MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99
SHA3-384 hash: fd1d3c7e9636560538b1ba6e43326d9cd3b5aa7b1f3c47e78701e53d9c4b64c826d75b43b32c1291875be509b06c4c1c
SHA1 hash: cc422f6bb7a85af06fdafb261c2d72781dfc1185
MD5 hash: 36cd470bdf20b3f3aae587823c389727
humanhash: ohio-network-gee-beer
File name:morte.ppc
Download: download sample
Signature MIrai
Create hunting rule
File size:40'872 bytes
First seen:2025-07-08 16:50:37 UTC
Last seen:2025-07-09 17:52:22 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:9ofgxRpwqeicPdjWm2EoKCiwF608yD0/6KG4uVcqgw09Z:KgzFeicPdyt/L/F60/Q64u+qgw09Z
TLSH T1CE03F128C0821C96DFDFAEF02DC1F2D1A350399FF236DE49A1D6795605DDCB85A08A88
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
14
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686d4c96900df8e7f86899d3linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Kills processes
Sets a written file as executable
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Launching a process
Writes files to system directory
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/686d4c9a61f15fb42a35678d/reports/4f566310-5d05-44bc-b696-ce8ffacb1f9f/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/024b7048-f3e6-4518-b4eb-786534bdfb7e
Behavior Graph:
Download SVG
%3 guuid=d70494fe-1c00-0000-c9a9-deb7ea0a0000 pid=2794 /usr/bin/sudo guuid=dc3d8801-1d00-0000-c9a9-deb7ec0a0000 pid=2796 /tmp/sample.bin guuid=d70494fe-1c00-0000-c9a9-deb7ea0a0000 pid=2794->guuid=dc3d8801-1d00-0000-c9a9-deb7ec0a0000 pid=2796 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c3c31732-8dfd-4d43-a9fc-a94c165961e5
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1731191
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Manipulation of devices in /dev
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1731191 Sample: morte.ppc.elf Startdate: 08/07/2025 Architecture: LINUX Score: 100 40 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->40 42 daisy.ubuntu.com 2->42 44 Antivirus detection for dropped file 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Yara detected Mirai 2->48 50 2 other signatures 2->50 10 morte.ppc.elf 2->10         started        13 python3.8 dpkg 2->13         started        signatures3 process4 signatures5 60 Found strings related to Crypto-Mining 10->60 15 morte.ppc.elf 10->15         started        17 morte.ppc.elf 10->17         started        process6 process7 19 morte.ppc.elf 15->19         started        file8 36 /etc/init.d/sysd, POSIX 19->36 dropped 52 Sample tries to set files in /etc globally writable 19->52 54 Drops files in suspicious directories 19->54 56 Sample tries to persist itself using System V runlevels 19->56 23 morte.ppc.elf sh 19->23         started        25 morte.ppc.elf 19->25         started        signatures9 process10 signatures11 28 sh cp 23->28         started        58 Sample deletes itself 25->58 32 morte.ppc.elf 25->32         started        34 morte.ppc.elf 25->34         started        process12 file13 38 /usr/bin/.sh, ELF 28->38 dropped 62 Drops invisible ELF files 28->62 64 Drops files in suspicious directories 28->64 66 Manipulation of devices in /dev 32->66 68 Deletes system log files 32->68 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-08 16:51:26 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nm5wp2lleuos7aycrl57ialv5hahkxy2at2nnbdjorosyra6xsmq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/250708-vcz9psvvhv/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/0ae572e2-b470-43de-822c-273516655b0e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99

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: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

elf 6b3b67e96b251d2f83028afbf40175e9c0755f1a04f4d68469745d2c441ebc99

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3570550/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3579400/

Comments