MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 807a9944e99238e83914e70e3e8208787d3016490ec9a7dc2a559feffc5c81b4. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 807a9944e99238e83914e70e3e8208787d3016490ec9a7dc2a559feffc5c81b4
SHA3-384 hash: 267aa2617558042786146f5a830a4462ee8a6dcafe91708f48b53658e0b8154e321a48bcc0f85274ecd4a98e96b33c0f
SHA1 hash: 0abe7dd1c7909e28ddd89451b053a090bcd1e939
MD5 hash: 8f85a5dd929f0e9faa2c9f2447270457
humanhash: mirror-arizona-pennsylvania-nevada
File name:morte.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:46'756 bytes
First seen:2025-08-16 20:32:14 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:N4nL7vPZFUUZeyKEqJ5Cta69lgXKvHsE1NSU9D+A5DVyVC/BHDyoiVcAx055:NE7eVLJ5WoykU915MC/B8fA5
TLSH T1AE2301D661BAE271D03765371AA762C0A731DF13AC05DE3B05C02EA58C267ACBB165A3
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
File size (compressed) :46'756 bytes
File size (de-compressed) :105'456 bytes
Format:linux/amd64
Unpacked file: d22b3b479d5d248978ad70720397a4eb987acbbe197572ff29b143429de16d29

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-19.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Opens a port
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/68a0eada419c816a6e89206c/reports/33498393-b21a-4fe1-85c1-58bac772a7a6/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6d5aae6e-3251-4cf0-8c37-b8be75c421c0
Behavior Graph:
Download SVG
%3 guuid=4ef3b31e-1d00-0000-a443-88b79c070000 pid=1948 /usr/bin/sudo guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949 /tmp/sample.bin mprotect-exec net guuid=4ef3b31e-1d00-0000-a443-88b79c070000 pid=1948->guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=2309d622-1d00-0000-a443-88b79e070000 pid=1950 /tmp/sample.bin guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949->guuid=2309d622-1d00-0000-a443-88b79e070000 pid=1950 clone guuid=10b7d44d-1e00-0000-a443-88b728080000 pid=2088 /tmp/sample.bin guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949->guuid=10b7d44d-1e00-0000-a443-88b728080000 pid=2088 clone guuid=e9a1e64d-1e00-0000-a443-88b729080000 pid=2089 /tmp/sample.bin net send-data zombie guuid=5efeb421-1d00-0000-a443-88b79d070000 pid=1949->guuid=e9a1e64d-1e00-0000-a443-88b729080000 pid=2089 clone guuid=973ae022-1d00-0000-a443-88b79f070000 pid=1951 /tmp/sample.bin guuid=2309d622-1d00-0000-a443-88b79e070000 pid=1950->guuid=973ae022-1d00-0000-a443-88b79f070000 pid=1951 clone guuid=b3d0eb22-1d00-0000-a443-88b7a0070000 pid=1952 /tmp/sample.bin net send-data zombie guuid=2309d622-1d00-0000-a443-88b79e070000 pid=1950->guuid=b3d0eb22-1d00-0000-a443-88b7a0070000 pid=1952 clone guuid=b3d0eb22-1d00-0000-a443-88b7a0070000 pid=1952->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 525B abbcd4ba-5c74-5982-a206-376b5358ab28 5.180.82.94:80 guuid=b3d0eb22-1d00-0000-a443-88b7a0070000 pid=1952->abbcd4ba-5c74-5982-a206-376b5358ab28 send: 22B guuid=e9a1e64d-1e00-0000-a443-88b729080000 pid=2089->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 525B guuid=e9a1e64d-1e00-0000-a443-88b729080000 pid=2089->abbcd4ba-5c74-5982-a206-376b5358ab28 send: 22B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0cb6ce36-6f46-448b-9572-8621f2ab7096
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1758491
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758491 Sample: morte.x86_64.elf Startdate: 16/08/2025 Architecture: LINUX Score: 76 22 s3ov838.ddns.net. [malformed] 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 2 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 34 Sample is packed with UPX 2->34 8 morte.x86_64.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 36 Sends malformed DNS queries 22->36 38 Uses dynamic DNS services 22->38 process4 process5 12 morte.x86_64.elf 8->12         started        14 morte.x86_64.elf 8->14         started        16 morte.x86_64.elf 8->16         started        process6 18 morte.x86_64.elf 12->18         started        20 morte.x86_64.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/807a9944e99238e83914e70e3e8208787d3016490ec9a7dc2a559feffc5c81b4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/807a9944e99238e83914e70e3e8208787d3016490ec9a7dc2a559feffc5c81b4/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-16 20:33:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qb5jsrhjsi4oqoiu44hd5aqipb6tafsjb3e2pxbkkwp677c4qg2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250816-zbhqgsgm4w/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
s3ov838.ddns.net
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b445ffd7-7c0e-4b11-ab07-050d910d84ed
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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 7f515a84c0cb396704f1e5230d0cf6c6d0ab4e624c67b4dec5e1561e9fb8b761

Mirai

elf 807a9944e99238e83914e70e3e8208787d3016490ec9a7dc2a559feffc5c81b4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3601804/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3601676/
  
Dropped by
SHA256 7f515a84c0cb396704f1e5230d0cf6c6d0ab4e624c67b4dec5e1561e9fb8b761
  
Dropped by
MD5 e42f1138e58a3c2bc1fd46a5234a2bca
  
URLhaus
https://urlhaus.abuse.ch/url/3601667/
  
URLhaus
https://urlhaus.abuse.ch/url/3601674/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments