6BC0C60D44BE5C17FE5F0E907778D0114A9E1B4A82E8DC63B5466282E7
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 BlinkzSec
Tags:mirai UPX
File size (compressed) :64'060 bytes
File size (de-compressed) :151'880 bytes
Format:linux/i386
Unpacked file: a9e6f7dd806236d976d717ee4a1aec76e99dd055ca786c98050dfc00483d7eee

Intelligence

File Origin
# of uploads :
1
# of downloads :
35
Origin country :
US US
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/20f807dc-35df-4714-90ca-9336bc8010fa/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Connection attempt
Receives data from a server
Runs as daemon
Kills processes
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a1344ae875badc3b3947d69/reports/a0680ad6-7764-4b9e-b926-3aef0dd856e4/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/064af4e4-6b94-44a9-a4b9-c8d643c5eca3
Behavior Graph:
Download SVG
%3 guuid=b9f96c2b-1b00-0000-a0ca-23d7fa0b0000 pid=3066 /usr/bin/sudo guuid=9680f62d-1b00-0000-a0ca-23d7020c0000 pid=3074 /tmp/sample.bin delete-file net guuid=b9f96c2b-1b00-0000-a0ca-23d7fa0b0000 pid=3066->guuid=9680f62d-1b00-0000-a0ca-23d7020c0000 pid=3074 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=9680f62d-1b00-0000-a0ca-23d7020c0000 pid=3074->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076 /tmp/sample.bin net send-data zombie guuid=9680f62d-1b00-0000-a0ca-23d7020c0000 pid=3074->guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076 clone guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 08b7fc09-4938-50a3-8f65-aa9ec913aba0 176.65.139.209:18129 guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076->08b7fc09-4938-50a3-8f65-aa9ec913aba0 send: 12B guuid=fe43122f-1b00-0000-a0ca-23d7050c0000 pid=3077 /tmp/sample.bin guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076->guuid=fe43122f-1b00-0000-a0ca-23d7050c0000 pid=3077 clone guuid=2699152f-1b00-0000-a0ca-23d7060c0000 pid=3078 /tmp/sample.bin guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076->guuid=2699152f-1b00-0000-a0ca-23d7060c0000 pid=3078 clone guuid=5d9eb634-2800-0000-a0ca-23d79b140000 pid=5275 /tmp/sample.bin net send-data guuid=9f23012f-1b00-0000-a0ca-23d7040c0000 pid=3076->guuid=5d9eb634-2800-0000-a0ca-23d79b140000 pid=5275 clone 873b94a7-7e3f-51f5-b6f4-ffcc9c5c6f02 176.65.139.209:80 guuid=5d9eb634-2800-0000-a0ca-23d79b140000 pid=5275->873b94a7-7e3f-51f5-b6f4-ffcc9c5c6f02 con 202dedaf-c572-52f1-9695-7569457b2b38 95.111.244.154:443 guuid=5d9eb634-2800-0000-a0ca-23d79b140000 pid=5275->202dedaf-c572-52f1-9695-7569457b2b38 send: 5580B guuid=4637c334-2800-0000-a0ca-23d79c140000 pid=5276 /tmp/sample.bin guuid=5d9eb634-2800-0000-a0ca-23d79b140000 pid=5275->guuid=4637c334-2800-0000-a0ca-23d79c140000 pid=5276 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f5812091-cce5-4119-bf0a-b497de9d12c5
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0fa3c515efba0dad93281bf0f0927640a23b80c8379fe1ccd378635464bbd32c
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0fa3c515efba0dad93281bf0f0927640a23b80c8379fe1ccd378635464bbd32c/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-24 18:25:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b6r4kfppxig23ezidpypbetwicrdxagig6p6dtgtpbrvizf32mwa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260524-w6335agx4x/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Modifies Watchdog functionality
Family: Mirai
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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh 42628bd0ba668e7834a15e00e74793cea862226d20586f7525d25b6639f79b67

Mirai

elf 0fa3c515efba0dad93281bf0f0927640a23b80c8379fe1ccd378635464bbd32c

(this sample)

Mirai

elf a9e6f7dd806236d976d717ee4a1aec76e99dd055ca786c98050dfc00483d7eee

  
URLhaus
https://urlhaus.abuse.ch/url/3852571/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 a9e6f7dd806236d976d717ee4a1aec76e99dd055ca786c98050dfc00483d7eee
  
Dropping
MD5 158051d69fa6b5b51e50973542c586f3
  
Dropped by
SHA256 42628bd0ba668e7834a15e00e74793cea862226d20586f7525d25b6639f79b67
  
Dropped by
MD5 e66a2e0499195e95a1bb47c2d72e5ed9
  
URLhaus
https://urlhaus.abuse.ch/url/3852574/

Comments