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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3. 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: 9


Intelligence 9 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3
SHA3-384 hash: a0117983396326cbe3404fe1b36d50244ca57bb37d098bcf4a4c3215fa38507a9d89c13d7de494927b6e4d7b634f74c0
SHA1 hash: 1cadb9192d3afb35e2a5101507eed6b0198d3e66
MD5 hash: db62cbd314f9726116ced13964f8d53a
humanhash: minnesota-coffee-jupiter-black
File name:bulu.x86-20240131-0756
Download: download sample
Signature Mirai
Create hunting rule
File size:93'576 bytes
First seen:2024-01-31 07:56:31 UTC
Last seen:2024-01-31 07:57:43 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:Xrxbdr+dQKANujbbGkOTyO/f80UxokunQxboheA3U7SMtMIdzT:Xddr2QZNujHGHTyC0FKnCo1kWIdP
TLSH T108937EC4F743E4F1EC5705B12177BB365B32D0B6211AEA43C379AA31ECA2542D61AB6C
telfhash t12c513cf71eaa0ce8b3c09c04c71e5fd22919d73b1930b6b601b26da527e7d82507ac35
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter elfdigest
Tags:mirai

Intelligence

File Origin
# of uploads :
9
# of downloads :
104
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-10008433-0
Create hunting rule

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

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

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

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug lolbin mirai remote
Link:
https://www.filescan.io/uploads/65b9fd4f814c2aeb148610c3/reports/57d914be-b981-4155-9610-6d6409dfa94e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
45.118.146.123
Number of open files:
46
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Moobot 45.118.146.123:43957
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9f982082-4dc0-4e9e-903e-a19492d0a99e
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1383860
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-01-31 07:46:01 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=fmpipwoy2hsqysrhkhxpzc6fi74tcivfrvuk6224eliepi5pcdrq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/240131-js9brsfge5/
Behaviour
Reads runtime system information
Enumerates running processes
Changes its process name
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3

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:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
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
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:mirai_botnet_unpack
Create hunting rule
Author:bozer
Description:Use to detect unpacked mirai, and there variants.
Rule name:Mirai_Unpack
Create hunting rule
Rule name:myMirai
Create hunting rule
Description:Mirai
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 2b1e87d9d8d1e50c4a2751eefc8bc547f93122a58d68af6b5c22d047a3af10e3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2753867/
  
Delivery method
Distributed via web download

Comments