MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a. 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


Intelligence 12 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a
SHA3-384 hash: 7e0fce0f51523933ab0c797fd7e75bb1048fd1384b78feec508226eae06fc6c083383272068617b6847ab0d1d9f04992
SHA1 hash: e603094e672d13032649c7b7cfc607f2be32df67
MD5 hash: 32f0bd89a3527d4ab8bbb37e852e0d33
humanhash: idaho-beryllium-north-failed
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:170'536 bytes
First seen:2025-11-24 07:08:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:1FNSV+5kEcaKHGNzl9dSgkg2s1l5/sZln:1FNSE2GNGs5kZln
TLSH T13CF37D44E683D5F5EC02057910A79B328A73E53A613EDD85E3FCDB35EC22A02C917A9D
telfhash t1196115f7fe6a19dd6bd08813c74e5721ed1ee17b386136fd06f2169032b2a016069c39
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 8f088285f4483b2c56c34efa67f11594d466e73f3fc0b27dddfddb8ec76e7055
File size (compressed) :62'812 bytes
File size (de-compressed) :170'536 bytes
Format:linux/i386
Packed file: 8f088285f4483b2c56c34efa67f11594d466e73f3fc0b27dddfddb8ec76e7055

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136017-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Kills processes
Opens a port
Changes access rights for a written file
Launching a process
Changes access rights for a file
Sets a written file as executable
Creating a file
Connection attempt
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6924049ddeea95d50b24efd5/reports/ed2cfa5f-6b71-469f-beb3-4c8d751f5e60/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-24T05:32:00Z UTC
Last seen:
2025-11-26T01:50:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3569169f-bbb0-4646-ba66-b25f00fcab61
Behavior Graph:
Download SVG
%3 guuid=aac98399-1800-0000-41d4-54745c0a0000 pid=2652 /usr/bin/sudo guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660 /tmp/sample.bin net write-config write-file guuid=aac98399-1800-0000-41d4-54745c0a0000 pid=2652->guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=fa666d9d-1800-0000-41d4-5474680a0000 pid=2664 /usr/bin/dash guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660->guuid=fa666d9d-1800-0000-41d4-5474680a0000 pid=2664 execve guuid=6e1fbc9d-1800-0000-41d4-54746a0a0000 pid=2666 /usr/bin/dash guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660->guuid=6e1fbc9d-1800-0000-41d4-54746a0a0000 pid=2666 execve guuid=634af09d-1800-0000-41d4-54746b0a0000 pid=2667 /tmp/sample.bin guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660->guuid=634af09d-1800-0000-41d4-54746b0a0000 pid=2667 clone guuid=1fddf69d-1800-0000-41d4-54746c0a0000 pid=2668 /tmp/sample.bin guuid=4821559c-1800-0000-41d4-5474640a0000 pid=2660->guuid=1fddf69d-1800-0000-41d4-54746c0a0000 pid=2668 clone guuid=265df89d-1800-0000-41d4-54746d0a0000 pid=2669 /tmp/sample.bin guuid=634af09d-1800-0000-41d4-54746b0a0000 pid=2667->guuid=265df89d-1800-0000-41d4-54746d0a0000 pid=2669 clone guuid=c55f339e-1800-0000-41d4-54746f0a0000 pid=2671 /tmp/sample.bin guuid=1fddf69d-1800-0000-41d4-54746c0a0000 pid=2668->guuid=c55f339e-1800-0000-41d4-54746f0a0000 pid=2671 clone guuid=e6f7679e-1800-0000-41d4-5474700a0000 pid=2672 /tmp/sample.bin guuid=c55f339e-1800-0000-41d4-54746f0a0000 pid=2671->guuid=e6f7679e-1800-0000-41d4-5474700a0000 pid=2672 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/366b689a-9490-42c9-9b7c-adf35bd64f86
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1819785
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819785 Sample: morte.x86.elf Startdate: 24/11/2025 Architecture: LINUX Score: 100 38 34.243.160.129, 443 AMAZON-02US United States 2->38 40 54.247.62.1, 443, 57224 AMAZON-02US United States 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for dropped file 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 3 other signatures 2->48 9 morte.x86.elf 2->9         started        12 dash rm 2->12         started        14 dash head 2->14         started        16 8 other processes 2->16 signatures3 process4 file5 36 /usr/local/bin/infinitd, ELF 9->36 dropped 18 morte.x86.elf 9->18         started        20 morte.x86.elf sh 9->20         started        22 morte.x86.elf sh 9->22         started        24 morte.x86.elf 9->24         started        process6 process7 26 morte.x86.elf 18->26         started        28 sh 20->28         started        30 sh 22->30         started        32 morte.x86.elf 24->32         started        process8 34 morte.x86.elf 26->34         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-24 07:09:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rvrzgofhoqj6iyd3ryw345dgaeu4qpnbgjndnpo7paz7pqyl6ana._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet discovery linux persistence privilege_escalation
Link:
https://tria.ge/reports/251124-hyw3ysvlhl/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies systemd
Write file to user bin folder
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/de407870-4da6-43c3-88e8-7d61c1bcbdd1
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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

elf 8f088285f4483b2c56c34efa67f11594d466e73f3fc0b27dddfddb8ec76e7055

Mirai

elf 8d639338a77413e4607b8e2dbe74660129c83da1325a36bddf7833f7c30bf01a

(this sample)

  
Dropped by
SHA256 8f088285f4483b2c56c34efa67f11594d466e73f3fc0b27dddfddb8ec76e7055
  
Dropped by
MD5 a09f5df203d317545f4442e96ae85bcb
  
URLhaus
https://urlhaus.abuse.ch/url/3702508/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3702536/
  
URLhaus
https://urlhaus.abuse.ch/url/3697772/

Comments