MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137
SHA3-384 hash: b9f9b4009516e968c5f16edbb7ded609d75690711684f5c79c4fa93dea595697742cef16dc01f3f5299fd38ad810cbc6
SHA1 hash: 2eaa384afc3a0591ed15e8c142c8a77b0d597ef5
MD5 hash: c9d352fa1f950c68495a95c7bf945412
humanhash: london-alabama-thirteen-nitrogen
File name:morte.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:76'272 bytes
First seen:2026-02-26 20:05:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:z1eQ+fY2VzRG/YKbKPoPXoAVuWQI/tBKmbg1CtsPYSkQXM:n2VzRLGX35rKmbgAtE
TLSH T1AE7329C2B98BC0F6E80748704177F33FCB31E5794061C69EDF6A9E26DE276416226399
telfhash t1e131a0fb197e4cecb3d5a840c35e1b56196ee67719703aa18133896433aadc541bac38
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 e703a796f4a46943e52b2ec8503fa76bbdb665543a586be0c51b00ee3be96f28
File size (compressed) :40'300 bytes
File size (de-compressed) :76'272 bytes
Format:linux/i386
Packed file: e703a796f4a46943e52b2ec8503fa76bbdb665543a586be0c51b00ee3be96f28

Intelligence

File Origin
# of uploads :
1
# of downloads :
51
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
Link:
https://research.acce.ciphertechsolutions.com/results/5c123242-7752-409f-9799-aef0b27b5366/
Detection(s):
Unix.Trojan.Mirai-10058922-0
Create hunting rule

Unix.Trojan.Mirai-10059005-0
Create hunting rule

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai
Link:
https://www.filescan.io/uploads/69a0a7b997feb4afd65da749/reports/fdd99f7e-a554-40b7-8135-4d001eeebc71/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Gathering data
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-26 20:06:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w66jj6t67t3wyyhcuzwhba3vz5i5fi35zk25aldrip57lw5m4e3q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery linux persistence
Link:
https://tria.ge/reports/260226-yvjapaes3c/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Mirai
Mirai family
Malware Config
C2 Extraction:
last.galaxias.cc
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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Trojan_Mirai_0cb1699c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0d73971c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_268aac0b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_2e3f67a9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_485c4b13
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_70ef58f1
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 e703a796f4a46943e52b2ec8503fa76bbdb665543a586be0c51b00ee3be96f28

Mirai

elf b7bc94fa7efcf76c60e2a66c708375cf51d2a37dcab5d02c7143fbf5dbace137

(this sample)

  
Dropped by
SHA256 e703a796f4a46943e52b2ec8503fa76bbdb665543a586be0c51b00ee3be96f28
  
URLhaus
https://urlhaus.abuse.ch/url/3783920/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 1a4f5001d6e16b922693c2f48a6ac327

Comments