MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c. 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: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c
SHA3-384 hash: da05b3f73b9d576de6a5599bbeb6945c278c9bbce0fb423106792b38d934d361e5a8d7c688335809828ebd15241b036e
SHA1 hash: 26b51017e935ab9773397bd94d134e05be8b38b6
MD5 hash: 4dfcfa414a9bbd9f457d6c4f39dc4d11
humanhash: chicken-lamp-wisconsin-glucose
File name:ecco.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:250'204 bytes
First seen:2025-12-02 15:32:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:AiW9LKdUNq8v3RyDYx1PX+CFwaFFkQTYmm0Gf10:zW9+dUNfv3gDYjPXPwaF2xmmE
TLSH T18D341B46F8819F21D5C016BAFA1E118E332317B8E1DE72529D245FB47BCB86B0E37A45
telfhash t1744153a1af1429ac35eed2e582f9a42596f532cdbf1128238635a63d9e42cc1302cc03
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 ed759b194168655768454dabfa5d438a36cf85d8cd0072ce7da4e5a72c803168
File size (compressed) :84'992 bytes
File size (de-compressed) :250'204 bytes
Format:linux/arm
Packed file: ed759b194168655768454dabfa5d438a36cf85d8cd0072ce7da4e5a72c803168

Intelligence

File Origin
# of uploads :
1
# of downloads :
26
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29001.LCM.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.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

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

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

Unix.Trojan.Mirai-9858729-0
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.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade rust
Link:
https://www.filescan.io/uploads/692f06c5d6bf444b84a263d6/reports/7cecedee-9f62-4b95-8118-acbdfef88b24/overview
Result
Gathering data
Gathering data
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1824567
Signature
Antivirus / Scanner detection for submitted sample
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
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 15:33:44 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hdfq3qq3rwuslyp42fcsk5yiuxygwymefoygo6rq6ellaipu3i6a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/251202-szd9msvkbx/
Malware Config
C2 Extraction:
draft21.redirectme.net
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/ea143147-0b00-4050-a9a3-dfad2a003e24
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c

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_28a2fe0c
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 ed759b194168655768454dabfa5d438a36cf85d8cd0072ce7da4e5a72c803168

Mirai

elf 38cb0dc21b8da925e1fcd145257708a5f06b61842bb0677a30f116b021f4da3c

(this sample)

  
Dropped by
SHA256 ed759b194168655768454dabfa5d438a36cf85d8cd0072ce7da4e5a72c803168
  
URLhaus
https://urlhaus.abuse.ch/url/3723395/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 c8e23d5f1f7e5501c3c81daa42818e61

Comments