MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd
SHA3-384 hash: 33a29d07e3b70097466c7df3e666e345e73c653c6033403b9ae5a356ae40868cdf79923f60a24d6e910f47890a5e6016
SHA1 hash: d1b02fdf019907a54bc3cbe7f729b7c70ae633c6
MD5 hash: 317a77b57ae22462d8efc0e566786b93
humanhash: xray-fillet-arizona-lithium
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:63'728 bytes
First seen:2025-11-03 23:18:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:wKWFmUFWD9ZXRuw9BufIPdKpyr6mEXhFELTRzOgeRKYf5PTgrgWOpZg93DZb4YVR:wKWFNYD9ZXRuw9BufIPdKpyr6mEXhFEL
TLSH T168535CC0E543D8FAE9960A702036F7378B32F5396019E953D76CAA32BD93A40D6163DC
telfhash t1fb31e4fa1ebe0de4f3c4e440c20b5fe1296ad33b25a072b446329d6136b7c816179c38
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


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 5d86ef8c1fbc48dfaa4e5b902193b5fba053d744840c04ab890889573089353c
File size (compressed) :32'220 bytes
File size (de-compressed) :63'728 bytes
Format:linux/i386
Packed file: 5d86ef8c1fbc48dfaa4e5b902193b5fba053d744840c04ab890889573089353c

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9866113-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Connection attempt
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-03T20:25:00Z UTC
Last seen:
2025-11-03T20:48:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3e2f2c30-d02d-4006-ad1d-d1e3206161ed
Behavior Graph:
Download SVG
%3 guuid=f9e79024-1700-0000-3cb6-2935f7090000 pid=2551 /usr/bin/sudo guuid=3ad81726-1700-0000-3cb6-2935fe090000 pid=2558 /tmp/sample.bin net guuid=f9e79024-1700-0000-3cb6-2935f7090000 pid=2551->guuid=3ad81726-1700-0000-3cb6-2935fe090000 pid=2558 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=3ad81726-1700-0000-3cb6-2935fe090000 pid=2558->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4fb984bf-aba2-4598-828a-2ad07caf8990
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1807336
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-03 23:19:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q637z4jqin5m6wki76ha2v4k6rd3a6gnm5folauonzuvooqripgq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion linux
Link:
https://tria.ge/reports/251103-3a44wawpfm/
Behaviour
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-9866113-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/213d202e-7548-4a77-9f63-e5514323fb6f
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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
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_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

File information

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

Web download

Mirai

elf 5d86ef8c1fbc48dfaa4e5b902193b5fba053d744840c04ab890889573089353c

Mirai

elf 87b7fcf130437acf5948ff8e0d578af447b078cd674ae5828e6e69573a1143cd

(this sample)

  
Dropped by
SHA256 5d86ef8c1fbc48dfaa4e5b902193b5fba053d744840c04ab890889573089353c
  
URLhaus
https://urlhaus.abuse.ch/url/3693012/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b7b553b55422acbbc56a08577e1ec783

Comments